Canon NP6045 Service Manual

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SERVICE

MANUAL

REVISION 1

FY8-13EL-010

MAR. 1997

CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)

Table of Contents

Chapters

Table of Contents

Troubleshooting

Summary of Contents for Canon NP6045

Page 2 IMPORTANT THIS DOCUMENTATION IS PUBLISHED BY CANON INC., JAPAN, TO SERVE AS A SOURCE OF REFERENCE FOR WORK IN THE FIELD. SPECIFICATIONS AND OTHER INFORMATION CONTAINED HEREIN MAY VARY SLIGHTLY FROM ACTUAL MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED MATTER.
Page 3 Chapter 10 Troubleshooting provides tables of maintenance/inspection, standards/adjustments, and problem identification (image fault/malfunction). Appendix contains a general timing chart and general circuit diagrams. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 4 All service persons are expected to have a good understanding of the contents of this Service Manual and all relevant Service Information bulletins and be able to identify and isolate faults in the machine. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 5: System Configuration
Sorter-G1 Is a 20-bin sorter capable of automatic NP6045 sorting and grouping. Sorter-E1 Is a 20-bin sorter capable of automatic sorting and grouping. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
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Page 7: Table Of Contents
4. Sequence of Operations for 4. Adjusting the Tension of the Scanner Movement (page Scanner Drive System .....3-22 separation) .......3-9 5. Positioning the Mirror ....3-23 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 8 Sheet Frame Erasing Mode ..4-17 Lamp Unit .........4-40 5. Controlling the Activation in D. Blank Exposure Lamp Assembly ..4-41 Original Frame Erasing Mode ..4-18 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 9 PICK-UP FROM THE PAPER DECK ..5-11 CONTROLLING THE A. Outline ...........5-11 REGISTRATION CLUTCH ....5-19 1. Pick-Up Operations ....5-12 VI. MAKING TWO-SIDED/OVERLAY COPIES (1st SIDE) ......5-20 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 10 9. External Delivery Delay Jam ..5-47 Roller Pressure......5-75 10.External Delivery Stationary 6. Orientation of the Separation Jam...........5-47 Roller ........5-76 11. Internal Delivery Delay Jam ..5-48 viii COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 11 3. Removing the Fixing Cleaning Detection Circuit ......6-10 Belt ...........6-17 G. Locking the Fixing/Feeding Unit ..6-12 4. Installing the Fixing Cleaning H. Error Detection Circuit ....6-13 Belt ...........6-19 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 12 4. Removing the Control Panel 1. Construction ......7-36 CPU PCB .........7-25 2. Removing the Vertical Path C. Door Switch Assembly ....7-26 Drive Assembly ......7-37 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 13 4. Adjusting the Left/Right A. Image Adjustment .......10-5 Registration (holding tray 1. Adjusting the Leading Edge position; 2nd side of a two- Margin ........10-5 sided/overlay copy) ....10-7 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 14 10.Adjusting the Position of the 3. Copyboard Cover, Copyboard Pick-Up Roller Releasing Glass, and Standard White Solenoid (deck) ......10-26 Plate ........10-54 4. Charging Assemblies .....10-54 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 15 47.The Add Toner message fails 10.E015 ........10-80 to turn OFF......10-103 11. E020 ........10-81 48.The Control Card Set indicator fails to turn ON..10-104 xiii COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 16 D. RDF-H1 GENERAL CIRCUIT B. SIGNALS AND ABBREVIATIONS ...A-2 DIAGRAM........A-7 1. Signals........A-2 E. SPECIAL TOOLS LIST ....A-9 2. Abbreviations......A-3 F. SOLVENTS AND OILS....A-10 C. GENERAL CIRCUIT DIAGRAM..A-5 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV.1 MAR. 1997 PRINTED IN JAPAN (IMPRIMÉ AU JAPON)
Page 17 C. User Mode ........1-14 A. External View.........1-9 ROUTINE WORK BY THE USER ..1-18 B. Cross Section ........1-11 VI. IMAGE FORMATION......1-19 OPERATIONS ........1-12 A. Outline ...........1-19 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 18 blank page...
Page 19: Chapter 1 General Description
4. It is equipped with a large-size liquid crystal display, offering easy-to-understand instructions. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 20: Specifications
Transfer Corona Separation Corona (static separation) Cleaning Blade Fixing Heating roller (790 W + 410 W; 120 V), (1200 W; 220/240 V) COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 21: Performance
A6 (vertical, postcard) min. Inch 11" 17" max. STMT min. Two-sided Metric A3 max. A5 (horizontal) min. Inch 11" 17" max. STMT (horizontal) min. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 22 • Plain Paper* (64 to 90 g/m A3, B4, A4, B5, A4R, B5R, 11" 17", LGL, LTR, LTR-R, Multifeeder STMT-R, A5, STMT • Colored Paper* (Canon-recommended) B4, A4 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 23 2 hr; in 10-min increments up to 1st 1 hr, in 1- hr increments up to 24 hr) • Stapler Sorter-E2 • Sorter-E1 Accessory • Stapler Sorter-G1 • Sorter-G1 • CC-V • Cassette Heater COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 24: Others
187 kg/412.2 lb (approx.; w/RDF) Copy paper Keep wrapped to protect against moisture. Consumables Toner Avoid direct sunshine, and store at 40°C, 85% or less. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 25 Direct B5(182 257mm) A4R(297 210mm) B5R(257 182mm) (50%) (70%) Reduce (81%) (86%) (200%) (141%) Enlarge (122%) (115%) Table 1-201 Copying Speed (copier only) COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 26 17” 11” 17” (129.4%) Enlarge 11” 17” 11” 17” (121.4%) Table 1-202 Copying Speed (copier only) Specifications are subject to change without notice. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 30 Touch panel display Toner supply mouth Guide key Pilot lamp Reset key Copy Start key Keypad Clear key Display Contrast key Interrupt key Energy Saver key User Mode key Stop key Preferences key Ready to copy. REDUCE DIRECT ENLARGE PAPERSELECT FIT IMAGE ZOOM 2-SIDED SORTER...
Page 39 B. Outline of the Electric Circuitry..2-2 G. Inputs to and Outputs from the C. Basic Sequence of Operations..2-4 Options ..........2-33 D. Main Motor (M1) Control Circuit ..2-11 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 40 BLANK PAGE...
Page 41: Chapter 2 Basic Operation
Copy control tray assembly Holding tray Holding tray inlet assembly Delivery control Holding tray assembly feeding assembly Cassette/paper deck Pick-up/feeding system Figure 2-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 42: Outline Of The Electric Circuitry
(IC) on the controller PCB of the option and the communication IC on the copier’s DC controller PCB. (IPC communication 2) See Figure 2-102 for a block diagram of the relationships between the major circuits of the copier. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 43 Holding tray driver PCB Holding tray unit RDF controller PCB Sensors/ Microprocessor switches Sorter controller PCB Sensors/ Stapler sorter Microprocessor switches Figure 2-102 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 44: Basic Sequence Of Operations
100 C or less. *3. Wait-up is executed in 10 sec after the end of potential control to speed up warm-up. Figure 2-103 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 45: Basic Sequence Of Operations At Power-On (2/2)
75 C or less. The value outside the parentheses applies when the surface temperature is 75 C or more. Figure 2-104 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 46 • Copying will start if the Copy Start key was pressed after placing an original during the wait period (auto start). Table 2-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 47: Basic Sequence Of Operations During Copying
Scanning lamp (LA1) Developing clutch (CL1) *1 Turns OFF blank exposure LEDs corresponding to the potential sensor for potential measurement (VD, VL1, VL2). Figure 2-105 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 48 From the end of is cleaned (by removing sheet of copy paper. (last SCRV until the main charges). rotation) motor stops. Table 2-102 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 49: Basic Sequence Of Operations For Page Separation
Transfer charging assembly Separation charging assembly Blank exposure LED Right deck pick-up clutch (CL14) Scanning lamp (LA) Forward Reverse Scanner movement Figure 2-106 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 50 • The toner on the drum is transferred to the copy paper. Note: For copy sequences other than the above, see Table 2-102. Table 2-103 2-10 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 51: Main Motor (M1) Control Circuit
Frequency Main comparison motor Rotor Frequency J111B comparison signal -4 M1ON MMCLK Q156 Master -3 M1FG -2 1/4 frequency division Figure 2-107 2-11 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 53: Inputs To The Dc Controller
Holding tray feeding When PS9 detects copy paper, J113B-12 assembly 2 PS9D ’1’. paper sensor (The light-blocking plate is at PS9.) Figure 2-108 2-13 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 54 When PS19 detects the light-blocking plate, recirculating PS19 HPLPD ’1’. lever home (The light-blocking plate is at PS19.) position sensor Holding tray control PCB Figure 2-109 2-14 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 55 J815-1 J130B-8 When PS29 detects copy paper, Cassette 4 paper PS29 C4PD ’1’. sensor (The light-blocking plate is at PS29.) Figure 2-110 2-15 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 56 J799-1 J116B-11 When the paper deck is open, RDEOP* ’0’. Deck open/closed PS38 (The light-blocking plate is at PS38.) sensor Figure 2-111 2-16 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 57 (The light-blocking plate is not at PS53.) J103B-7 Potential measurement See p. 4-5. POTON Potential Sensor sensor measure- ment PCB Figure 2-112 2-17 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 58 MSW4 ’0’. screw lock detection (Indicares ’E013’.) J7251-1 J304-4 HV24VU High-voltage multifeeder MSW5 When 24 VU is supplied,’1’. switch detection Figure 2-113 2-18 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 59 J202-1 J113A-14 HTCNT* When the holding tray unit is pushed into the Holding tray unit detection copier,’0’. Figure 2-114 2-19 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 60 HUM2 the voltage decreases. (analog signal) Environment THHUM1 sensor When the intemal humidity increases, HUM1 the voltage increases. (analog signal) Figure 2-115 2-20 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 61: Outputs From The Dc Controller
SHOND J1-4 See Chapter 6. SHRD Themal switch Fixing heater (main) H1 MHRD Fixing heater (sub) H2 AC driver PCB Figure 2-116a 2-21 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 62 DHRD See Chapter 4. Themal fuse MHOND See Chapter 6. J1-2 Themal switch Fixing heater (main) MHRD AC driver PCB Figure 2-116b 2-22 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 63 From power J631-1 supply unit J632-11 J778-3 J112B-2 M3FT M3CL M3BRK Scanning motor M3ON M3F/R M3MD2 M3MD1 M3MD0 M3FG M3FS Figure 2-117 2-23 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 64 TSCLM1 When ’1’, M6 rotates CW (forward). Transfer/separation charging J108B-19 wire cleaning motor TSCLM2 When ’1’, M6 rotates CCW (reverse). Figure 2-118 2-24 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 65 M9_HLD When ’1’, M9 stops. (Y) motor M9_B While in rotation, alternates between ’1’ and ’0’. Holding tray control PCB Figure 2-119 2-25 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 66 When ’1’, M18 turns ON. RDLMD Deck lifter drive motor J842-1 J201-1 J781-2 Holding tray control PCB From power supply unit Figure 2-120 2-26 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 67 J715-2 J104A-5 At 12V, rotates at half speed; at 24V, FM8D rotates at full speed. Scanner cooling fan Figure 2-121 2-27 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 68 RGCD* When ’0’, CL9 turns ON. J805 J806-1 J117A Cassette 3 pick-up CL10 clutch C3PUCD* When ’0’, CL10 turns ON. Figure 2-122 2-28 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 69 When ’0’, CL17 turns ON. 2 drive clutch Pick-up vertical J787-1 J115A-3 path roller CL18 CL18D* When ’0’, CL18 turns ON. 0 drive clutch Figure 2-123 2-29 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 70 J874-1 J115B-11 Multifeeder pick-up SL10 SL10FD* When ’0’, SL10 turns ON (CW). solenoid SL10BD* When ’0’, SL10 turns ON (CCW). Figure 2-124 2-30 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 71 Fixing inlet guide drive SL16 SL16FD* When ’0’, SL16 turns ON (CW). solenoid SL16BD When ’1’, SL16 turns ON (CCW). Figure 2-125 2-31 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 72 LED2CK* See p. 4-17. LED2LD* LED2ON* Blank exposure LEDs J312-1 Power supply for the lamp. Connection to power supply unit Figure 2-126 2-32 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 73: Inputs To And Outputs From The Options
24VA J726-3 J106B-3 CCNTD* When ’0’, the CC-V turns ON. Control card CC-V CCNND* When ’0’, the card is detected. Figure 2-127 2-33 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 74 BLANK PAGE...
Page 75 DISASSEMBLY AND ASSEMBLY..3-17 A. Moving the Lens ......3-2 A. Scanner Drive System....3-17 III. SCANNER DRIVE MECHANISM ..3-6 B. Lens Drive Assembly.....3-25 A. Driving the Scanner.......3-6 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 76 BLANK PAGE...
Page 77: Chapter 3 Exposure System
In Direct mode, the relative speed of the No. 1 mirror and the peripheral speed of the drum are the same. Direct F’ Reduce F1’ Enlarge F2’ Figure 3-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 78: Lens Drive Mechanism
With RDF in Use Lens Original Copy paper (large) (large) Copy Original paper (small) (small) Figure 3-202 (top view) COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 79: Moving The Lens
Lens (X) motor M4A* drive circuit M4B* Micro- proces- J736 J110A Y-HOLD Lens Y motor M5A* Lens (Y) motor drive circuit M5B* Figure 3-203 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 80: Moving The Lens
Lens Y home position sensor (PS7) Motor rotates CW/sensor ON Motor rotates CCW Motor rotates (in both directions depending on conditions) Figure 3-204 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 81 (M5) Signal plate Lens X motor (M4) Y direction Lens X home position sensor (PS6) Enlarge Reduce DC controller PCB Figure 3-205 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 82: Scanner Drive Mechanism
1 sensor (PS3) Scanner home position sensor (PS1) No. 1 mirror mount Forward No. 2/No. 3 mirror mount DC controller PCB Figure 3-301 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 83: Relationship Between Scanner Sensor And Signals
• The scanner is checked against sensor (PS3) reference travel distance. • The brakes are applied to the scanner to slow down. Table 3-301 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 84: Basic Sequence Of Operations For Scanner Movement
* 1 :The lens is moved to suit the selected reproduction ratio and copy paper size. * 2 :The degree of braking may be varied in service mode (*3*). Figure 3-302 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 85: Sequence Of Operations For Scanner Movement
If the order of making copies (first page and second page) is reversed in special features mode (Chapter 1), the operations will be the same except that the order of SCFW2/SCRV2 and SCFW1/SCRV1 is reversed. Figure 3-303 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 86 • RDF in use Original size detected by the feeder • Original frame Original size set by the user erasing mode Table 3-302 3-10 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 87: Outline
M3ON motor (M3) J112B J632 M3CL SCMCLK Motor rotation M3MD2 speed control circuit M3MD1 M3MD0 J112B J632 M3FG J112B M3FS Figure 3-304 3-11 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 88 Scanner stop signal Scanner home position sensor Scanner original leading edge 1 sensor *1:Scanner slow-down braking. *2:Scanner stop braking. Figure 3-305 3-12 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 89: Others
Original detection signal 2 Original detection signal 1 Copyboard cover detection signal 1 DC controller PCB AB size (European specification) Figure 3-401a 3-13 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 90: Operation
DC controller PCB DC controller PCB (The thickness of the arrows indicating outputs represents the size of the level.) Figure 3-402 3-14 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 91: Sizes Of Originals
(DSITE0 through 3) as follows: a. AB Configuration Original detection signal Size Sensor 3 Sensor 2 Sensor 1 Sensor 0 None or A5, A5R Table 3-401 3-15 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 92 CHAPTER 3 EXPOSURE SYSTEM b. Inch Configuration Original detection signal Size Sensor 2 Inch Sensor 1 Sensor 0 None LTRR 11” 17” Table 3-402 3-16 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 93: Disassembly And Assembly
7) Remove the five mounting screws , and disconnect the two connectors ; then, remove the RDF rear right mount Figure 3-501 3-17 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 94 Figure 3-503 9) Remove the three mounting screws , and disconnect the two connectors ; then, remove the scanner drive motor Figure 3-504 3-18 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 95: Outline Of The Scanner Drive Cable
Outline of the Scanner Drive Cable Steel ball Wind eight times. Fix in place temporaily. Figure 3-505 3-19 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 96: Removing The Scanner Drive Cable
7) Remove the five mounting screws , and disconnect the connector ; then, remove the cooling fan Figure 3-507 3-20 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 97 No. 1 mirror mount. Figure 3-509 10) Loosen the tension screws , and loosen the scanner cable. Figure 3-510a 11) Remove the scanner cable. 3-21 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 98: Adjusting The Tension Of The Scanner Drive System
• Turn the tension adjusting screw A so that the reading on the spring gauge is 200 ±50g when the center of the scanner cable is pulled about 10 mm. (rear) 10 mm 10 mm (front) Figure 3-510b 3-22 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 99: Positioning The Mirror
3) Tighten the two screws on the clamp used to fix the scanner drive cable to the No. 1 mirror mount. Figure 3-512 4) Remove the tool. 3-23 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 100: Adjusting The Position Of The Scanner
Otherwise, change the setting of ‘BRAKE_SC’ in service mode (*3*) so that the line of A matches B. Electrode mount (front) No. 1 mirror mount A (left) of wall Glass support (front) Hole Figure 3-513 3-24 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 101: Lens Drive Assembly
When installing the lens hood, fit the bosses on the lens hood into the the rail at the front; then, engage the hook at the rear while turning the lens hood to the right. 3-25 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 102 5) Disconnect the connector , and remove the two mounting screws ; then, remove the lens Y direction drive motor Figure 3-516 3-26 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 103: Removing The Lens Stage Temporarily
, and remove the light-blocking belt 2 (front) together with its holder. (Tape the light-blocking belt you have removed in place on the lens stage.) Figure 3-518 3-27 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 105: Removing The Lens X Direction Drive Motor
Figure 3-521 3) Remove the two mounting screws , and remove the lens X direction drive motor from the motor mount. Figure 3-522 3-29 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 106: Attaching The Lens X Direction Drive Belt
Own weight Figure 3-523 Attaching the Light-Blocking Belt Light-blocking belt 1 Light-blocking belt 3 Light-blocking belt 2 Light-blocking belt 4 Figure 3-524 3-30 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 107: When Replacing The Light Blocking Belt
4) With the bobbin turned 2 to 2.5 times clockwise, detach the tape, and slide out the end of the belt. 5) Hook the end of the belt on the lens unit. 3-31 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 108 blank page...
Page 109 N. Separation Claw/Separation B. Detecting the Toner Level and Claw Drive Assembly ....4-65 Controlling the Supply Operation ..4-27 O. Waste Toner Feeding Assembly..4-66 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 110 blank page...
Page 111: Chapter 4 Image Formation System
Developing cylinder Cleaning roller Pre-transfer corona assembly Paper Separation corona assembly Transfer corona assembly High-voltage transformer DC controller PCB Figure 4-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 112: Control Method
• Once during first copying after 60 min. Photo mode • Once during first copying in photo mode after power-on. Table 4-102 Timing of Potential Control COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 114 As such, the value 5.1 V is the result of converting the difference between the intensity used to expose the standard white plate and the intensity representing the white background of the original. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 115: Potential Measurement Circuit
POTON circuit circuit High-voltage 1/300 Photo- Level generator transformer shift coupler adjustment circuit circuit circuit Figure 4-104 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 116: Controlling The Scanning Lamp Intensity
Scanning Differential converter lamp amplifier phase control power voltage J111- circuit LAON J503-2 Arc circuit J501-1 DC controller PCB Lamp regulator Figure 4-105 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 117: Automatic Exposure Control (Ae)
The DC controller PCB computes the average from the surface potential measure- ments to determine the intensity of the scanning lamp for copying. 120 mm 30 30 30 30 mm Figure 4-107 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 118 F9 for making copies. equivalent equivalent Density of Darker Lighter original Test Sheet Newspaper Figure 4-108 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 119: Check Points
Copy If the setting is density decreased in adjustment mode, Input copies of a newspaper will be lighter. Table 4-103 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 120: Controlling The Primary/Transfer Corona Current
The variable width pulse oscillator circuit turns ON. The comparator circuit turns ON. The drive circuit turns ON. The primary high-voltage transformer turns ON. 4-10 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 121: Controlling The Transfer Corona Current
To limit changes occurring in the density caused by changes in the environment, the transfer current is varied according to the temperature and humidity measured by the environment sensor. Humidity (%) Figure 4-110 4-11 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 123: Controlling The Separation/Pre-Transfer Corona Current
J114A J202 circuit HVSCT DC transformer Constant Switching Drive current circuit circuit control circuit con- verter J114A J202 HVT.POST.DC Figure 4-111 4-13 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 124 The corona current is varied to suit the measurements of temperature and humidity taken by the environment sensor, thereby limiting the effects of the environment. Humidity (%) Figure 4-113 4-14 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 125: Turning On And Off The Separation/ Pre-Transfer Corona Current
HVP.POST.DC signal. Pre-transfer corona current ( A) -330 HVT.POST DC signal voltage level (V) Figure 4-115 4-15 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 126: Controlling The Dc Component Overcurrent Of The Separation/Pre-Transfer Corona Current
— Separation ON ‘1’ ‘1’ ‘0’ ‘1’ 3~11V — Separation OFF ‘0’ ‘0’ ‘0’ ‘0’ — Table 4-104 Combination of Transfer/Separation Signals 4-16 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 127: Controlling The Blank Exposure Lamp (Leds)
(297 432 mm). 7 mm (approx.) 2.75mm 7 mm (approx.) Feeding direction 7 mm (approx.) Figure 4-116 4-17 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 128: Controlling The Activation In Original Frame Erasing Mode
The width may be adjusted to 20 ±20 mm in service mode. 20mm 2 mm (approx.) 2 mm (approx.) Figure 4-117 4-18 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 129: Controlling The Activation In Hole Image Erasing Mode
LEDs shining such areas are turned OFF and other LEDs are turned ON. Blank exposure lamp (LEDs) Potential sensor Photosensitive drum Figure 4-119 4-19 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 130: Drum Heater Circuit
‘0’ and, as a result, the drum heater turns OFF. Drum surface temperature control value: 42°C Thermal fuse rated temperature: 76°C 4-20 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 131 AC driver Drum heater drive circuit Comparator circuit Drum Trigger circuit heater Triac Thermistor Drum heater control PCB J01-1 Figure 4-120 4-21 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 132: Idle Rotation Of The Photosensitive Drum And The Developing Cylinder
2 to 2.5 min 100°C until fixing warm-up 12g/kg or more From power-on until fixing warm-up Up to 5 min Table 4-107 4-22 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 133: Cleaning The Primary Charging Wire
Wire cleaner (PCLM)Primary charging wire cleaning motor drive signal DC controller PCB J103B-3, 4 Primary charging wire cleaning motor (M12) Figure 4-121 4-23 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 134: Cleaning The Pre-Transfer, Transfer, And Separation Charging Wires Automatically
DC controller PCB Feeding screw Pre-transfer charging wire Pre-transfer charging wire cleaning motor ( M1 3 ) Wire Wire cleaner Figure 4-122 4-24 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 135 Transfer/separation charging wire DC controller PCB Dc controller Wire Wire cleaner Transfer/separation charging wire cleaner motor (M6) Figure 4-123 (transfer/separation charging assembly) 4-25 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 136: Developing Assembly And Cleaning Assembly
TS 2 Photosensitive drum Waste toner feeding pipe Developing clutch Main motor Waste toner case DC controller PCB Figure 4-201 4-26 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 137: Detecting The Toner Level And Controlling The Supply Operation
The sequence of toner supply is stopped for 1 sec after driving the hopper for 2.0 sec, and this sequence is repeated. Figure 4-202 4-27 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 138 The toner collecting in the path from the hopper to the developing assembly could move astray because of the vibration caused by inspection/repairs work. 4-28 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 139: Controlling The Developing Bias/Roller Electrode
VL2+100 [V] SCFW, SCRV Prevents fogging of white background. during copying AC component 1500 Vp-p, Executes toner projection. 2700Hz Table 4-201 4-29 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 140 Main motor (M1) Developing clutch (CL8) DC bias AC bias DC bias: :+600V :Potential control value (VL2 + 100 V) Figure 4-206 4-30 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 141 Main motor (M1) Developing clutch (CL8) DC bias AC bias DC bias: :+600V :Potential control value (VL2 + 100 V) Figure 4-207 4-31 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 142: Developing Bias Control Circuit
Drum cylinder Micro- processor DCBTP Roller electrode DC transformer J114A J202 Drive Switching circuit circuit ROED J114A J202 converter DCBC Figure 4-208 4-32 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 143: Roller Electrode Bias Control Circuit
The DC transformer T402 turns ON to supply a bias of about 1000 V to the roller electrode. (The DC bias is not subjected to constant voltage control.) 4-33 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 144 * The connector number of the signal name represents the output from the DC controller PCB. Table 4-202 Combination of Developing DC/Roller Electrode Bias Output Signals 4-34 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 145: Detecting The Locking Of The Waste Toner Feeding Screw
If the waste toner feeding screw gets locked, the gear A moves in the direction of the arrow. Waste toner case Figure 4-210 (rear view) 4-35 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 146: Disassembly And Assembly
2) Move the No. 1 mirror mount to the center. 3) Remove the two mounting screws , and remove the reflecting shade and the support plate Figure 4-301 4-36 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 147: Removing The Thermal Fuse
4) Move the No. 1 mirror mount to the right end. 5) Remove the two mounting screws , and remove the thermal fuse Figure 4-303 4-37 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 148: Standard White Plate Assembly
, and remove the copyboard glass right retaining plate Figure 4-304 4) Remove the two stepped screws (M3x6), and remove the standard white cover Figure 4-305 4-38 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 149 Figure 4-306 7) Remove the control panel. 8) Remove the two mounting screws , and remove the standard white plate Figure 4-307 4-39 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 150: Pre-Exposure Lamp Unit
Figure 4-308 6) Disconnect the connector , and remove the two mounting screws ; then, remove the pre-exposure lamp unit Figure 4-309 4-40 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 151: Blank Exposure Lamp Assembly
Figure 4-310 Caution: Take care not to damage the photosensitive drum when removing the blank exposure lamp assembly. 4-41 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 152: Photosensitive Drum
5) Remove the blank exposure assembly rail stay. 6) Remove the three mounting screws , and remove the gear plate Figure 4-311 4-42 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 153 Remove the photosensitive drum, taking care not to damage it. You need not remove the bearing at the rear and the gear at the front. 4-43 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 154: Replacing The Drum Heater
1) Remove the blank exposure lamp assembly from the copier. (See p. 4-41.) Caution: The potential sensor assembly and the blank exposure lamp assembly are constructed as a single entity. 4-44 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 155: Primary Charging Assembly
(If the surface temperature of the upper fixing roller is 100°C or less, you need not perform this step, as the execution will be automatic.) 4-45 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 156: Transfer/Separation Charging Assembly
, and slide out the transfer/separation charging assem- to the front; then, remove it by lifting it at an angle to the left. Figure 4-318 4-46 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 157: Installing The Transfer/Separation Charging Assembly
2) Slide it from the front so that the leaf spring will come into contact with the frame of the transfer/separation charging assembly. Figure 4-319 Figure 4-320 Figure 4-321 4-47 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 158 4) Execute cleaning of the wire in user mode. (If the surface temperature of the upper fixing roller is 100°C or less, you need not perform this step, as the execution will be automatic.) 4-48 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 159: Charging Wire
Figure 4-324 2) Remove the wire cleaner. Caution: For other assemblies, remove the lid (2 pcs.). 4-49 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 160 • The charging wire is not bent or twisted and its gold plating has not peeled. • The charging wire is in the charging wire positioning V-groove. 4-50 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 161: Routing The Grid For The Primary Charging Assembly
1) Loosen the two mounting screws used to fix the shielding plate (left, right). 2) Loosen the three mounting screws used to fix the motor unit in place at the front. Screws Figure 4-329 4-51 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 162 Pay attention to avoid deformation of the charging assembly; i.e., try to tighten the mounting screw (front) on the left/right shielding plate. 10) Tighten the mounting screw loosened in steps 1) and 2). 4-52 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 163: Adjusting The Height Of The Charging Wire
A full turn changes the position of the charging wire by about 0.7 mm. 4-53 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 164: Assembly Anti-Stray Toner Sheet
5) Remove the two screws , and remove the blanking exposure rail Figure 4-333 6) Clean the primary charging anti-stray toner sheet Figure 4-334 4-54 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 165: Developing Assembly
Figure 4-335 3) Disconnect the connector , and pull out the developing assembly carefully from the copier. Figure 4-336 4-55 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 166: Removing The Blade Unit
1) Butt the blade mount against the developing assembly, and tighten the two mounting screws. To protect the developing cylinder, put copy paper on the cylinder before installing the blade. 4-56 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 167: Cylinder And The Magnetic Seal
4) Remove the grip ring attached to the cylinder shaft at the rear, and remove the gear , parallel pin , and butting roll Figure 4-340 4-57 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 168 , and remove the magnetic positioning plate Figure 4-342 7) Remove the grip ring from the cylinder shaft at the front, and remove the butting roll Figure 4-343 4-58 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 169: Assembly Anti-Stray Toner Sheet
5. Cleaning the Developing Assembly Anti-Stray Toner Sheet 1) Remove the developing assembly, and clean the developing assembly anti-toner stray sheet Figure 4-346 4-59 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 170: Hopper Assembly
2) Slide out the hopper assembly to the front. (See p. 7-16.) 3) Remove the mounting screw , and remove the hopper assembly Figure 4-347 4-60 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 171: Drum Cleaner
3) Remove the four mounting screws , and remove the cleaning blade assembly Figure 4-349 4) Remove the E-ring , and remove the pressure spring Figure 4-350 4-61 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 172: Installing The Cleaning Blade
In addition, be sure to clean the blade before installation, as toner or dirt can cause it to become wavy. 4-62 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 173: Installing The Side Seal
U.) Side scraper (rear) Toner guide roller Magnet roller (rear) 4~8mm Remove waste toner. Figure 4-355a 4-63 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 174 5) If a coating has developed once again in the area from which waste toner was removed in step 3), repeat steps 3) through 5). 4-64 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 175: Separation Claw/Separation Claw Drive Assembly
, and remove the claw holder Figure 4-356 Caution: 1. Take care not to bend the separation claw. 2. Take care not to damage the photosensitive drum. 4-65 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 176: Waste Toner Feeding Assembly
7) Remove the two mounting screws , and remove the waste toner feeding assembly from the waste toner drive assembly. Figure 4-358 4-66 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 177: Pick-Up/Feeding System
VI. MAKING TWO-SIDED/OVERLAY F. Feeding Assembly ......5-82 COPIES (1st SIDE) ......5-20 G. Holding Tray Assembly....5-86 A. Two-Sided/Overlay Copy H. Holding Tray Feeding Assembly ...5-103 Operation........5-20 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 178 blank page...
Page 179: Outline
Holding tray pick-up sensor PS49 Left deck outlet paper sensor PS22 Multifeeder pick-up sensor PS52 Claw jam sensor PS23 Registration paper sensor Table 5-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 180 Holding tray feeding assembly PS14 PS33 PS17 PS24 PS31 PS37 PS32 PS36 Paper deck PS27 PS25 PS26 Cassette 3 PS30 PS28 PS29 Cassette 4 Figure 5-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 181: Pick-Up From The Cassette
Cassette 4 pick-up clutch drive signal (CL12D*) J117B-2 Cassette 4 lifter detection signal (PS28D) J117B-4 J117B-7 Cassette 4 paper detection signal (PS29D) Figure 5-201 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 182: Outline
Vertical path roller 0 paper sensor (PS24) Vertical path roller 1 paper sensor (PS33) Registration roller paper sensor (PS23) Registration roller clutch (CL9) Figure 5-202 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 183: Cassette Lifter Operations
Paper sensor Paper detecting lever Copy paper Lifter Figure 5-203 (paper present) Paper sensor Paper detecting lever Lifter Figure 5-204 (paper absent) COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 184 Lifter position sensor Pick-up roller (PS25/PS28) Paper detecting lever Paper sensor Lifter (PS26/PS29) Cassette open/closed sensor (PS50/51) Lifter motor (M14 / M15) Figure 5-205 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 185: Detecting The Size Of Copy Paper In The Cassette
DC controller PCB. (See “Registering Paper Width Basic Value” on p. 10-53.) A4/A3 STMT-R STMT-R (139.7mm) (210mm) (297mm) Paper width Figure 5-206 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 186: Markings On The Width Guide Rail
Marking Paper name Remarks STMT-R A5-R B5-R KLGL-R GLTR-R G-LGL A4-R LGL/LTR-R FLSC B4/B5 G-LTR 11" 17"/LTR A3/A4 Table 5-201 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 187: Paper Sizes
— — — 186.0 FOLIO — — — AUS-FLS 165.2 — — — 144.1 A-LTR STMTR — — — Table 5-202 Table 5-203 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 188: Registering Paper Width Basic Value
(203±1) (330±1) FOLIO FOLI (216±1) (317±1) ARGENTINE OFFICIO A-OFI (220±1) (340±1) Table 5-204 5. Registering Paper Width Basic Value See p. 10-53. 5-10 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 189: Pick-Up From The Paper Deck
Right lifter Deck lifter drive motor J116B-2 Paper path 0 detection signal (PS24D) J116A-2 Deck pick-up clutch drive signal (C1PUCD) Figure 5-301 5-11 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 190: Pick-Up Operations
Vertical path roller 0 paper sensor (PS24) Vertical path roller 1 paper sensor (PS33) Vertical path roller 1 drive clutch (CL15) Figure 5-302 5-12 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 191: Lifter Operations
(PS37) Lifter position sensor Lifter (PS31) Paper detecting lever Paper sensor Deck open/closed sensor (PS38) (PS32) Copy paper Oil damper Figure 5-303 5-13 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 192: Deck Limit Detection
Limit detection Deck lifter circuit drive motor Deck limit PS37 sensor Figure 5-305 Deck Limit Detection (2-cassette + paper deck) 5-14 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 193: Detecting Paper For The Deck
The high-speed rotation refers to a rotation made at about twice the speed of normal rotation. 5-15 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 194: Pick-Up From The Multifeeder
Pick-up Motor Feeding roller Holding roller Pick-up roller Multifeeder pick-up solenoid registration Copy paper roller SL10 Separation roller PS22 Tray Figure 5-401 5-16 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 195: Detecting The Size Of Paper In The Multifeeder
(p. 10-53). Slide guide (rear) Variable resistor Multifeeder tray Slide guide (front) DC controller PCB Figure 5-402 5-17 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 196: Sequence Of Operations (Multifeeder)
(PS23) Registration roller drive clutch (CL9) Scanner motor (M3) Multifeeder pick-up relay solenoid (SL15) Scanner motor rotation CCW (in reverse) Figure 5-403 5-18 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 197: Controlling The Registration Clutch
Image on drum Copy paper Copy paper lags behind Copy paper advances image on drum ahead of image on drum Figure 5-501 5-19 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 198: Making Two-Sided/Overlay Copies (1St Side)
Holding tray inlet roller PS23 PS47 PS52 Holding tray assembly PS12 PS15 Holding tray re-pick up roller Pick-up Holding tray feeding assembly motor Figure 5-601 5-20 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 199: Sequence Of Operations For Making Two-Sided/Overlay Copies (1St Side)
Holding tray re-pick up roller solenoid (SL6) Holding tray re-circulating lever motor (M7) : Motor CW rotation : Motor CCW rotation Figure 5-602 5-21 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 200: Making Two-Sided Copies (2Nd Side)
PS23 Holding tray registration roller PS20 PS19 Holding tray feeding PS33 assembly PS17 PS14 Pick-up motor DC controller PCB Figure 5-603 5-22 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 201: Sequence Of Operations For Making Two-Sided Copies (2Nd Side)
(PS14) Holding tray registration clutch (Cl3) Holding tray feeding assembly 2 paper sensor (PS9) Registration paper sensor (PS23) Figure 5-604 5-23 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 202: Making Overlay Copies (2Nd Side)
PS17 PS14 Holding tray re-pick up roller Holding tray inlet roller Holding tray registration roller Feeding roller Figure 5-605 5-24 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 203: Outline Of Operations
The holding tray reversing clutch (CL4) turns ON, and the copy paper is reversed in the direction of the holding tray registration roller. Holding tray registration roller Figure 5-608 5-25 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 204 The copy paper reaches the holding tray registration roller and moves ahead to the registration roller through the holding tray feeding assembly. PS14 Figure 5-609 5-26 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 205: Sequence Of Operations For Overlay Copies (2Nd Side)
(PS14) Holding tray registration clutch (CL3) Holding tray feeding assembly 2 paper sensor (PS9) Registration paper sensor (PS23) Figure 5-610 5-27 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 206: Reversal Delivery
Holding tray inlet roller Holding tray forward clutch Pick-up motor Holding tray reversing clutch Figure 5-611 (CW operation) PS47 PS12 Figure 5-612 (CCW operation) 5-28 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 207: Sequence Of Reversal Delivery Operations
(PS20) Holding tray reversing clutch (CL4) External delivery sensor (PS10) : Motor CW rotation : Motor CCW rotation Figure 5-613 5-29 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 208: Switching Paper Sizes For Two-Sided/Overlay/Reversal Delivery Copies
Holding tray X motor Y motor CW direction Reverse direction Paper size guide plate PS20 Light-blocking plate Rear guide plate PS21 Figure 5-614 5-30 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 209: Movement Of The Paper Jogging Plate And The Rear Guide Plate
Rear guide plate Copy paper Forward Reverse Figure 5-616 5-31 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 210: Detecting Copy Paper
(HPLPD). Holding tray re-circulating motor (M7) Copy paper Re-circulating lever Holding tray re-circulating lever home position sensor (PS19) Figure 5-617 5-32 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 211: Re-Pick Up From The Holding Tray
The weight plate is lowered for re-pick up of the first sheet and the last sheet. Separation belt Weight plate Holding tray Feeding roller Copy paper re-pick up roller Figure 5-618 5-33 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 212: Skipping
5 Originals for 1 Set of Copies 5 (th original), 3, 1, 4, and 2 (nd original) Reference: Skipping may be disabled in user mode. 5-34 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 213: Skip Mode (Copying An Even Number Of Originals)
(If making two sets of copies, repeats steps 7 through 15 once.) paper picked up from the holding tray. (2nd set) without copying (skip operation). Figure 5-620a 5-35 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 214 The 1st original is copied on the back of the 2nd End. copy paper picked up from the holding tray. (2nd set) Figure 5-620b 5-36 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 215: Skip Mode (Copying An Odd Number Of Originals)
The without copying (skip operation). copy paper is moved through the delivery assembly, reversed, and discharged. Figure 5-621a 5-37 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 216 1st copy paper picked up from the holding tray. without copying (skip operation). The copy paper is moved through the delivery assembly, reversed, and discharged. Figure 5-621b 5-38 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 217: Reverse Delivery
If the copies of an odd number of originals are stacked not using reverse delivery, Figure 5-622a b. If the copies of an odd number of originals are stacked using reverse delivery, Figure 5-622b 5-39 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 218: Detecting Jams
Pick-up assembly block PS14 Holding tray feeding assembly PS33 PS17 PS24 PS36 Paper deck PS27 Cassette 3 PS30 Cassette 4 Figure 5-701 5-40 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 219 Holding tray re- Detects paper PS52 Claw jam Detects circulating lever on holding sensor stationary home position tray. jams sensor Table 5-701 5-41 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 220 13. Holding tray feeding assembly 1 stationary jam by the holding tray feeding assembly 1 paper sensor (PS8) 14. Fixing assembly separation claw jam by the claw jam sensor (PS52) 5-42 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 221: Registration Roller Delay Jam
Jam check Registration paper Normal Error sensor (PS23) Main motor (M1) I:Varies according to the length of copy paper. Figure 5-703 5-43 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 222: Pick-Up Vertical Path Feeding 0/1 Delay Jam
(PS24) Pick-up vertical path 1 paper sensor (PS33) Pick-up motor (M2) I:Varies according to the length of copy paper. Figure 5-705 5-44 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 223: Pick-Up Vertical Path Feeding 2-4 Delay Jam
Normal Error Pick-up vertical path 4 paper sensor (PS30) Pick-up motor (M2) I:Varies according to the length of copy paper. Figure 5-707 5-45 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 224: Fixing Assembly Outlet Delay Jam
Jam check Fixing assembly outlet Error Normal paper sensor (PS47) Main motor (M1) I:Varies according to the length of copy paper. Figure 5-709 5-46 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 225: External Delivery Delay Jam
Jam check External delivery paper Normal Error sensor (PS10) Main motor (M1) I: Varies according to the length of copy paper. Figure 5-711 5-47 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 226: Internal Delivery Delay Jam
Jam check Error Internal delivery sensor Normal (PS12) Pick-up motor (M2) I: Varies according to the length of copy paper. Figure 5-713 5-48 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 227: Holding Tray Inlet Delay Jam
Jam check Holding tray inlet Error Normal sensor (PS15) Pick-up motor (M2) I: Varies according to the length of copy paper. Figure 5-715 5-49 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 228: Holding Tray Re-Pick Up Delay Jam
Pick-up motor (M2) I: 0.1 sec in two-sided copying. Varies according to the length of copy paper in overlay copying. Figure 5-717 5-50 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 229: Holding Tray Registration Stationary Jam
Holding tray feeding assembly Error Normal 2 paper sensor (PS9) Holding tray feeding assembly 1 paper sensor (PS8) Pick-up motor (M2) Figure 5-719 5-51 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 230: Holding Tray Feeding 1/2 Stationary Jam
Fixing assembly outlet paper sensor (PS47) 0.15s or less (approx.) Jam check Normal Error Claw jam sensor (PS52) Pick-up motor (M2) Figure 5-721 5-52 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 231: Disassembly And Assembly
2) Open the multifeeder assembly, and open the multifeeder door by pulling on the grip. Remove the door tape, and lift the multifeeder assembly to separate the multifeeder assembly from the hinge. 5-53 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 232: Removing The Pick-Up Roller
(silver) is toward the front. Direction of rotation Collar (silver) Front (copier) Marking (roller) Marking (collar) Figure 5-803 5-54 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 233: Removing The Separation Roller
4. Removing the Separation Roller 1) Remove the multifeeder assembly. 2) Remove the two mounting screws , and remove the upper registration roller assembly Figure 5-804 5-55 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 234 5) Remove the joint, and remove the separation roller Caution: The bushing at the front will come off when removing the separation roller. Take care. Figure 5-806 5-56 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 235: Removing The Feeding Roller
4) Remove the stop ring at the front of the feeding roller assembly, and remove the feeding roller assembly together with the timing belt Figure 5-807 5-57 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 236: Removing The Multifeeder Paper Sensor
. Remove the solenoid together with the support plate. Figure 5-808 2) Remove the two mounting screws , and remove the grip Figure 5-809 5-58 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 237 , and remove the lower cover Figure 5-811 5) Remove the two mounting screws , and remove the guide plate Figure 5-812 5-59 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 238: Attaching The Side Guide Timing Belt For The Multifeeder Assembly
‘1’ are at the front of the copier. (front) Pick-up roller Belt pulley Marking (roller) Figure 5-815 5-60 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 239: Adjusting The Pick-Up/Feeding Roller Pressure (Multifeeder)
Make adjustments by sliding the solenoid in the direction of A so that the gap between the shutter and the shutter plate is 0.4 ±0.2 mm when the solenoid is pulled. Figure 5-817 Figure 5-818 5-61 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 240: Paper Deck Assembly
Figure 5-820 (left side of paper deck) Figure 5-820a (right side of paper deck) 5-62 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 241: Removing The Lifter Cable
(7 in total), and remove the latch assembly 5) Remove the gear cover from the front right. Figure 5-822 (left) 5-63 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 242 , and remove the end of the cable from the pulley while sliding out the gear and the pulley cover to the front. Figure 5-824 5-64 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 243 9) Remove the end of the cable from the pulley. Figure 5-825 10) Remove the mounting screw from the cable relay assembly at the front, and remove the fixing Figure 5-826 5-65 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 245 13) Remove the eleven mounting screws , and remove the cable together with its mounting plate Figure 5-829 (front) Figure 5-829a (rear) 5-67 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 246: Changing The Deck Paper Size
2) Remove the three mounting screws from the guide plate at the front, rear, and rear left, and remove the three guide plates (rear) (front) Figure 5-830 5-68 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 247 4) Put copy paper in the deck, and push in the deck into the copier. 5) Register the new deck paper size in the copier’s memory in service mode ( 5 ). 5-69 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 248: Adjusting The Registration For The Deck
(2 in total), and slide the latch assembly back and forth until the specifications indicated in Figure 5-833 are met. Figure 5-832 (left) Figure 5-832a (right) 0–1.5mm Figure 5-833 5-70 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 249: Cassette/Paper Deck Pick-Up Assembly
1) Remove the pick-up assembly from the copier. 2) Remove the two stop rings from the outside, and remove the pick-up rollers the direction of the arrows. Figure 5-835 5-71 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 250 (silver) is toward the rear. Direction of rotation Rear (copier) Collar (silver) Figure 5-836a 5-72 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 251: Removing The Feeding Roller
4. Removing the Separation Roller 1) Remove the two mounting screws , and remove the feeding guide plate ; then, remove the open/close guide Figure 5-838 5-73 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 253: Adjusting The Separation Roller Pressure
• If pick-up failure occurs, move the spring hook on side A. Feeding roller Locking lever Separation roller Pressure spring Figure 5-841 5-75 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 254: Orientation Of The Separation Roller
, be sure so that the marking ‘5’ is toward the front. Front Feeding roller assembly Feeding roller shaft Belt pulley Marking (roller) Feeding roller Figure 5-843 5-76 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 255: Position Of The Pick-Up Roller Releasing Solenoid Of The Deck
Figure 5-846, and adjust the position of the cassette hook plate so that the registration is as specified. (See p. 10-53.) Figure 5-846 5-77 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 256: Pick-Up Vertical Path Roller Assembly
2) Remove the right deck pick-up assembly/1st cassette pick-up assembly. 3) Remove the two mounting screws , and disconnect the connector; then, remove the pick-up vertical path roller assembly Figure 5-848 5-78 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 257: Registration Feeding Assembly
Figure 5-850 4) Remove the E-ring , and push in the rotating shaft inside the machine to remove the shaft. 5-79 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 258: Removing The Registration
2) Remove the spring , E-ring , spacer , bushing , and bearing Figure 5-852 5-80 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 259 , and bearing , and bushing 4) Remove the pre-transfer upper front guide and remove the registration roller (upper rubber roller) Figure 5-853 5-81 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 260: Feeding Assembly
3) Remove the left and right mounting screws (1 each), and remove the fixing/feeding unit stopper Figure 5-855 (left stopper) Figure 5-856 (right stopper) 5-82 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 261: Removing The Feeding Belt
, spacer , and bearing at the front. Figure 5-857 4) Remove the E-ring and two mounting screws at the rear. Figure 5-858 5-83 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 263 10) Remove the screw , and remove the feeding upper plate S ; thereafter, remove the feeding belt and the postcard belt (front) Figure 5-863 5-85 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 264: Holding Tray Assembly
Holding tray reversing clutch (CL4) Holding tray forward clutch (CL5) Holding tray separation clutch (CL6) Holding tray registration clutch (CL3) Figure 5-864a (rear view) 5-86 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 265: Removing The Holding Tray Assembly From The Copier
Figure 5-865 3) Remove the three mounting screws (front). Figure 5-866 (front) 5-87 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 266: Removing The Holding Tray Registration Paper Sensor
3) Remove the holding tray re-pick up assembly. 4) Remove the two mounting screws , and remove the registration paper sensor assembly Figure 5-868 5-88 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 267: Removing The Re-Pick Up Roller
3) Turn over the holding tray assembly. 4) Remove the two mounting screws , and remove the holding tray driver PCB cover Figure 5-870 5-89 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 268: Removing The Holding Tray Y Motor
1) Slide out the holding tray assembly to the front, and remove the copier. 2) Turn over the holding tray assembly. 3) Remove the two mounting screws , and remove the right rail Figure 5-872 5-90 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 269 ; then, disconnect the connector 1. Figure 5-874 7) Remove the two mounting screws, and remove the holding tray Y motor. 5-91 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 270: Removing The Y Motor Home Position Sensor
9. Removing the Holding Tray Inlet Assembly 1) Remove the mounting screw , and remove the inlet assembly upper front cover Figure 5-876 5-92 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 271 , and remove the inlet assembly upper rear cover Figure 5-877 3) Remove the two mounting screws , and remove the inlet assembly Figure 5-878 5-93 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 272: Roller/Separation Belt Assembly
3) Remove the mounting screw Figure 5-879 4) While opening the left cover , remove the feeding roller/separation belt assembly Figure 5-880 5-94 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 273: Removing The Feeding Roller
3) Remove the stop ring , gear , and bushing at the rear. 4) Remove the roller from the feeding roller assembly. Figure 5-882 5-95 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 274: Removing The Separation Belt Assembly
13. Adjusting the Pressure of the Separation Roller of the Holding Tray Turn the separation roller adjusting roll so that the distance to the shaft is 32.7 ±0.1 32.7–0.1mm Figure 5-884 5-96 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 275: Paper Deflecting Plate Drive Solenoid
1) Mark the position of the side plate assembly with a scribe. (See Figure 5-894.) 2) Remove the two mounting screws , and disconnect the two connectors; then, remove the side guide plate assembly Figure 5-886 5-97 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 276: Removing The Holding Tray X Motor
(See Figure 5-893.) 3) Remove the three mounting screws , and disconnect the connector ; then, remove the rear guide plate assembly Figure 5-888 5-98 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 277: Removing The Holding Tray Paper Jogging Solenoid
3) Remove the three mounting screws , and disconnect the connector ; then, remove the front guide plate assembly Figure 5-890 5-99 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 278 Figure 5-891 5) Remove the two mounting screws , two grip rings , and spring pin ; then, remove the solenoid Figure 5-892 5-100 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 279: Paper Jogging Guide Plate Assembly
20. Installing the Holding Tray Assembly Side Guide Plate Assembly Mark the position of the side guide plate assembly with a scribe, and install it along the marking. Figure 5-894 5-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 280: The Holding Tray Assembly Paper Jogging Guide Plate
When installing the solenoid, be sure that the stroke (between the rubber silencer and the end of the solenoid) is 1.5 ±0.3 mm. 1.5–0.3mm Figure 5-896 5-102 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 281: Holding Tray Feeding Assembly
3) Remove the five mounting screws and the two metal fixings ; then, remove the holding tray feeding assembly from the rail. Figure 5-898 5-103 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 282: Removing The Sensor From The Holding Tray
When installing the holding tray feeding sensor cover, be sure that the two springs are in the bosses behind the holding tray upper feeding guide. 5-104 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 283 D. Reciprocating Mechanism for A. Fixing Assembly ......6-16 the Main Thermistor (TH1) ....6-8 B. Delivery Assembly ......6-33 E. Reciprocating Mechanism for the Upper Separation Claw ...6-9 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 284 blank page...
Page 285: Chapter 6 Fixing System
1. Heater 120V model : 790 W (main) + 410 W (sub) 220/240 model : 1200 W (main) 2. Thermal switch: 240 ±10°C COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 286: Fixing Drive Assembly
Cleaning belt take-up arm Delivery flapper solenoid (SL2) PS10 SL16 PS12 Fixing drive Clutch solenoid Holding tray Main motor Figure 6-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 287: Controlling The Fixing Temperature
(TH2) Upper fixing roller Main thermistor (TH1) Thermal switch AC power supply AC driver PCB PS52 PS47 Lower fixing roller Figure 6-102 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 288 90 sec –50% 110°C 15 sec None 195°C *From when the Pre-Heat key is pressed once again until the beginning of STBY. Table 6-103 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 289 Then, the remaining number of copies will be made in response to a press on the Copy Start key as soon as auto start or STBY is activated. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 291 10% power saving 180 C 25% power saving 155 C 50% power saving 110 C *1: May be varied in service mode. Figure 6-104 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 292: Reciprocating Mechanism For The Main Thermistor (Th1)
(SL14) through a one-way arm. Fixing cleaning belt drive solenoid (SL14) One-way arm Thermistor (TH1) Reciprocating cam Upper fixing roller 12mm Thermistor Figure 6-105 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 293: Reciprocating Mechanism For The Upper Separation Claw
Upper fixing roller Separation claw Separation claw Reciprocating cam Main motor Internal delivery roller Figure 6-106 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 294: Fixing Heater Ssr Error Detection Circuit
1.When the fixing/feeding unit has been slid out (FFURLS signal: 1); 2.The front door is opened (FDOD signal: 1); and 3.The power switch has been turned OFF (MSWD signal: 1). 6-10 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 296: Locking The Fixing/Feeding Unit
Fixing/feeding unit locking solenoid drive signal J108B-2 (FFULSD) Spring clutch controller Fixing/feeding unit locking solenoid (SL13) Main motor Fixing/feeding assembly Locking lever Holding tray assembly Figure 6-108 6-12 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 297: Error Detection Circuit
The condition of each load is checked by the gate arrays; and after checking for the presence/absence of an error, they send the results to the master CPU. DC controller PCB 120V 230V Figure 6-109 6-13 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 298: Scanning Lamp Error Activation Detection Circuit
AC power supply (error auto power-off). DC controller CVR ON Lamp regulator Error ACTIVE Gate array Master CPU Power switch OFF Figure 6-110 6-14 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 299: Fixing Heater Error Activation Detection Circuit
Main thermister heating detection FUSER Over TEMP heating/ ERROR 220/240V open Timer circuit +12V driver Power switch off DC controller PCB Figure 6-111 6-15 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 300: Disassembly And Assembly
A. Fixing Assembly 1. Construction Upper fixing unit Lower roller Upper roller Figure 6-201 2. Locking Mechanism Fulcrum Locking arm Figure 6-202 6-16 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 302 When cleaning the silicone oil pan, be sure to remove the silicone oil collecting at the bottom of the cleaning belt feeding roller. 6-18 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 303: Installing The Fixing Cleaning Belt
Figure 6-208 Caution: Be sure to return the count reading of ‘WEB’ (*6*) to ‘0’ whenever you have replaced the fixing cleaning belt. 6-19 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 304: Removing The Upper Fixing Unit
4) Open the fixing delivery assembly Figure 6-209 5) Remove the two mounting screws , and remove the flywheel mount Figure 6-210 6-20 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 305 7) Remove the fixing cleaning belt, and clean the silicone oil pan; then, remove the two mounting screws and the two harness retainers , and disconnect the three connectors Figure 6-212 6-21 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 306: Removing The Fixing Heater
(main heater, sub heater). 7) Remove the mounting screw , and remove the front electrode support plate spring 6-22 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 308: Installing The Fixing Heater
Figure 6-216 8) Remove the two mounting screws, and remove the heater holder from the rear. Figure 6-217 6-24 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 309 Figure 6-218 (rear) Figure 6-218a (front) 10) Remove the upper roller unit while being careful of the thermistor and the thermal switch. Figure 6-219 6-25 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 310: Installing The Upper Fixing Roller
Install the collars of the bushings starting at the rear toward the front in the same orientation. Rear Front Figure 6-221a 6-26 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 311: Removing The Thermal Switch
3) Remove the fixing upper cover. 4) Remove the cleaning belt. 5) Remove the mounting screw , and remove the oil pan Figure 6-223 6-27 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 312: Removing The Lower Separation Claw Assembly
4) Remove the upper fixing cover. 5) Remove the fixing cleaning belt, and clean the silicone oil pan; then, remove the upper fixing unit. 6-28 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 313: Removing The Lower Roller
7) Remove the lower roller from the fixing assembly, and remove the two E-rings from the lower roller; then, remove the two bearings Figure 6-227 6-29 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 314: Removing The Upper Separation Claw
Measured when the upper and lower rollers are sufficiently heated. 7.3 ± 0.5 mm | a – c | 0.5 mm or less Table 6-201 6-30 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 315: Adjusting The Fixing Clutch
0.1 to 0.3 mm whenever you have replaced any of the following component parts: Figure 6-230 6-31 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 316: Removing The Sub Thermistor Th2) Unit
It is difficult to replace the sub thermistor on its own in the field. Be sure to replace it on a unit basis (thermistor unit in Figure 6-232.) 6-32 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 317: Delivery Assembly
2) Remove the fixing/feeding front cover. 3) Remove the mounting screw ; then, pull out the pin , and remove the delivery upper guide Figure 6-234 6-33 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 318: Removing The Fixing/Feeding Locking Assembly
1) Slide the fixing/feeding unit to the front and out of the copier. 2) Remove the fixing/feeding front cover. 3) Remove the two mounting screws , and remove the delivery roller guide Figure 6-236 6-34 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 319 6) Remove the E-ring and the bushing at the rear; then, remove the external delivery roller Figure 6-237 (front) Figure 6-237a (rear) 6-35 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 320: Sensor And The Internal Delivery Sensor
, and remove the fixing assembly outlet paper sensor assembly to the right; then, disconnect the connector (J108), and remove the sensor. Figure 6-239 6-36 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 321: Removing The Internal Delivery Roller
Figure 6-241 9) Remove the fixing assembly outlet paper sensor assembly. (See p. 6-36.) 10) Remove the internal delivery roller. 6-37 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 322 blank page...
Page 323 D. Fan Unit .........7-28 Q. High-Voltage Transformer E. Removing the Counter Assembly..7-31 Assembly ........7-48 F. Main Motor Assembly....7-32 R. Power Supply Input Assembly ..7-49 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 324 blank page...
Page 325: Chapter 7 Externals/Auxiliary Mechanisms
The microprocessor on the control panel controller PCB serves to control such data communications. Input key, VR911, LCD panel Indicator LED Control panel controller PCB Interface unit Display memory controller DC controller PCB Figure 7-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 326: Lcd Processing
Row driver Display LCD panel memory Row driver Touch panel Key control panel LED display Control panel controller PCB DC controller PCB Figure 7-102 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 327: Lcd Contrast Automatic Adjustment
When the temperature near the control panel decreases, the resistance of the thermistor increases, thereby decreasing the supply voltage (VO) to the LCD. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 328: Touch Switch Input
PCB and the input signal to the control panel controller circuit. Electrode Spacer Film sheet Electrode Glass sheet Figure 7-104 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 329: Fans
The copier is equipped with six fans, serving to exhaust ozone, collect stray toner, and cool the parts. Table 7-201 shows the function of each fan together with its filter and fan orientation. Figure 7-201 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 330 FMHLF signal goes ‘1’, +12 V is supplied to initiate half-speed rotation. DC controller PCB +24v +12v FMFLL FMHLF Figure 7-202 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 332: Power Supply
38VU SW4: High-voltage multifeeder door switch 12VU power J309-1 24VA2 supply circuit 24VA1 Sorter 38VU 24VA1 power supply circuit Figure 7-301 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 333: Power Supply Circuit
• +24VH +10%, –7% • +5VR ±4% • +12VU +10%, –7% • +24VU +10%, –20% The above, however, assumes that the AC input accuracy is ±10%. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 334 24VR output timing 24VA2 output timing 5VR output timing 12VU output timing 24VA1 output timing 24VU1 output timing 24VU2 output timing Figure 7-302 7-10 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 335: Power Supply For Date/Time Display
Do not recharge, disassemble or dispose of it in fire. Keep the battery out of reach of children and discard any used battery promptly. 7-11 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 336: Disassembly And Assembly
Multifeeder door Rear cover (4) Upper right door (4) Upper left cover (5) Lower right door (2) Lower left cover (7) Figure 7-401 7-12 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 337: Removing The Front Door
1) Open the front door, and remove the mounting screw of the stopper tape ; then, remove the two stoppers Figure 7-403 7-13 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 338 Figure 7-404 3) Hold the front door , and pull it out in upward direction at an angle. Figure 7-405 7-14 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 339: Removing The Inside Upper Cover
, and remove the fixing knob 4) Remove the three mounting screws , and remove the fixing/feeding assembly front cover Figure 7-407 7-15 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 340: Removing The Rear Cover
Figure 7-409 Caution: When installing the hopper assembly, be sure to check that the connector is connected. 7-16 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 341: Removing The Process Unit
If you are releasing the hopper assembly but not removing it, be sure to open the multifeeder door and the upper right door to allow for space for the front door. 7-17 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 342 CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS Drum shaft Figure 7-411 7) Slide out the process unit until it stops. Figure 7-412 7-18 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 343: Installing The Process Unit
For the right rail, be sure to place the process unit on the L-shaped stay. Figure 7-414 (rail side) 7-19 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 344: Control Panel
(M3x6) from the standard white cover. 2) Open the RDF, and remove the three mounting screws and the three RDF catch fixings Figure 7-416 7-20 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 345 3) Remove the three mounting screws ; then remove the right upper cover Figure 7-417 4) Remove the mounting screw from the control panel Figure 7-418 7-21 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 346 6) Shift the fixing feeding assembly releasing lever from vertical to horizontal, and slide out the fixing feeding assembly Figure 7-420 7-22 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 347 Take care not to damage the surface of the control panel by the copier’s chassis. Figure 7-422 9) Disconnect the three connectors (J911, J915, J955). 7-23 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 348: Removing The Control Panel Pcb
Figure 7-423 3. Removing the Touch Panel 1) Remove the five mounting screws , and remove the center support plate Figure 7-424 7-24 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 349: Removing The Control Panel Cpu Pcb
1) Remove the five mounting screws , and remove the control panel right support plate and the control panel CPU PCB Figure 7-426 7-25 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 350: Door Switch Assembly
2) Remove the inside upper cover. 3) Remove the control panel. 4) Remove the two mounting screws , and remove the door switch assembly Figure 7-428 7-26 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 351: Assembly
4) Remove the sensor from the multifeeder door sensor/multifeeder door catch assembly. 3. Installing the Drum Heater Switch Install the switch so that its right side is in ON position. 7-27 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 352: Fan Unit
1) Remove the rear cover. 2) Remove the two mounting screws , and disconnect the connector ; then, remove the air exhaust fan Figure 7-432 7-28 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 353: Assembly
2) Disconnect the connector (J301) from the high-voltage transformer PCB, and remove the three mounting scrwes ; then, shift the high-voltage transformer assembly Figure 7-434 7-29 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 354: Removing The Cleaner Fan
2) Remove the three mounting screws, and shift the high-voltage transformer PCB. 3) Remove the two mounting screws , and disconnect the connector ; then, remove the developing fan assembly Figure 7-436 7-30 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 355: Removing The Feeding Fan
2) Remove the mounting screw , and disconnect the two connectors ; then, remove the support plate together with the counter assembly. Figure 7-438 7-31 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 356: Main Motor Assembly
, detach the belt at the tip of the main motor, and remove the main motor Figure 7-439 G. Fixing/Waste Toner Drive Assembly 1. Construction Figure 7-440 7-32 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 357: Removing The Waste Toner Bottle
; then, detach the timing belt Figure 7-441 7) Remove the three mounting screws , and disconnect the holding tray assembly drawer connector Figure 7-442 7-33 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 358 When removing the fixing/waste toner drive assembly, stop up the tip of the waste toner pipe with a ball of paper or the like to prevent spilling of waste toner. Figure 7-444 7-34 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 359: Drive Assembly (Drum/Developing Assembly)
5) Remove the cleaner fan, feeding fan, and developing fan. 6) Remove the fixing/waste toner drive assembly. 7) Remove the three mounting screws to free the harness guide 1 Figure 7-446 7-35 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 360: Vertical Path Drive Assembly
8) Remove the seven mounting screws , and remove the drive unit Figure 7-447 I. Vertical Path Drive Assembly 1. Construction Figure 7-448 7-36 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 361: Removing The Vertical Path Drive Assembly
, and remove the rear right grip assembly Figure 7-449 5) Remove the three mounting screws , and remove the waste toner bottle support plate Figure 7-450 7-37 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 362 Figure 7-451 7) Remove the four mounting screws , and disconnect the connector ; then, remove the vertical path drive assembly Figure 7-452 7-38 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 363: Pick-Up Drive Assembly
7) Free the harness guide 1. (See Figure 7-446.) 8) Detach the timing belt. 9) Remove the two mounting screws , and remove the deck relay drive assembly Figure 7-454 7-39 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 364: Duplexing Unit Drive 1 Assembly
1) Open the front door, and slide out the holding tray assembly about 10 cm from the copier. 2) Remove the rear cover. 3) Remove the DC controller PCB. 7-40 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 365: Lifter Drive Assembly
5) Remove the four mounting screws , and remove the duplexing unit drive 1 assembly Figure 7-457 L. Lifter Drive Assembly 1. Construction Figure 7-458 7-41 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 366: Removing The Lifter Assembly
Figure 7-459 6) Disconnect the connector , and remove the three screws ; then, remove the lifter drive assembly Figure 7-460 7-42 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 367: Cassette Pick-Up Drive Assembly
(two each of the paper width detection assembly of the cassettes 3 and 4); then, disconnect the connector (one each). Figure 7-462 7-43 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 368 CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS 8) Remove the five mounting screws , and remove the cassette pick-up drive assembly Figure 7-463 7-44 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 369: Attaching The Drive Belt
(inside) and to attach the pick-up drive belt on the roller at the top (outside). 7-45 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 370: Dc Controller Pcb
• Make settings in service mode and user mode after replacement. • When entering settings in service mode, enter the values recorded on the label attached to the front door. 7-46 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 371: Dc Power Supply Assembly
4) Remove the two mounting screws , and remove the DC power supply PCB together with its mount. Figure 7-467 7-47 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 372: High-Voltage Transformer Assembly
The high-voltage transformer PCB needs factory adjustment like the transformer assembly itself; you must replace them in a set of two whenever either needs replacement. 7-48 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 373: Power Supply Input Assembly
2) Remove the upper left cover and the lower left cover. 3) Remove the four mounting screws 4) Disconnect the four connectors , and remove the power cord mount Figure 7-470 7-49 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 374 blank page...
Page 375 D. Installing the AP Kit and the INSTALLING THE CONTROL Charging Assembly .......8-9 CARD V ..........8-29 E. Installing the Copy Tray....8-15 F. Checking the Developing Assembly ........8-17 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
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Page 377: Chapter 8 Installation
Generally, silicone gas (vapors of silicone oil from the fixing assembly) emitted by a copier soils corona charging wires, making the life of the wires shorter. This is more conspicuous in a low humidity environment. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 379: Unpacking And Installation
3. The machine weighs about 190 kg. Be sure to work in a group of four when lifting it. (front) Remove the cover. To remove the grip, pull it out while pressing (rear) down on the stopper. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 381 • Grip assembly cover (small; 1 pc.) • Original tray (2 mounting screws) • Operator’s Manual • Developing assembly (1 pc.) • Drum protection sheet • Cassette size label COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 382: Installing The Scanner
Remove the scanner fixing (packing tape). (keep the metal fixing for possible relocation of the machine.) COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 383: Installing The Fixing Assembly
Be sure to remove strips of tape and particles of glue from the feeding belt. Remove the retaining tag, and open Fixing delivery assembly fixing assembly/delivery assembly. Tags COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 384 CHAPTER 8 INSTALLATION Work Checks/remarks Remove the two fixing nip releasing Screw (rear) screws. Screw (front) Close the fixing/delivery assembly. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 386 Screw Connector cover Slide out the hopper assembly to the front, and turn the front right side 90°. 8-10 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 387: Charging Assembly
(You will remove the drum fixing screw in step Caution: Remove the harness from the edge saddle. Screw Screw Drum fixing screw 8-11 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 390 Caution: Drum protection sheet Do not roll the drum protection sheet. Install the cover to the copier’s rear right (bottom). 8-14 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 392: Replacing The Leaf Springs Of The Delivery Roller
Install the fixing delivery assembly cover with two screws; then, push in the fixing feeding assembly into the copier, and close the front door. 8-16 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 394 Tighten the screw on the developing assembly locking unit. Screw Install black tape multifeeder with a screw. Close the multifeeder door. 8-18 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 395: Installing The Pick-Up Assembly
3 and 4 of the paper deck. Spacers Reference: It is difficult to remove the spacers without removing the cassettes, as they are locked in place. Spacer 8-19 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 396: Supplying Toner
• The toner supply mouth and the toner bottle will become locked in position. 8-20 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 398 Push the copier’s shutter up to the marking on the hopper assembly. • This will unlock the toner bottle. Marking 8-22 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 399 Close the hopper cover. Remove the connector face plate for the RDF. Connect the RDF’s connector (male) into the copier’s connector (female). 8-23 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 400: Setting Images/Functions And User Mode
Push in the cassette and the paper deck into the copier. Insert the copy tray into the copier. 8-24 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 401 (You may install it on the left side of the copier if you are not installing a sorter.) Original holder 8-25 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 402 As necessary, turn ON the drum heater switch (by pushing it on the right side) to suit the environment. 8-26 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 403 If you are installing options such as a sorter, complete this step and install them as instructed in their respective Installation Procedures. Fill out the service sheet. 8-27 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 404: Relocating The Machine
(released). At times, the adjusters can slip out of place; be careful not to lose them. 8-28 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 405: Installing The Control Card V
(RDF catches) Figure 8-401 2) Remove the three screws from the front side on the copier’s upper right cover. Figure 8-402 8-29 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 406 4) Open the front door, and open the hopper cover. Remove the three screws the connector cover , and disconnect the connector; then, slide the hopper assembly to the front, and rotate it. Figure 8-404 8-30 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 407 6) Remove the three screws , and remove the upper inside cover ; then, push in the fixing feeding assembly. Figure 8-406 8-31 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 408 8) Remove the five tapping screws , and slide the PCB cover 5 mm to the right to remove the control panel PCB cover. Figure 8-408 8-32 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 409 CHAPTER 8 INSTALLATION 9) Remove the control card inlet face plate Figure 8-409 10) Remove the face plate screw Figure 8-410 8-33 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 410: Card V
Control Card V, and fix the Control Card V in place where the card may be moved easily.) Figure 8-412 8-34 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 411 Figure 8-413 14) Install the grounding wire of the Control Card V as indicated in Figure 8-414. Figure 8-414 8-35 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 412 17) Remove the protection sheet from the control panel of the Control Card V. 18) Attach the control panel nameplate of the Control Card V to the copier’s control panel. Figure 8-416 8-36 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 413 Check to make sure that the connector is connected when installing the hopper assembly. 21) Turn ON the copier, and check the operation of the Control Card V. 8-37 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
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Page 415 III. SCHEDULED SERVICING....9-4 CONSUMABLES AND DURABLES ...9-2 SCHEDULED SERVICING CHART ...9-6 A. Copier ..........9-2 A. Copier ..........9-6 B. RDF-H1 .........9-3 B. RDF-H1 .........9-8 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
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Page 417: Chapter 9 Maintenance And Servicing
Primary charging assembly grid FY1-0883-000 500,000 wire Note: The above values are estimates only and are subject to change based on future data. Table 9-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 418: Consumables And Durables
Pre-transfer charging wire cleaner FF5-3090-000 500,000 Pre-transfer charging assembly FA4-1867-000 500,000 scraper Upper fixing roller FB2-7200-000 500,000 Lower fixing roller FB2-7121-000 500,000 Table 9-201a COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 419: Rdf-H1
Actual copies made. Separation belt FE6-3059-000 250,000 Actual copies made. Feeding roller FB3-8814-000 250,000 Actual copies made. Separation flapper FF5-6048-000 100,000 Actual copies made. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 420: Scheduled Servicing
If the case is more than half full, dispose of the waste toner in a plastic bag. Or, replace the waste toner case. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 422: Scheduled Servicing Chart
Developing cylinder Developing Developing assembly roll Developing anti-stray sheet Note 1: Take care not to touch the mirrors and the lenses. COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 423 Feeding belt Feeding roller Pick-up roller (crescent) Holding Upper separation belt tray Lower separation feeding roller Toner supply mouth Hopper Toner receptacle COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 424: Rdf-H1
Original sensor (S1) Pre-registration sensor (S2) Separation flapper (front, middle, rear) Pick-up crescent roller Separation belt Feeding roller Registration roller Reversing roller/roll Delivery roller/roll COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 425 A. Copy Paper Jams......10-106 B. RDF Self Diagnosis.....10-242 B. Feeding Failure ......10-113 C. Sorter Self Diagnosis ....10-243 VI. ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS ....10-114 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
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Page 427 The instruction “Measure the voltage between J109-1 (+) and J109-2 (–) on the DC controller PCB” asks you to connect the meter’s positive probe (+) to J109-1 and negative probe to J109-2 (–). 10-1 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 428 blank page...
Page 429: Maintenance And Inspection
Is LLMT ’1’? normal, replace the photosensitive drum. Increase the value of VDT-SW. Turn OFF and ON the power switch, and make a copy. 10-3 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 430: Points To Note For Scheduled Servicing
Re-pick up assembly, Alcohol and lint-free Cleaning Reversing roller paper Re-pick up assembly, Alcohol and lint-free Pick-up roller, paper Cleaning Registration roller 10-4 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 432 CHAPTER 10 TROUBLESHOOTING Paper Deck Adjusting plate Screw Figure 10-204a Adjusting plate Screw Figure 10-204b 10-6 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 434: Assembly
The scanning lamp will turn ON, and auto adjustment will be executed. AE_ADJ : 1 ( :START) Changes to ‘1’. 10-8 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 435: Adjusting The Ae Slope
Note: You can make copies by pressing the Copy Start key. 6) Press the Reset key twice to end service mode. 10-9 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 436: Exposure System
Electrode mount (front) No. 1 mirror mount A (left) of wall Glass support (front) Hole Figure 10-208 10-10 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 437: Routing The Scanner Drive Cable
“adjusting the mirror position” shown on the next page. Steel ball Wind eight times. Fix in place temporaily. Figure 10-209 10-11 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 438: Adjusting The Tension Of The Scanner Cable
1) Move the No. 1 mirror mount and the No. 2/No. 3 mirror mount to the left. 2) Set the mirror positioning tool (front, rear; FY9-3011) as shown: Figure 10-211 Figure 10-212 10-12 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 439: Cleaning The Mirror (No. 5 Mirror)
No. 4 mirror will not come into contact with the cleaning tool or your fingers.) Figure 10-213 6. Installing the Light-Blocking Belts Light-blocking belt 1 Light-blocking belt 3 Light-blocking belt 2 Light-blocking belt 4 Figure 10-214 10-13 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 440: Installing The Lens X Direction Drive Belt
Install the lens X direction drive belt with a mounting screw where the lens X direction drive motor has lowered on its own weight. Own weight Figure 10-215 10-14 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 441: Image Formation System
When forming a loop, wind the charging wire around a hex key once, and twist the hex key three to four times; then, twist the charging wire. 10-15 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 442 Pay attention so that the charging assembly is not deformed; try to tighten the mounting screw (front) on the left/right shielding plate as early as possible. 10-16 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 443: Adjusting The Height Of The Charging Wire
A full turn of the screw changes the position of the charging wire by about 0.7 mm. 10-17 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 444: Adjusting The Blank Exposure Lamp
6) If the non-image width is not as specified, turn the adjusting screw to adjust the position of the blank exposure lamp assembly. Adjusting screw Figure 10-220 10-18 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 445: Position Of The Roller Electrode
2) Remove paper lint collecting at the tip of the side scraper (between the magnet roller and the toner guide roller; ) with tweezers. 10-19 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 446 4) Turn the magnet roller clockwise (viewing from the front). 5) If a coating of toner develops again where toner was removed in step 3), repeat steps 3) through 5). 10-20 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 447: Pick-Up/Feeding System
(silver) is toward the rear of the machine. Direction of rotation Rear (copier) Collar (silver) Figure 10-225a 10-21 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 448: Orientation Of The Separation
, make sure that the marking ‘5’ is toward the front of the machine. Front (copier) Figure 10-227 10-22 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 449: Orientation Of The Pick-Up Roller (Multifeeder)
(gold) are toward the rear of the machine. Direction of rotation Copier Collar (gold) Pick-up roller Marking (roller) Marking (collar) Figure 10-228a 10-23 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 450: Orientation Of The Feeding Roller (Multifeeder)
If pick-up failure occurs, change the position of the spring hook to side A. Feeding roller Locking lever Separation roller Pressure spring Figure 10-230 10-24 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 451: Adjusting The Pressure Of The Separation Roller
If double feeding occurs, change the position of the spring hook to side A. • If pick-up failure occurs, change the position of the spring hook to side B. Figure 10-232 10-25 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 452: Positioning The Pick-Up Roller
57.2 ±0.5 mm as shown in Figure 10-234. 57.2–0.5mm Figure 10-234 10-26 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 453: Adjusting The Pick-Up Roller
Move the slide volume in the direction of B, and install the timing belt to the pulley. Timing belt Rack plate Pulley Pulley Section A Slide volume Figure 10-236 10-27 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 454: Adjusting The Position Of The Delivery Paper Deflecting Drive Solenoid
Install the solenoid so that its stroke is 5.6 ±0.3 mm, i.e., between the rubber silencer and the end of the solenoid. Figure 10-238 10-28 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 455: Installing The Holding Tray Assembly Side Guide Assembly
16. Installing the Holding Tray Paper Jogging Guide Assembly Mark the position of the paper jogging guide assembly with a scriber for installation later. Figure 10-240 10-29 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 456: Installing The Timing Belt For The Holding Tray Assembly Paper Jogging Guide Plate
Install the solenoid so that the stroke is 1.5 ±0.3 mm, i.e., between the rubber silencer and the end of the solenoid. 1.5–0.3mm Figure 10-242 10-30 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 457: Installing The Drive Belt
(inside when viewed from the rear) while the pick-up drive belt is toward the rear (outside when viewed from the rear). 10-31 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 458: Fixing System
(lower roller) 62.9mm+/-0.1 high position Difference in Height between Front and Rear Inlet guide (front) (rear) 0.5mm Standard unit base plate Figure 10-244 10-32 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 459: Adjusting The Pressure Of The Lower Roller (Nip)
The nip width must be as indicated in Table 10-203. Otherwise, make adjustments by turning the pressure adjusting nut. Paper feeding direction Center of paper Figure 10-245 10-33 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 460: Adjusting The Fixing Clutch
0.1 to 0.3 mm (equivalent of four sheets of 64 g/m plain paper) with a set screw Figure 10-246 10-34 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 461: Electrical System
(non-auto control mode selected) NIP : 0 ( : START) PO_CONT : 1 ( : START) 4) Press the Reset key twice. 10-35 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 462 6) Remove the jumper wire from the DC controller PCB. 7) Connect the connector to J103 on the DC controller PCB. 8) Turn ON the power switch. 10-36 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 463 Be sure to keep the clip far away from the sensor window so that it will never come into contact with the sensor cover. 10-37 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 464 9) Turn OFF the power switch. 10) Remove the potential sensor check electrode. 11) Install the blank exposure lamp assembly. 12) Turn ON the power switch. 10-38 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 465: Checking The Potential Control System
Check the transfer charging measurement unit. assembly for leakage. Try changing the value of ’FUZZY’ in service mode ( Try replacing the copy paper. 10-39 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 466 Replace the is moving forward? high-voltage transformer. END. Is the problem corrected? Check the developing assembly for leakage. Replace the photosensitive drum. 10-40 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 467: Potential Control System Conversion Table
4.10 1,207 4.15 1,198 4.20 1,190 4.25 1,181 4.30 1,172 4.35 1,163 4.40 1,155 4.45 1,146 4.50 1,137 4.55 1,128 4.60 1,120 10-41 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 468 -121 6.00 -123 -125 6.05 -125 -128 6.10 -127 -132 6.15 -129 -136 6.20 -132 -140 6.25 -134 -143 6.30 -136 -147 10-42 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 469 -248 7.70 -193 -252 7.75 -195 -256 7.80 -198 -260 7.85 -200 -263 7.90 -202 -267 7.95 -204 -271 8.00 -206 -275 10-43 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 470 -376 9.40 -264 -380 9.45 -266 -383 9.50 -268 -387 9.55 -270 -391 9.60 -272 -395 9.65 -274 -398 -276 9.70 -402 10-44 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 471 -315 -473 10.70 -317 -477 10.75 -319 -481 10.80 -321 -485 10.85 -323 -488 10.90 -325 -492 10.95 -496 11.00 -330 -500 10-45 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 472: Checking The Environment Sensor
Caution: The machine’s motor can start to operate in response to the changes in the sensor state; take adequate care. 10-46 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 473 * Or, tape the detecting lever in place, and push in the feeding unit, holding tray, and holding tray feeding assmebly inside the machine. 10-47 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 474 Or, tape the detecting lever in place, and push in the feeding unit, holding tray, and holding tray feeding assmebly inside the machine. ** Or, put paper over the sensor to block its photocell. 10-48 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 475 * Or, tape the detecting lever in place, and push in the feeding unit, holding tray, and holding tray feeding assmebly inside the machine. 10-49 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 476 PS32. Deck paper PC007-10 lever by sensor (RDPD) The light-blocking hand in plate is not at standby. PS32. 10-50 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 477 Or, tape the detecting lever in place, and push in the feeding unit, holding tray, and holding tray feeding assmebly inside the machine. ** Or, put paper over the sensor to block its photocell. 10-51 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 478 Or, tape the detecting lever in place, and push in the feeding unit, holding tray, and holding tray feeding assmebly inside the machine. ** Or, put paper over the sensor to block its photocell. 10-52 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 479: Registering The Cassette
Perform the steps shown for the cassettes 3 and 4; however, in the case of the multifeeder, you must perform them for A6R (105mm width), A4R, and A4. Guide Paper Guide Figure 10-249 10-53 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 480: Troubleshooting Image Faults
Check the charging wire for rusting. Check the anti-vibration rubber (charging assembly) for displacement. (This does not apply to the primary charging assembly.) 10-54 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 481: Checking The Developing Assembly
6. Checking the Paper a. Check to see if the paper is of a type recommended by Canon. b. Check to see if the paper is damp. Make copies using paper fresh out of package. 7. Checking the Periodically Replaced Parts Check the parts against the scheduled servicing chart and the periodically replaced parts table;...
Page 485: Troubleshooting Image Faults
Lamp regulator Replace the lamp regulator. Is the End. problem corrected? DC controller Replace the DC controller PCB. 10-59 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 486: The Copy Is Too Light. (Solid Black Also)
2. Advise the user that using paper not recommended by Canon may not bring the best results. Cont’d 10-60 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 487 VDM and VL1M tive drum. identical with the target values Check the developing (VDT, VL1T) ±10 V? Developing bias bias control system. 10-61 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 488: The Copy Has Uneven Density
Charging 1. Clean all charging assembly, Copy wires once again, and paper check the position of each. 2. Try replacing copy paper. 10-62 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 489: The Copy Is Foggy. (Overall)
2 and 11 V? Developing to the high-voltage assembly transformer; if normal, replace the high- voltage transformer. 2. Check the developing assembly. 10-63 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 490: The Copy Has Vertical Fogging
Fixing assem- Check the fixing bly, Cleaning assembly and the assembly cleaning assembly. 10-64 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 492: The Copy Has White Spots
Investigate the cause of drum peripheral direction of the the scratches, and photosensitive drum replace the photosensi- corresponding to image areas? tive drum. Cont’d 10-66 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 493 DC controller PCB. Light from Check if the photosensi- outside tive drum is exposed to external light. 10-67 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 494: The Copy Has White Spots
Charging wire Are there scratches on the surface Clean each charging of the photosensitive drum? assembly. Photosensitive Replace the drum photosensitive drum. 10-68 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 495: The Back Of The Copy Is Soiled
2. Clean the upper and lower rollers. 3. Clean the fixing assembly inlet guide. Delivery Clean the delivery roller assembly and the separation claw. 10-69 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 497: 16., 17. The Copy Has Leading Edge Displacement
24 to 0 V while and wear. the scanner is moving forward? Replace the DC DC controller controller PCB. 10-71 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 498: The Copy Has A Blurred Or Fuzzy Image
Is the problem noted at intervals Check the cleaning assembly gear of about 6 mm? assembly. Drum drive Check the drum drive system system. 10-72 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 499: The Copy Has Horizontal Fogging
Photosensitive Replace the photosensitive drum. End. drum Is the problem corrected? Lens drive Check the operation of assembly the lens drive assembly. 10-73 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 500: The Copy Is Blank
22. The copy is completely black. Cause Step Checks YES/NO Action Is the scanning lamp ON during See "The scanning lamp copying? fails to turn ON." 10-74 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 501: Troubleshooting Malfunctions
Install the thermistor with the upper fixing roller? properly. Thermistor Clean the contact face of the ther- End. mistor. Is the problem corrected? Cont’d 10-75 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 502: E001
End. problem corrected? DC controller Check the wiring from the AC driver to the DC controller; if normal, replace the DC controller. 10-76 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 503: E002
AC driver Replace the AC driver. Is the End. problem corrected? DC controller Replace the DC controller PCB. 10-77 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 504: E005
5 V when the Copy Start key is pressed? Main motor Replace the main motor. Is the End. (M1) problem corrected? 10-78 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 505: E013
Does the harness of the vertical Harness Replace CL15. path roller drive clutch have an (vertical path open circuit? roller drive clutch CL15) 10-79 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 506: E015
PCB; if normal, replace motor starts to rotate? the DC controller PCB. Pick-up motor Replace the pick-up motor (M2). End. (M2) Is the problem corrected? 10-80 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 508: E030 (The Total Copy Counter Fails To Operate.)
(–) on the DC controller change from about 24 to about 0 then to about 24 V when the Copy Start key is pressed? 10-82 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 509: E050
DC controller PCB to descriptions on how to check PS1; if normal, replace photointerrupters.) PS1. DC controller Replace the DC controller PCB. 10-83 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 510: E203
Is the X direction drive belt and Replace the belt support the belt support plate slipping plate with one provided against each other? with spacers. 10-84 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 511: E240
PCB. securely? RDF controller Replace the RDF controller PCB. End. Is the problem corrected? DC controller Replace the DC controller PCB. 10-85 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 512: E713
DC controller PCB to the power switch (SW1), and check electrical con- tinuity; if normal, replace the DC controller PCB. 10-86 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 513: Ac Power Is Absent
Check the wiring of the Wiring the switch is ON and when AC power supply line OFF? and the connection of the connectors. 10-87 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 514: Dc Power Is Absent
+10%,-7% J309 24VU2 +10%,-7% 24VA2 +10%,-7% J311 38VU +10%,-7% However, the above assumes that the inaccuracy of the AC input is ±10%. 10-88 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 515: Pick-Up Fails
GND change from 24 to 0 V when clutch (CL14) the clutch; if normal, the Copy Start key is pressed? replace the clutch. 10-89 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 516: The Deck Lifter Fails To Move Up
GND (–) change from 0 to 24 motor. V when the deck is slid inside? DC controller Replace the DC controller PCB. 10-90 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 517: Pick-Up Fails. (Cassette Pick-Up)
Copy Start key while forcing a screwdriver inside the door switch. Does the feeding/separation roller rotate? 10-91 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 518 JAM' in service mode ( ). Is the sensor normal? Remove the pick-up Pick-up assembly, and check the assembly springs. 10-92 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 519: The Lifter Fails To Move Up
0 to 24 V when the cassette is inserted? M14: J119A-9 DC controller Replace the DC M15: J119A-11 controller PCB. 10-93 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 520: Pick-Up Fails. (Multifeeder)
0 Replace the DC DC controller to 24 and then to 0 V when the controller Copy Start key is pressed? 10-94 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 521: The Vertical Path Roller Fails To Rotate
5. Does the voltage change from about 24 to 0 V when the DC controller Replace the DC registration roller starts to rotate? controller PCB. 10-95 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 522: The Scanner Fails To Rotate Forward
DC controller PCB to change to about 5 V when the the scanner motor; if scanner has moved forward? normal, replace the scanner motor. 10-96 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 523: The Blank Exposure Lamp Fails To Turn On
DC controller PCB to 0 V when the Copy Start key is the pre-exposure lamp pressed? PCB; if normal, replace the pre-exposure lamp PCB. 10-97 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 524: The Pre-Exposure Lamp Fails To Turn On
2. Check the DC harness from the DC controller PCB to the DC harness. 10-98 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 525: The Hopper Motor (M10) Fails To Operate
24 to about 0 V? J770, J719 Is the connection of the relay Connect them properly. connector J770 and J719 secure? 10-99 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 526: The Hopper Motor (M11) Fails To Operate
Drum heater Replace the drum heater probes of the tester are connected controller PCB controller PCB. to both terminals of the heater? 10-100 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 527: The Lens Fails To Move
J110A-5 J110A-3 Y motor J110A-10 J110A-11 1 3 5 (M5) J110A-13 J110A-14 (approx.) J110A-10 J110A-12 J110A-11 J110A-12 J110A-13 J110A-12 (approx.) J110A-14 J110A-12 10-101 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 528: The Add Toner Indicator Fails To Turn On
'0', indicating the DC controller 1. Replace the DC absence of toner? PCB, Control controller PCB. panel 2. Replace the control panel. 10-102 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 530: The Fixing Heater Fails To Turn On
PCB. PCB 5 V? DC controller Replace the DC controller PCB. Heater Main heater (H1) J102B-5 J102B-1 Sub heater (H2) J102B-3 J102B-1 10-104 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 531: Troubleshooting Feeding Problems
The machine allows checks on the location and the type of jam in its service mode (B_JAM; ; for as many as eight most recent jams). Figure 10-501 10-105 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 532: Pick-Up Assembly
Pick-up roller Is the pick-up roller deformed or Replace the pick-up worn? roller. Guide plate Check the guide plate for deformation. 10-106 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 533: Separation/Feeding Assembly.10-108
Are the two feeding belts rotating Check the belt and the properly? pulley. Feeding fan Check the feeding fan to see if it is operating. 10-107 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 534: Fixing/Delivery Assembly
Does the holding tray inlet roller start Replace the holding tray ing clutch (CL4) to reverse at the correct timing? reversing clutch (CL4). 10-108 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 535: Cleaning Assembly
"Fixing/delivery assembly." Is the problem corrected? Holding tray Is the holding tray inlet paper Replace PS15. inlet paper sensor (PS15) normal? sensor (PS15) 10-109 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 536 DC controller PCB to (CL4) rotation at the correct timing? the holding tray reversing clutch (CL4); if normal, replace CL4. 10-110 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 537: Holding Tray Feeding Assembly
1 paper holding tray feeding 2 paper sensor (PS8), sensor (PS9) normal? Holding tray feeding assem- bly 2 paper sensor (PS9) 10-111 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 538: Feeding Failure
Is the lower roller pressure (nip) Adjust it. pressure within specification? Upper/lower Try replacing the upper roller and lower rollers one pressure after the other. 10-112 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 539: Arrangement/Functions Of The Electrical Parts
CHAPTER 10 TROUBLESHOOTING VI. ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS 10-113 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 540: Sensors
PS42 PS30 PS26 PS50 PS28 PS29 PS51 PS23 PS52 PS11 PS47 PS53 PS10 PS12 PS19 PS21 PS14 PS20 PS17 PS15 Figure 10-601 10-114 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 541 Cassette 4 paper length detection Variable resistor SVR1 Multifeeder paper width detection SVR2 Cassette 3 paper width detection SVR3 Cassette 4 paper width detection Table 10-601 10-115 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 543 Function Photointerrupter PS31 Deck lifter position detection PS32 Deck paper detection PS37 Deck lifter limit detection PS38 Deck open/closed detection Table 10-602 10-117 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 544: Switches And Solenoids
CHAPTER 10 TROUBLESHOOTING B. Switches and Solenoids SL10 SL15 MSW5 SL14 MSW4 SL13 SL11 SL12 Figure 10-603 10-118 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 545 Detects the locked state of the waste toner feeding screw. MSW5 High-voltage multifeeder door switch Power switch Door switch Drum heater switch Table 10-603 10-119 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 547 CHAPTER 10 TROUBLESHOOTING Symbol Name Notation Function Solenoid Releases the deck pick-up roller. Table 10-604 10-121 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 549 Hopper motor (toner stirring) Primary charging wire cleaner motor Pre-transfer charging wire cleaner motor Cassette 3 lifter motor Cassette 4 lifter motor Table 10-605 10-123 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 550: Clutches
Vertical path roller 4 drive CL15 Vertical path roller 1 drive CL17 Vertical path roller 2 drive CL18 Vertical path roller 0 drive Table 10-606 10-124 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 551 CHAPTER 10 TROUBLESHOOTING Front Paper Deck CL14 Figure 10-607 Symbol Name Notation Function Motor Deck lifter drive motor Clutch CL14 Deck pick-up Table 10-607 10-125 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 552: Lamps, Heaters, And
CHAPTER 10 TROUBLESHOOTING E. Lamps, Heaters, and Photosensors SVR1 CNT2 CNT1 THHUM1 Figure 10-608 10-126 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 553: Photosensors
Detecting assembly toner sensor Varistor Varistor Thermal switch Fixing heater thermal switch Thermal fuse Scanning lamp thermal fuse Drum heater thermal fuse Table 10-608 10-127 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 555 Lamp regulator Controls the scanning lamp. DC power supply PCB Supplies DC power. Service switch PCB Switches to service mode. Table 10-609 10-129 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 556: Variable Resistors, Light-Emitting Diodes, And Check Pins By Pcb
J125 J104 J114 J127 J129 J103 VR101 J115 J102 J126 J116 J124 J128 J123 J101 J121 J122 J130 J117 J119 Figure 10-610 10-130 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 557 LTR 11" 17" 129.4% LGL 11" 17" 121.4% 100% 100.0% LGL LTR 78.6% LGL 11" 17" 73.3% 11" 17 "LTR 64.7% 50.0% Table 10-612 10-131 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 558 A3 A4/LTR, B4 B5 70.7% 50.0% Table 10-614 Connector Description J123 For factory J125 For factory J126 For factory J129 For factory Table 10-615 10-132 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 559: Ac Driver Pcb
2. AC Driver PCB J642 J641 Figure 10-611 3. DC Power Supply PCB J311 J305 J304 J306 J303 J301 J309 J308 J302 Figure 10-612 10-133 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 560: Control Cpu Pcb
CHAPTER 10 TROUBLESHOOTING 4. Control CPU PCB J923 J911 J915 J916 J913 J912 J920 J919 Figure 10-613 10-134 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 561: Holding Tray Driver Pcb
CHAPTER 10 TROUBLESHOOTING 5. Holding Tray Driver PCB J201 J203 J202 J204 J205 J210 J209 J208 J207 J206 Figure 10-614 10-135 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 562: Potential Measurement Pcb
Figure 10-615 Description For factory For factory Table 10-616 Description LED1 Remains ON while measuring the surface potential of the drum. Table 10-617 10-136 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 563: Hvt1 Pcb
CHAPTER 10 TROUBLESHOOTING 7. HVT1 PCB J301 J403 VR201 J203 J201 J202 Figure 10-616 Description VR201 For factory Table 10-618 10-137 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 564: Hvt2 Pcb
CHAPTER 10 TROUBLESHOOTING 8. HVT2 PCB J501 T502 J404 J402 J401 T501 Figure 10-617 9. Inverter PCB J956 J955 Figure 10-618 10-138 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 565: Lamp Regulator Pcb
So that the sub counter is used as a two-sided copy counter. So that the sub counter is used as a large-size copy counter. Table 10-619 10-139 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 566: Service Mode
• Or, turn OFF the power switch or disconnect the power plug to end service mode. (Opening the front door or the pick-up assembly door will not end service mode.) 10-140 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 567: Using Adjustment Mode And Option Setting Mode
LTR_PSZ SEP_DUP LTRR_PSZ SEP_OVL STMT_PSZ C1_STMTR A3_PSZ C1_A4R A4_PSZ C2_STMTR A4R_PSZ C2_A4R A5_PSZ C3_STMTR B4_PSZ C3_A4R B5_PSZ C4_STMTR B5R_PSZ C4_A4R Table 10-702 10-141 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 568: Control Display Mode
Indicates '1' when the ON voltage of the scanning 0: Normal lamp reaches '1' and '2' if it reaches the lower limit. 1: Error 2: Error 10-142 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 569 ‘0’. (Unless you execute wire cleaning, wire cleaning will remain prohibited and will not be reset by turning OFF/ON the power.) 10-143 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 570 Indicates the target value of VD (dark area potential). Unit: V Indicates the measured value of VD (dark area Unit: V potential). 10-144 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 571 BIAS Indicates the DC value of the developing bias. • The indication will change to '0' when the HVT unit turns OFF. 10-145 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 572 Indicates the output of the original size sensor 2. DCMET-3 Indicates the output of the original size sensor 3. DCMET-4 Indicates the output of the original size sensor 4. 10-146 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 573 *3: The jam code related to the RDF indicated under ‘B-JAM’ is ‘0700’ only; for details, see the next screen ‘DF-JAM’. 10-147 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 574 S-ERR: 3000 0000 ‘5’ of ‘E530’ represents the sorter and is omitted for S-ERR notation. (This, however, does not apply to ‘E500’.) 10-148 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 575 Feeding stationary jam Power-on jam Door open jam (while feeding copy paper) Door open jam (during stapling) Bin external sensor jam Table 10-704 10-149 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 576 RDF. Mixed original sizes in Stops Turn ON/OFF the original sensor (S1), image composition and open/close the RDF. Table 10-707 10-150 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 577 The sensor (S3) does not detect the trailing edge of up stationary an original ‘original size + 180 mm’ after the sensor (S8) has turned on. Table 10-708 10-151 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 578 For the second or subsequent originals, the re- lever idle circulating lever swung without coming into contact swing (2nd with an original. original and later) Table 10-709 10-152 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 579 10:Japanese 90:Norwegian 20:English R&D number (20:North America; 21:UK) A0:Portuguese Version number B0:Spanish 30:French Language* C0:Swedish 40:German Country (for Canon: 01) 50:Danish 60:Dutch 10-153 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 581 0 circuit 1 Original detection circuit 2 Original detection circuit 3 Note: The Inch-configuration type does not have original detection circuit 3. 10-155 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 582 4. WIDE: output of paper width sensor (analog) output of paper length sensor (0/1) SIZE: paper width (mm) 10-156 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 583: I/O Display Mode ( 2 )
The screen will indicate the states of the input port and the output port. Screen 2-1 Bit data is converted to hexadecimal data for checks on analog data (e.g., address P023 photosensitive drum potential signal). 10-157 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 584 J121B-8 1: ON clutch drive signal PC000-15 Deck/cassette 1 pick-up SL04 RDPURR/ J121A-15/ 1: ON roller releasing solenoid C1PURR J116A-10 drive signal 10-158 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 585 Fixing assembly inlet guide SL16 FXGUSD J108B-14 1: ON drive signal PC001-14 Wire cleaner motor home — position signal PC001-15 Size detection drive J110B-4/ 7/10 10-159 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 586 Original size 3A detection DSZ3A J110B-12 0: original signal present PC002-14 Original size 3 B detection DSZ3B J110B-11 0: original signal present PC002-15 Not used 10-160 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 587 0: ON PC003-14 Fixing main heater drive MHRD J102B-5 0: ON signal PC003-15 Fixing sub heater drive SHRD J102B-3 0: ON signal 10-161 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 588 FT prohibit signal PWOFF J112B-1 1: ON PC004-13 Not used PC004-14 Internal signal (tray X shift star) PC004-15 Internal signal (tray Y shift start) 10-162 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 589 J102A-6 0: ON signal PC005-14 Control card detection signal CCNNT J106B-2 1: card present PC005-15 Internal signal (encoder 1: error error detection) 10-163 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 590 Holding tray forward clutch CL05 HTFWCD J113A-7 1: ON drive signal PC006-15 Holding tray reversing clutch CL04 HTRVCD J113A-6 1: ON drive signal 10-164 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 591 C1LTP J116A-4 1: lifter position position sensor signal RDEL PC007-15 Cassette 2 lifter position PS34 C2LTP J121A-7 1: lifter position sensor signal 10-165 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 592 Internal signal (power switch open circuit detection) PC008-14 Internal signal (total copy counter open circuit detection) PC008-15 Internal signal (option counter open circuit detection) 10-166 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 593 Power supply unit internal RL401 RL401D J102A-5 1: ON relay drive signal PC010-04 Not used PC010-05 Not used PC010-06 Not used PC010-07 Not used 10-167 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 594 Internal signal (key return) J125-9 PC017-05 Internal signal (key return) J125-10 PC017-06 Internal signal (key return) J125-11 PC017-07 Internal signal (key return) J125-12 10-168 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 595 (analog) PC024 Cassette 3 paper width SVR2 C3PW J117B-10 signal PC025 Cassette 4 paper width SVR3 C4PW J117A-12 signal PC026 Not used 10-169 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 596 Delivery sensor 2 (S12) PDP4 J8-2 1: paper present PC029-06 Original tray paper sensor 1: light ON (LED1) PC029-07 Registration sensor (LED2) 1: light ON 10-170 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 597 Feeding motor drive signal 1: ON (PCB internal signal) PC032-06 PCB internal signal PC032-07 Pick-up motor drive signal 1: ON (PCB internal signal) 10-171 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 598 LED (CPB internal signal) PC035-02 Not used. PC035-03 Not used. PC035-04 Not used. PC035-05 Not used. PC035-06 Not used. PC035-07 Not used. 10-172 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 599 PC048-03 Not used. PC048-04 Not used. PC048-05 Not used. PC048-06 Original tray sensor LED1 ON signal PC048-07 Registration sensor LED3 ON signal 10-173 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 600 Multi guide drive motor MGMA 1: ON control signal 1 (M5) PC063-07 Multi guide drive motor MGMB 1: ON control signal 1 (M5) 10-174 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 601 (SL5) drive signal PC065-06 Stapler motor (M2) CCW SPMCCW 1: ON rotation signal PC065-07 Stapler motor (M2) CW SPMCW 1: ON rotation signal 10-175 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 602 Stapler unit shift motor (M3) SLDMB 1: ON pulse signal 3 PC068-07 Stapler unit drive motor (M3) SLDMA 1: ON pulse signal 4 10-176 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 603 Matrix digit output signal 4 PC071-05 Matrix SEG output signal 0 PC071-06 Matrix SEG output signal 1 PC071-07 Matrix SEG output signal 2 10-177 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 604 PC074-02 Not used PC074-03 Not used PC074-04 Not used PC074-05 Not used PC074-06 Not used PC074-07 Not used 10-178 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 605 DIP switch 1-1 detection JNTS 1: ON signal PC076-04 Joint signal (PI1) 1: connected PC076-05 Not used PC076-06 Not used PC076-07 Not used 10-179 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 606 0: S-order PCB PC079-04 Front door open internal DROPN 1: door closed signal PC079-05 Not used PC079-06 Not used PC079-07 Not used 10-180 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 607 (S5) D/A output signal PC089-00~07 Swing motor current value (M4) D/A output value PC090-00~07 Stapler unit shift motor current value (M3) D/A output value 10-181 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 608 (S4) D/A output value PC094-00~07 Push bar drive motor current value (M7) PC095-00~07 Bin internal paper sensor 2 intensity value (S7) D/A output value 10-182 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 609 PC064-02 DIP SW 2 PC064-03 DIP SW 3 PC064-04 PUSH SW 1 PC064-05 PUSH SW 2 PC064-06 Not used PC064-07 Not used 10-183 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 610 Feeding motor (M1) current FMCCC2 switching signal 2 PC065-04 LED1 ON signal 0: ON PC065-05 Not used PC065-06 Not used PC065-07 Not used 10-184 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 611 OFF signal PC064-05 Guide bar HP connector 0: OFF OFF detection PC064-05 0: OFF 0: OFF PC064-07 Stapler HP sensor connector OFF detection 10-185 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 612 PC067-05 Not used PC067-06 Paper holding solenoid drive PHSLD 1: ON signal PC067-07 Bin shift motor UP signal BMUP 0: UP 10-186 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 613 Not used PC070-04 Sort sensor 1: paper present PC070-05 Non-sort sensor 1: paper present PC070-06 Not used PC070-07 Not used Hereafter Not used 10-187 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 614 J113A-13 A) signal PC098-06 Holding tray Y motor (phase M08B J113A-11 B) signal PC098-07 Holding tray X motor hold M09HLD J113B-3 signal 10-188 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 615 M05ACM J110A-12 M05BCM J110A-15 PC101-02 Not used PC101-03 Not used PC101-04 Not used PC101-05 Not used PC101-06 Not used PC101-07 Not used 10-189 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 616 Internal signal (holding tray X drive start) PC104-03 Not used PC104-04 Not used PC104-05 Not used PC104-06 Not used PC104-07 Not used 10-190 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 617 Digit 1 input PC119-03 Digit 1 input PC119-04 Digit 1 input PC119-05 Digit 1 input PC119-06 Digit 1 input PC119-07 Digit 1 input 10-191 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 618 Digit 3 input PC121-03 Digit 3 input PC121-04 Digit 3 input PC121-05 Digit 3 input PC121-06 Digit 3 input PC121-07 Digit 3 input 10-192 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 619: Adjustment Mode
AE mode. copies darker. GLEAM-5 53~139 A higher setting will Use it to adjust the optimum exposure. make the copies lighter. 10-193 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 621 Use it to adjust the trailing edge non- -100~100 A higher setting will image width (ON period of the blank decrease the trailing exposure lamp). edge non-image margin. 10-195 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 622 (Be sure to enter the value recorded on the service label whenever replacing the DC controller PCB in the field.) 10-196 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 623 (Be sure to enter the value on the service label whenever replacing the DC controller PCB in the field.) 10-197 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 624 (Be sure to enter the value recorded on the service label whenever replacing the DC controller PCB.) 10-198 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 625 Screen 3-7 Item Description Settings Remarks C1-STMTR 100V model only C1-A4R 100V model only C2-STMTR 100V model only C2-A4R 100V model only 10-199 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 626 4. C4-A4R Use it to fine-adjust or enter the paper 000~255 See p. 10-53. width basic value (A4R) for the cassette 10-200 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 627 (A4R) for the multifeeder. MF-A4 Use it to fine-adjust or enter the paper 000~255 See p. 10-53. width basic value (A4) for the multifeeder. 10-201 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 628 2500 m) atmospheric pressure. 1:0.75 ~ 0.70 atm (between 2500 and 3000 m) 2:0.70 ~ 0.65 atm (between 3000 and 3500 m) 10-202 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 629 RDF in use. (The service manual shows how to make adjustments on the RDF; the same may be performed in the copier's service mode, by changing the setting instead of pressing the DIP switch.) 10-203 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 630 Use it to adjust the RDF (AE mode and -1023~ A higher setting will (100V right pick-up) newspaper original 1023 make the slope model only) intensity. steeper. 10-204 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 631 3. For these items, pick-up and delivery settings will be by the User Mode key ( ) on the copier’s control panel instead of SW1 on the RDF controller PCB. 10-205 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 633 (A negative value will is picked up from the duplexing unit make the distance in two-sided/overlay copying mode. smaller.) 10-207 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 634 (A negative value will is picked up from the duplexing unit make the distance in two-sided/overlay copying mode. smaller.) 10-208 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 635 A single step represents a distance of 0.367 mm; since a single step will affect both front and rear, each step will result in a change of 0.183 2 mm. 10-209 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 636 (A negative value will is picked up from the duplexing unit make the distance in two-sided/overlay copying mode. smaller.) 10-210 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 637: Function Mode
After making sure that the developing assembly has been installed, press the key on the touch panel and then the key. 10-211 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 638 E020 and the jam history, error history, sorter jam, RDF jam, or alarm history. Resetting E000, however, will not reset the jam history. 10-212 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 639 The Pre-Heat key LED, The Interrupt key LED, The User Mode key LED, The Pilot Lamp LED will turn ON and OFF in sequence. 10-213 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 640 (M10 and M11 will rotate simultaneously.) for 3 sec. BK-ROT Use it to operate the developing cylinder. The cylinder will operate for abut 2 min. 10-214 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 642 20 sec, automatic discharge will occur. PO-CONT Use it to turn ON/OFF potential control. 1:OFF 0:ON 10-216 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 643 7/11 Screen 4-7 Item Description Remarks C1-STMTR 100V model only. C1-A4R 100V model only. C2-STMTR 100V model only. C2-A4R 100V model only. 10-217 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 645 A4 paper folded into four STMT-R (139.7mm) (210mm) (297mm) with the width being 105 mm. Paper width Figure 10-621 10-219 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 646 * Executing 'START' will keep the indication on the screen '0'. Refer to LEDs 1, 2, and 3 of the RDF controller PCB (flash in sequence or simultaneously) . 10-220 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 647 Description Remarks RAM-INIT Use it to initialize the RAM on the DC controller After initialization, the PCB. Copy Start screen will appear. 10-221 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 648: Options Mode
Use it to switch between ''coin'' and ''copy card'' for 0:control card the display of the control card on the control panel. 1:coin 2:copy card 10-222 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 649 7 mode memory 9:second most recent copying mode counting from memory 8 mode memory 1~6: functions as normal mode memory 10-223 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 650: The Multifeeder
CHAPTER 10 TROUBLESHOOTING Screen 5-3 Item Description Remarks M-NOTATI Use it to change the available paper size listing of the multifeeder. 10-224 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 651 Enable it according to the model used; detection will occur, for instance, when A4 and LTR paper are used at the same time. 10-225 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 652 Use it to select the type of notation when 'U- NOTATI' for universal size paper is set to '1'. 0: LTR (indicated as LTR) 1: A LTR (indicated as LTR) 10-226 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 653 Use it to lower the fixing temperature by a specific 0: Normal control temp range. 1: –5°C 2: –10°C 3: –15°C 4: –20°C 10-227 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 654 0:in service mode only length alarm and the waste toner full alarm should 1:at all times be in service mode only or at all times. 10-228 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 655 Use it as a tentative remedy until replacing the environment sensor. F-HUM-D Enter an approximate humidity value of the site of Factory default : 35 installation; between 30% and 99%. 10-229 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 656 Use it to specify whether to turn ON/OFF potential 0: ON control for the first normal copying run in 10/60 min 1: OFF after standby (following power-on). 10-230 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 657: Counter Mode
Use it so that copies from the large-size cassette 4 Returns to '00000000' will be counted. after '99999999'. (paper length 300 mm or more or non-default size) 10-231 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 658 Use it so that large-size originals will be counted. Returns to '00000000' (paper length 300 mm or more or non-default size) after '99999999'. 10-232 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 659 (paper length 300 or less) after '99999999'. Small-size cassette 4 pick-up copy counter Returns to '00000000' S-CST4 (paper length 300 or less) after '9999999'. 10-233 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 660 (paper length 300 mm or less) after '99999999'. S-DF Small size original counter Returns to '00000000' (paper length 300 mm or less) after '99999999'. 10-234 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 661 Feeder jam counter Returns to '00000000' after '99999999'. * In view of such durables as requiring replacement by pick-up source (e.g., RDF separation pad). 10-235 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 662 • For the 1st side of an overlay/2-sided copy, when the paper is stacked on the holding tray. • When the size of the original is identified after picking it up in the RDF. 10-236 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 663: Self Diagnosis
• Clock pulses (2 or more) are not E010 • DC controller PCB ( faulty) generated within 1 sec after the main motor drive signal has been generated. 10-237 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 664 • The holding tray Y home position signal (HTYHP) is generated for 2 sec or more when the holding tray Y motor (M9) drive signal is being generated. 10-238 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 665 E220 • The lamp ON detection signal (CVRON) is generated even when the scanning lamp ON signal (LAON) is '0'. 10-239 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 666 • The relay (RY401) in the power E802 • DC controller PCB (faulty) supply unit does not operate in response to the auto power-off signal. 10-240 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 667 4) The message display on the control panel will be refreshed, and the copy mode screen will return. 2. E015, E202, or E204 may be checked under ‘B-ERR1’, ‘B-ERR2’, or ‘B-ERR3’ in service mode ( 10-241 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 668: Rdf Self Diagnosis
You may continue to make copies even when the RDF has gone out of order; simply disconnect the lattice connector from the RDF, open the RDF, and place the original on the copyboard glass. 10-242 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 669: Sorter Self Diagnosis
• The input signal from the drive home position sensor remains unchanged for a specific period. 10-243 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 670 The copier will run a self check and will reset itself if the results are good. A state in which an ‘E’ indication is displayed. † You need not detach the sorter from the copier. 10-244 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 671: Appendix
D. RDF-H1 GENERAL CIRCUIT B. SIGNALS AND ABBREVIATIONS ...A-2 DIAGRAM........A-7 C. GENERAL CIRCUIT DIAGRAM..A-5 E. SPECIAL TOOLS LIST ....A-9 F. SOLVENTS AND OILS....A-10 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 672 blank page...
Page 673 Developing fan (FM5) Feeding fan (FM6) Cleaner fan (FM7) 10 min (approx.) 10 min (approx.) Scanner cooling fan (FM8) Total copy counter (CNT1) COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 674 EXHAUST FAN DRIVE command (HALF SPEED) M3FS SCANNER MOTOR SPEED signal FM7D EXHAUST FAN DRIVE command (HALF SPEED) M3MD0 SCANNER MOTOR REPRODUCTION RATIO SELECT (0) command COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 675 RDF DOCUMENT LEADING EDGE signal RDLMD RIGHT DECK LIFTER MOTOR DRIVE command RDPD RIGHT DECK PAPER DETECT signal RDPUCD RIGHT DECK PICK-UP ROLLER CLUTCH DRIVE command COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 679 Original tray Registration paper paper Pick-up Delivery Pick-up Reversal Feeding Belt motor sensor sensor roller sensor sensor sensor motor clock sensor clock sensor sensor COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 681: Special Tools List
(front/ right as a pair) Potential FY9-3012 sensor For checking the checking potential sensor electrode FY9-3014 Environment For checking the sensor environment checking tool sensor COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 682: Solvents And Oils
• CK-0524 (100 cc) pick-up assembly (paraffin family) roller bushing (FS2-1005-000) Lubricant oil Lubricating: Slicone oil • CK-0551 (20 g) drive and friction parts A-10 COPYRIGHT © 1997 CANON INC. CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Page 683 Prepared by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DEPT. 1 OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIV. CANON INC. Printed in Japan REVISION 0 (OCT. 1996) [33130/18723] REVISION 1 (MAR. 1997) [18723] 30-2, Shimomaruko 3-chome, Ohta-ku, Tokyo 146 Japan...
Page 684 This publication is printed on 70% reprocessed paper. PRINTED IN JAPAN (IMPRIMÉ AU JAPON) 0397S2.77-2...

Canon NP6045 Service Manual

Blank Page

Chapter 2 Basic Operation

Chapter 3 Exposure System

Chapter 4 Image Formation System

Chapter 5 Pick-Up/Feeding System

Chapter 6 Fixing System

Quick Links

Chapters

Troubleshooting

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Summary of Contents for Canon NP6045