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Canon NP6330 Service Handbook

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SERVICE
HANDBOOK
COPYRIGHT © 1997 CANON INC.
CANON NP6330 REV.0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)

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  • Page 1 SERVICE HANDBOOK COPYRIGHT © 1997 CANON INC. CANON NP6330 REV.0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • 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: Table Of Contents

    CONTENTS CHAPTER 1 MAINTENANCE AND INSPECTION A. Image Adjustment Basic B. Points to Note for Procedure........1-1 Scheduled Servicing ....1-3 CHAPTER 2 STANDARDS AND ADJUSTMENTS A. Adjusting the Images....2-1 4. Adjusting the Tension of the 1. Adjusting the Image Lens Drive Belt .......2-20 Leading Edge 5.
  • Page 4 7. Position of the Pick-Up Guide 2. Adjusting the Nip (tightening the pressure adjusting nut) ..2-35 Plate Cam (multifeeder assembly)..2-31 3. Position of the Fixing 8. Routing the Timing Belt Assembly Paper Guide ..2-36 (multifeeder assembly)..2-31 4. Position of the Cleaning Belt 9.
  • Page 5 CHAPTER 5 SELF DIAGNOSIS A. Copier...........5-1 C. RDF/ADF Self Diagnosis....5-6 B. Pedestal Self Diagnosis ....5-5 D. Sorter Self Diagnosis ....5-7 APPENDIX A. GENERAL TIMING CHART..A-1 E. SPECIFICATIONS .......A-9 B. SIGNALS AND ABBREVIATIONS ..A-2 1. Copier ........A-9 C. GENERAL CIRCUIT DIAGRAM ..A-5 2.

  • Page 6: Chapter 1 Maintenance And Inspection

    CHAPTER 1 MAINTENANCE AND INSPECTION A. Image Adjustment Basic Procedure non-AE, copy density at 5 Optimum Density Adjustment Pre-Check Checks on Solid Black Density Adjustment on Density Slope Start Is there a Is the density of Is the density difference in density between gray scale No.
  • Page 7 Adjusting the Slit Plate Note: • Use only the slit plate at the front. • If you must replace the drum unit, be sure to put the slit plate back to the white marking. 1) Turn off the power switch, and disconnect the power plug from the power outlet. 2) Remove the copyboard glass, and move the No.1 mirror mount to the center, where work is facilitated.
  • Page 8 B. Points to Note for Scheduled Servicing Copyboard/Scanning system Optical path Part tool/solvent work/remarks Part tool/solvent work/remarks Copyboard glass Alchol Cleaning Lens Brower brush Cleaning Original size sensor Blower blush Cleaning Dust-proofing Brower brush Cleaning Scanning lamp Lint-free paper Dry-wiping glass Reflecting plate Blower blush.

  • Page 9: Chapter 2 Standards And Adjustments

    CHAPTER 2 STANDARDS AND ADJUSTMENTS CHAPTER 2 STANDARDS AND ADJUSTMENTS A. Adjusting the Images Adjusting the Image Leading Edge Margin [3] No. 305 Select [3] No. 305 (leading edge margin adjustment) in service mode, and make adjustments so that the image leading edge margin is 2.5 ±1.5 mm when the Test Sheet is copied in Direct.

  • Page 10: Adjusting The Leading Edge Non-Image Width [3] No.306

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Leading Edge Non-Image Width [3] No. 306 Select [3] No. 306 in service mode (leading edge non-image width adjustment), and make adjustments so that the leading edge non-image width is 2.0 ±1.0 mm when the Test Sheet is copied in Direct.

  • Page 11: Adjusting The Trailing Edge Non-Image Width [3] No.307

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Trailing Edge Non-Image Width [3] No. 307 Select [3] No. 307 in service mode (trailing edge non-image width adjustment), and make adjustments so that the trailing edge non-image width is 2.5 ±1.5 mm when the Test Sheet is copied in Direct.

  • Page 12: Adjusting The Left/Right Registration

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Left-Right Registration Make adjustments so that the edges of the copy image and the copy are 0±1.5 mm from each other. (–) 0 ±1.5 mm Figure 2-4 Reference: 2nd side of 2-sided copy: 0 ±2.0 mm a.
  • Page 13 CHAPTER 2 STANDARDS AND ADJUSTMENTS b. Pick-Up from the Multifeeder Loosen the screw , and adjust the position of the tray. Figure 2-6 c. Pick-Up from the Paper Deck Remove the deck front cover, and loosen the screw (deck left/right); then, adjust the position of the latch assembly in front/rear direction.

  • Page 14: Adjusting The Image Left/Right Margin [3] No.308

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Image Left-Right Margin [3] No. 308 Select [3] No. 308 in service mode (left/right margin adjustment), and make adjustments so that the image left/right margin is 2.5 ±1.5 mm when the Test Sheet is copied in Direct.
  • Page 15 CHAPTER 2 STANDARDS AND ADJUSTMENTS b. Adjusting the Position of the Left/Right Margin Turn the screw, and make adjustments to suit the standards. • A clockwise turn moves the margin toward the front. • A counterclockwise turn moves the margin to the rear. •...

  • Page 16: Ae Adjustment

    CHAPTER 2 STANDARDS AND ADJUSTMENTS AE Adjustments If you have replaced the scanning lamp, AE sensor, or DC controller PCB, you must ∆ make the adjustments indicated by O; make the adjustments indicated by necessary. First, execute [4] No. 402 in service mode (AE auto adjustment) for automatic adjustments.
  • Page 17 CHAPTER 2 STANDARDS AND ADJUSTMENTS • AE Auto Adjustment [4] No. 402 In AE auto adjustment, adjustments are made so that the intensity of the lamp in AE mode matches the AE sensor output of manual copy density 5 in reference to copies of an original (Test Sheet) on the copyboard glass.
  • Page 18 CHAPTER 2 STANDARDS AND ADJUSTMENTS • Scanning Lamp Activation Voltage Auto Adjustment in AE Mode [3] No. 304 Making Adjustment 1) Start [3] in service mode, and select No. 304 using the keypad. • The indicator indicates ‘304’. 2) Press the OK key. •...
  • Page 19 CHAPTER 2 STANDARDS AND ADJUSTMENTS • Newspaper Original DC Bias Adjustment in AE Mode [3] No. 303 After executing No. 402 and No. 304, make a copy of a newspaper. If the copy is too dark or too light, make the following adjustments: Making Adjustments 1) Start [3] in service mode, and select No.

  • Page 20: Adjusting The Developing Bias Dc Component [3] No.302

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Developing Bias DC Component [3] No. 302 Make adjustments according to the Image Adjustment Basic Procedure. Making Adjustments 1) Start [3] in service mode, and select No. 302 using the keypad. • The indicator indicates ‘302’. 2) Press the OK key.

  • Page 21: Adjusting The Horizontal

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Horizontal Registration Paper Edge Sensor Position [3] No. 324 If a discrepancy is noted between front and rear margins on the second side of a two- sided copy, make the following adjustments: Making Adjustments 1) Start [3] in service mode, and select No.

  • Page 22: Adjusting The Trailing Edge Margin For Pick-Up From The Multifeeder [3] No.327

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Trailing Edge Margin for Pick-Up from the Multifeeder [3] No. 327 Make adjustments so that the trailing edge margin is 2.5 ±1.5 mm when free-size copying is executed using the multifeeder. 2.5 ± 1.5 mm Figure 2-12 Making Adjustments...

  • Page 23: Adjusting The Book Erasing Width [3] No.326

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Book Erasing Width [3] No. 326 Adjust the width that runs in the middle of an original in book erase mode. The Length of χ in Figure 2-13 may be changed. This mode does not allow changing the left/right edge of a book original. Book original χ...

  • Page 24: Exposure System

    CHAPTER 2 STANDARDS AND ADJUSTMENTS B. Exposure System Routing the Scanner Drive Cable Route the cable in the order indicated; then, adjust the tension of the cable and the position of the mirror. Note: Before starting the work, be sure to fix the No. 2 mirror mount temporarily in place to the front and rear side plates.

  • Page 25: Adjusting The Position Of The Mirror (Optical Path Length Between No.1 Mirror And No.2/No.3 Mirror)

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Position of the Mirror (optical path length between No. 1 mirror and No. 2/No. 3 mirror) 1) Remove the screw used to temporarily fix the No.2 mirror mount in position (both front, rear). 2) Loosen the four screws on the mirror positioning tool (FY9-3002-000), and extend the two arms fully;...
  • Page 26 CHAPTER 2 STANDARDS AND ADJUSTMENTS 5) Mount the fixing of the scanner cable to the No.1 mirror mount (both front and rear) with screws (rear) Figure 2-17 (front) Figure 2-18 2-18...

  • Page 27: Adjusting The Tension Of

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Tension of the Scanner Cable Loosen the binding screw, and align the tensioner plate to the line marked with a scribe in advance. Or, tighten the binding screw so that the wire spring and the hole in the side plate shown in Figure 2-19 is 0 to 3 mm when viewed from the front.

  • Page 28: Adjusting The Tension Of The Lens Drive Belt

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Tension of the Lens Drive Belt Move the lens motor support and fit it in place so that the reading of the spring gauge is 1000 ± 50g when motor support is pulled with a spring gauge in the direction of the arrow at the point indicated in Figure 2-20.

  • Page 29: Cleaning The No.5/No.6 Mirror

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Cleaning the No.5/No.6 Mirror a. Removing the Mirror Cleaning Tool 1) Remove the copyboard glass. 2) Remove the lens hood. 3) Remove the mirror guide plate. 4) Move the lens stage in enlargement direction. 5) Remove the screw , and remove the mirror cleaning tool Use the tool for cleaning the No.5/No.6 mirror.
  • Page 30 CHAPTER 2 STANDARDS AND ADJUSTMENTS c. Cleaning the No.6 Mirror 1) Remove the mirror cleaning tool. 2) Open the front door, and remove the developing assembly and the drum unit. 3) Remove the dust-proofing glass. 4) While keeping the mirror cleaning tool (sides A and B) against the lens mount, move it in the direction of the arrow to clean.

  • Page 31: Image Formation System

    CHAPTER 2 STANDARDS AND ADJUSTMENTS C. Image Formation System Orientation of the Scanning Lamp Install the scanning lamp so that the boss at the center (lamp ) faces in the direction of the arrow (mirror mount reverse direction), and the longer side is positioned so that the logo mark is at the front.

  • Page 32: Routing The Blank Shutter Cable

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Routing the Blank Shutter Cable Slide shutter Windtwice Windtwice Figure 2-29 2-24...

  • Page 33: Routing The Charging Wire

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Routing the Charging Wire <Primary charging wire> spring ring height adjusting block Figure 2-30 <Transfer charging wire> spring ring height adjusting block Figure 2-31 Note: Keep the following in mind: • Make sure that the charging wire is free of bends or twists and its gold-plating has not peeled.

  • Page 34: Stringing The Guide Wire

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Stringing the Guide Wire The guide wire is 0.148 mm in diameter. When stringing it, be sure to follow the order indicated in the figure. Figure 2-32 Adjusting the Height of the Charging Wire The height of the charging wire may be adjusted by turning the screw located behind the charging assembly.

  • Page 35: Position Of The Developing Assembly Magnetic Seal

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Position of the Developing Assembly Magnetic Seal Attach the magnetic seal firmly in contact with the opening shown in Figure 2-34. Magnetic seal Opening (butting reference) Figure 2-34 Be sure that the correct magnetic seal is used; different seals are used for the front and the rear.

  • Page 36: Pick-Up/Feeding System

    CHAPTER 2 STANDARDS AND ADJUSTMENTS D. Pick-Up/Feeding System Orientation of the Pick-Up Roller When installing the pick-up roller to the pick-up assembly, be sure that the round marking on the rubber portion is toward the front of the copier. • Use the brass-colored collar at the front. •...

  • Page 37: Orientation Of The Feeding Roller

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Orientation of the Feeding Roller When installing the feeding roller to the pick-up assembly, be sure that the gear on the feeding roller is at the rear of the copier. (front of copier) Figure 2-39 Adjusting the Pressure of the Separation Roller If double feeding or pick-up failure occurs during pick-up, adjust the position of the pressure spring of the separation roller:...

  • Page 38: Position Of The Pick-Up Roller Solenoid (Pick-Up Assembly; Sl1,Sl2)

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Position of the Pick-Up Roller Solenoid (pick-up assembly; SL1, SL2) Install the solenoid so that the pick-up roller arm shown in Figure 2-41 butts against the upper stay when the plunger of the solenoid is pushed in. Butted.

  • Page 39: Position Of The Pick-Up Guide Plate Cam (Multifeeder Assembly)

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Position of the Pick-Up Guide Plate Cam (multifeeder assembly) Adjust the engagement of the 26T gear 1 and 26T gear 2 so that the paper guide plate and the paper guide plate cam are as shown in Figure 2-43 when the solenoid plate is in contact with the claw of the control ring.

  • Page 40: Adjusting The Pressure Of The Separation Pad (Multifeeder Assembly)

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Pressure of the Separation Pad (multifeeder assembly) If double feeding or pick-up failure occurs during pick-up, adjust the position of the pressure spring of the separaiton pad. If double feeding occurs, move the spring holder toward If pick-up failure occurs, move the spring holder toward Figure 2-45 Routing the Drive Belt...

  • Page 41: Adjusting The Position Of The Horizontal Registration Solenoid

    CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Position of the Horizontal Registration Solenoid Move the position of the solenoid so that the link butts against the plate when the plunger of the solenoid is pushed in. Butted. Figure 2-47 2-33...

  • Page 42: Fixing System

    CHAPTER 2 STANDARDS AND ADJUSTMENTS E. Fixing System Points to Note When Installing the Fixing Heater a. Do not touch the surface of the heater. b. One of the terminals (lead wire ) of the sub heater is a round terminal .
  • Page 43 CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Nip (tightening the pressure adjusting nut) Use the bolt if the nip is not as indicated in Table 2-5. Feeding direction Center of copy paper Figure 2-51 Note: a and c represent points 10 mm from each edge of paper. Dimension Measurement Tracing paper...
  • Page 44 CHAPTER 2 STANDARDS AND ADJUSTMENTS 3) Start [4], and select No. 403 using the keypad. • The indicator indicates ‘403’. 4) Press the OK key. • The indicator indicates ‘NIP’. • Paper will be picked up from the multifeeder and delivered, enabling measurements as in Figure 2-51.
  • Page 45 CHAPTER 2 STANDARDS AND ADJUSTMENTS F. Electrical System Registering the Cassette/Multifeeder Paper Width Basic Setting [4] Perform the steps for the following: • If you have replaced the paper width detection VR (including the multifeeder) of the copier. • If you have adjusted the cassette front/rear registration. For each of the cassettes 1 and 2, paper width basic setting registration must be executed under both ‘STMTR’...
  • Page 46 CHAPTER 2 STANDARDS AND ADJUSTMENTS b. Multifeeder 1) Start [4] in service mode, and select No. 412 using the keypad. • The indicator indicates ‘412’. 2) Press the OK key. • The indicator indicates ‘A6’. 3) Set the manual guide plate of the multifeeder to A6R (105 mm). Guide Paper Guide...
  • Page 47 CHAPTER 2 STANDARDS AND ADJUSTMENTS <Reference> A4/A3 STMTR STMTR (139.7 mm) (210 mm) (297 mm) Paper width Figure 2-54 2-39...
  • Page 48 CHAPTER 2 STANDARDS AND ADJUSTMENTS Adjusting the Original Stop Position with the DF in Use [3] No. 325 START Place the AF Test Sheet (FY9-9081) on the original tray. Start the copier’s service mode [3]. Select ‘325’, and press the OK key. Press the OK key so that the Test Sheet will be stopped on the copyboard glass.
  • Page 49 CHAPTER 2 STANDARDS AND ADJUSTMENTS • A higer setting will move the original stop position to the left. (unit: 0.33 mm) Copyboard glass Copy paper Standard stop position = 0 ±1 mm Figure 2-55 Checking the Photointerrupters The copier photointerrupters may be checked using a convertional meter or its service mode.
  • Page 50 CHAPTER 2 STANDARDS AND ADJUSTMENTS • Copier + probe Voltage Display Name Checks reading Service indication on meter mode J113-2B Move the When the scanner by scanner is at No.212 Scanner home hand while in home position. position sensor standby. (SCHP) When the scanner is not at...
  • Page 51 CHAPTER 2 STANDARDS AND ADJUSTMENTS + probe Voltage Display Name Checks reading Service indication on meter mode J117-13B Place a stack When paper is of two to three inserted. No.206 Pre-registration sheets of paper paper sensor in the registra- (PDP3) When paper is tion front guide not inserted.
  • Page 52 CHAPTER 2 STANDARDS AND ADJUSTMENTS + probe Voltage Display Name Checks reading Service indication on meter mode PS15 Remove the When paper is J117-5B horizontal present. Horizontal No.209 registration unit registration roller assembly, and home position install J50, J53, sensor (HRHP) When paper is and J85.
  • Page 53 CHAPTER 2 STANDARDS AND ADJUSTMENTS + probe Voltage Display Name Checks reading Service indication on meter mode J104-2A PS101 Set the When the cas- cassette 1 to sette is present. No.219 Cassette 1 paper A4/LTR, and length sensor 1 When the cas- set it to the (C1SZ1) sette is not...
  • Page 54 CHAPTER 2 STANDARDS AND ADJUSTMENTS • Paper deck pedestal + probe Voltage Display Name Checks reading Service indication on meter mode J107-6 Open the When the right pedestal right door is opened. No.233 Right door open door while in sensor (RDOD*) When the right standby.

  • Page 55: Chapter 3 Arrangement/Functions Of The Electrical Parts

    CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS...

  • Page 56: Sensors

    CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS A. Sensors PS18 PS11 PS15 SVR3 PS20 PS16 PS10 PS17 PS14 PS19 PS13 TSW1 PS12 SVR1 SVR2 PS102 PS101 PS104 PS103 Figure 3-1...
  • Page 57 CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS Symbol Name Notation Function Photointerrupter Scanner home position detection Cassette 1 paper detection Cassette 1 lifter detection Cassette 2 paper detection Cassette 2 lifter detection Multifeeder paper detection Vertical path roller 1 paper detection Vertical path roller 2 paper detection Pre-registration paper detection PS10...

  • Page 58: Switches Clutches, And Solenoids

    CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS B. Switches, clutches, and solenoids MSW2 MSW1 CNT1 CNT2 Figure 3-2...
  • Page 59 CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS Symbol Name Notation Function Switch Power switch MSW1 Wire cleaner home position detection MSW2 Wire cleaner rear position detection Service switch Push switch DSW1 Door switch Circuit breaker AC power line overcurrent detection Counter CNT1 Total copy counter...

  • Page 60: Heaters, Lamps, And Motors

    CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS C. Heaters, lamps, and motors Figure 3-3...
  • Page 61 CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS Symbol Name Notation Function Scanning lamp Lamp Pre-exposure lamp Heater Fixing main heater Fixing sub heater Drum heater Motor Main motor Scanning motor Lens motor Hopper motor Horizontal registration motor Delivery motor Lower feeder motor Blank shutter motor Cassette 1 lifter motor Cassette 2 lifter motor...

  • Page 62: Pcbs

    CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS D. PCBs Figure 3-4...
  • Page 63 CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS Ref. Name Description AE sensor Original density detection Original size detection 1 Original size detection 1 Original size detection 2 Original size detection 2 (for AB-configuration) Original size detection 3 Original size detection 3 Original size detection 4 Original size detection 4 (for AB-configuration) Original size detection 4...

  • Page 64: Paper Deck Pedestal-M1

    CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS E. Paper deck pedestal-M1 Figure 3-5 3-10...
  • Page 65 CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS Function Symbol Name Notation Photointerrupter Right door open/closed detection Vertical path roller 3 paper detection Deck vertical path roller paper detection Deck paper detection Deck lifter position detection Deck lifter upper limit detection Deck open/closed detection Motor Pedestal motor...

  • Page 66: Variable Resistors, Light-Emitting Diodes, And Check Pins By Pcb

    CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS F. Variable Resistors, Light-Emitting Diodes, and Check Pins by Of the variable resistors (VR), light-emitting diodes (LED), and check pins found, those that may be used in the field are discussed: Note: 1. Some LEDs emit dim light because of leak current when OFF; this is a normal condition and should be kept in mind.
  • Page 67 CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS 1. DC Controls PCB 6 B8 B1 1 J107 J108 J105 J106 IC 103 VR101 IC 124 J115 SW101 Figure 3-6 AB/Inch-configuration Inch-configuration AB-configuration SW101-1 4R4E/ 4R4E 4R3E 4R3E SW101-2 SW101-3 SW101-4 Table 3-1 3-13...
  • Page 68 CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS 2. HVT VR403 VR301 VR101 VR302 Figure 3-7 3. Lamp Regulator PCB J601 J603 J602 Figure 3-8 3-14...
  • Page 69 CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS 4. Motor driver 1 PCB J206 J201 J202 Figure 3-9 5. Motor driver 2 PCB J953 J954 J952 Figure 3-10 3-15...
  • Page 70 CHAPTER 3 ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS 6. Pedestal controller PCB (Paper deck pedestal) IC101 J110 Figure 3-11 3-16...

  • Page 71: Chapter 4 Service Mode

    CHAPTER 4 SERVICE MODE CHAPTER 4 SERVICE MODE A. Outline The copier’s service mode consists of the following six: Mode Description Control/display mode I/O display mode Adjustment mode Function mode Optional settings mode Counter mode Table 4-1...
  • Page 72 CHAPTER 4 SERVICE MODE B. Using Service Mode 1. Starting Service Mode 1) Open the front door, and insert the door switch actuator into the door switch assembly. • To make checks in ‘I/O display mode’, for example, make the appropriate copying mode settings before starting service mode.
  • Page 73 CHAPTER 4 SERVICE MODE C. Using Adjustment Mode and Optional Setting Mode Adjustment mode and the optional setting mode are used to simulate the operations activated by the conventional variable resistors and switches by storing the settings made on the control panel in the RAM on the DC controller PCB. Figure 4-2 is the label attached behind the copier’s front door.
  • Page 74 CHAPTER 4 SERVICE MODE D. Control/Display Mode [1] To start control/display mode, press ‘1’ (keypad) and the OK key in sequence. To select an item, press the number (keypad) and the OK key in sequence. To delete an item, press the Clear key. •...
  • Page 75 CHAPTER 4 SERVICE MODE No. 109 Displaying the Jam History The copier retains a history of as many 40 jams (most recent). 1) While the display indicates ‘109’, press the OK key. • The display shows the jam history number. •...
  • Page 76 CHAPTER 4 SERVICE MODE For example, if the 13th most recent jam was a pre-registration roller delay jam picked up from the copier’s cassette 1 (copy paper size of A4, soft count of 63021). Enter ‘13’ using the keypad. The display shows jam location. (0: copier) (Table 4-2) The display shows the jam code.
  • Page 77 CHAPTER 4 SERVICE MODE • Jam Location Copier Sorter Pedestal Table 4-2 • Details of Copier Jam Code Notation Type of jam Sensor Vertical path 2 delay jam (Cassette 2 pick-up delay) Vertical path 1 delay jam (Cassette 1 pick-up delay) Pre-registration roller delay jam Separation delay jam PS10...
  • Page 78 CHAPTER 4 SERVICE MODE • Details of DF Jam Codes Notation Type of jam Model Original pulled out during pick-up RDF/ADF Pick-up sensor delay jam RDF/ADF Registration sensor delay jam RDF/ADF Registration sensor stationary jam Registration sensor double feeding RDF/ADF Registration sensor error (failing to detect leading edge of original during pick-up) Registration sensor failure...
  • Page 79 CHAPTER 4 SERVICE MODE • Details of Pedestal Jam Codes Notation Type of jam Sensor Deck pick-up delay PS2/PS3 Deck pick-up timing Table 4-6 • Pick - Up Location Cassette 1 Cassette 2 Paper deck Multifeeder assembly Table 4-7...
  • Page 80 CHAPTER 4 SERVICE MODE • Paper size Notation Original size (unit: mm) 148 × 210 182 × 257 210 × 297 257 × 182 297 × 210 330 × 216 FOOLSCAP 364 × 257 381 × 279 COMPUTER 420 × 297 140 ×...
  • Page 81 CHAPTER 4 SERVICE MODE Description Remarks The display can show as many as Indicates the results of the copier’s self diagnosis. three previous error histories. Select, for example, ‘1’ (The indicator indicates ‘-1’), ‘-2’, and ‘-3’ using the zoom (+)/(-) key and then the OK key to find out the codes for the first, second, and third most recent errors.
  • Page 82 CHAPTER 4 SERVICE MODE • Details of Copier Alarm Codes Notation Description Cassette 1 lifter fails to move up. Cassette 2 lifter fails to move up. Table 4-9 • Details of DF Alarm Codes Notation Description The re-circulating lever has swung idly. The original end sensor do not detect an original.
  • Page 83 CHAPTER 4 SERVICE MODE • Details of Pedestal Alarm Codes Notation Description The deck lifter fails to move up. Table 4-12 • Details of E002 (detection temperature) Service mode otation Description temperature ~ 40 40 ~ 75 75 ~ 100 100 ~ 120 120 ~ 140 140 ~ 160...
  • Page 84 CHAPTER 4 SERVICE MODE Description Remarks Indicates the output value of the paper 0 to 255 width sensor of the multifeeder. Indicates the paper width of the unit: mm multifeeder. Indicates the output value of the paper 0 to 255 width sensor of the cassette 1.
  • Page 85 CHAPTER 4 SERVICE MODE Description Remarks Indicates the output of the original size When the original size sensor sensors 1, 2, 3, and 4. detects an original, some LED lamps of the display turn on. (See Figure4-3.) Indicates the keys of the control panel. (See p.4-16.) Indicates the original size detected by the A code is indicated to represent the...
  • Page 86 CHAPTER 4 SERVICE MODE • No. 134 Control panel’s key check 1) Select No. 134, and press the OK key. • The indicator indicates ‘–––’ 2) After pressing all the keys on the control panel one by one, press the OK key. •...
  • Page 87 CHAPTER 4 SERVICE MODE Code Code User mode key Zoom key (+) OK key Zoom key (-) Reset key Page Separate key Image Compose key ID key Odd/Even key Keypad 1 Keypad 2 Mode Memory key Bind Margin key Keypad 3 Frame Erase key Keypad 4 Keypad 5...
  • Page 88 CHAPTER 4 SERVICE MODE Size Detection (AB-configuration feeding direction only, no default) Notation Original size (unit: mm) 148 × 210 182 × 257 210 × 297 257 × 182 297 × 210 330 × 216 FOOLSCAP 364 × 257 381 × 279 COMPUTER 420 ×...
  • Page 89 CHAPTER 4 SERVICE MODE E. I/O Display Mode [2] To start I/O display mode, press ‘2’ (keypad) and the OK key in sequence. To select an item, press the number (keypad) and the OK key in sequence. To delete an item, press the Clear key. •...
  • Page 90 CHAPTER 4 SERVICE MODE • Description Signal Remarks Jack (adress) 1 - a Scanner cooling fan (FM1) SCFD* 1:FM1 ON J102-A4 drive signal 1 - b Main motor (M1) drive signal 1:M1 ON J106-3 1 - c Pre-exposure lamp (LA2) PEXP* 1:LA2 ON J113-A4...
  • Page 91 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a Right door sensor (PS18) RDC* 0:door closed J116-A11 signal 1 - b Multifeeder paper sensor MFPD* 0:paper present J104-B6 (PS6) signal 1 - c Cassette 1 paper sensor C1PD 1:paper present J116-A8...
  • Page 92 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a Signal from master CPU to DPREQ – – slave CPU – 1 - b – – – 1:Scanning 1 - c Lamp ON signal LMPON J103-A8 lamp ON –...
  • Page 93 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a Static eliminator / fixing roller SFON* 1:Sp / FB ON J114-B11 bias ON signal 1 - b Developing DC bias ON DPON* 1:Dp (DC bias) J114-B6 signal 1 - c Developing AC bias ON ACON* 1:Dp (AC bias)
  • Page 94 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a Lower feeder outlet paper PDP7 0:paper present J108-2 sensor (PS13) signal 1 - b Lower feeder inlet paper PDP6* 0:paper present J109-B7 sensor (PS12) signal 1 - c Horizontal registration paper PDP8 1:paper present...
  • Page 95 CHAPTER 4 SERVICE MODE • Master Description Signal Remarks Jack (adress) 1 - a – – – – 1 - b Delivery motor current control DMI1 – J114-A14 signal 1 1 - c Delivery motor current control DMI2 – J114-A13 signal 2 1 - d –...
  • Page 96 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a Horizontal registration clutch HRCD* 0:CL8 0N J103-A3 (CL8) drive signal 1 - b Lower feeder outlet clutch LFCD* 0:CL7 0N J103-A5 (CL7) drive signal 1 - c Horizontal registration HRSD* 0:SL7 0N J117-B10...
  • Page 97 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a Horizontal registration motor HRCLK – J106-B6 (M5) clock signal 1 - b Horizontal registration motor HRRON 0:CCW J106-B7 (M5) rotation signal 1:CW 1 - c Horizontal registration motor 1:M5 ON J106-B8 (M5) drive signal...
  • Page 98 CHAPTER 4 SERVICE MODE • Description Signal Remarks Jack (adress) 1 - a Pedestal control signal 0 FEED-STOP – J112-A1 1 - b Pedestal control signal 1 FACE-DOWN – J112-A2 1 - c – – – – 1 - d –...
  • Page 99 CHAPTER 4 SERVICE MODE • Slave Description Signal Remarks Jack (adress) 1 - a Internal PCB signal – – – 1 - b Segment signal SEG0 – J110-A1 1 - c Segment signal SEG1 – J110-A2 1 - d Segment signal SEG2 –...
  • Page 100 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a – – – – 1 - b Original size sensor 2 (PS22) SIZE1 1:Original J103-B5 signal present 1 - c Original size sensor 3 (PS23) SIZE2 1:Original J103-B8 signal present 1 - d...
  • Page 101 CHAPTER 4 SERVICE MODE • PAPER DECK PEDESTAL - M1 Description Signal Remarks Jack (adress) 1 - a – – – – 1 - b – – – – 1 - c – – – – 1 - d – –...
  • Page 102 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a – – – – 1 - b – – – – 1 - c – – – – 1 - d – – – – 1 - e –...
  • Page 103 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a – – – – 1 - b – – – – 1 - c – – – – 1 - d Vertical path roller 3 paper PS2D 1:paper present J107-9 sensor (PS2) signal 1 - e...
  • Page 104 CHAPTER 4 SERVICE MODE • ADF - E1 Description Signal Remarks Jack (adress) 1 - a Separation motor (M4) drive SMD* 0:M4 ON J4-6 signal 1 - b Original set indicator LED DSD* 0:LED ON J4-4 signal 1 - c Brake (BK) drive signal BKD* 0:BK ON...
  • Page 105 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a Communication signal – – – 1 - b Communication signal – – – 1 - c Communication signal – – – 1 - d Belt motor clock sensor (S5) BMCLK –...
  • Page 106 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) – Registration sensor (S2) PDP3 in hex notation J5-15 signal (AD1) – Origianal sensor (S1) signal J10-3 (AD2) – – – – (AD3) – Pick-up sensor (S3) signal PDP1 J5-4 (AD4) –...
  • Page 107 CHAPTER 4 SERVICE MODE • RDF-F1 Description Signal Remarks Jack (adress) 1 - a Re-circulating motor drive RMD* 1:ON J8-6 signal Original set indicator LED ON 1 - b DSD* 1:ON J8-4 signal 1 - c Clutch drive signal CLD* 1:ON J13-2 1 - d...
  • Page 108 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a Reversal sensor signal PDP5 1:original J9-17 present 1 - b Pick-up roller sensor signal PUSP 1:roller at HP J9-8 1 - c Pick-up sensor signal PDP1 1:original J9-14 present 1 - d Delivery sensor signal...
  • Page 109 CHAPTER 4 SERVICE MODE • Sorter-E1 Description Signal Remarks Jack (adress) 1 - a Serial clock for EEPROM EESCK – – 1 - b Serial output data EEPROM EED1 – – 1 - c Chip select signal for EEP- EECS 1:ON –...
  • Page 110 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a – – – – 1 - b Feeding motor (M1) FMA/FMB 0:CW – CW/CCW signal 1 - c Feeding motor (M1) current FMCCC1 – – switching signal 1 1 - d Feeding motor (M1) current FMCCC2...
  • Page 111 CHAPTER 4 SERVICE MODE • Stapler Sorter - D2 Description Signal Remarks Jack (adress) 1 - a Staple door open signal SPLOPN 1:open J3-7 1 - b Joint switch open signal 1:open J3-5 1 - c Lead cam home position LCHP 1:at HP J8-3...
  • Page 112 CHAPTER 4 SERVICE MODE Description Signal Remarks Jack (adress) 1 - a – – – – 1 - b Staple absent LED ON signal STEMP* 0:staple absent J7-10 1 - c – – – – 1 - d Staple ready indicator signal SPLOK* 0:LED ON J10-4...
  • Page 113 CHAPTER 4 SERVICE MODE F. Adjustment Mode [3] To start adjustment mode, press ‘3’ (keypad) and the OK key in sequence. To select an item, press the number (keypad) and the OK key in sequence. To change the setting, press the number (keypad) or the zoom (+)/(-) key and the OK key in sequence.
  • Page 114 CHAPTER 4 SERVICE MODE Description Remarks Settings Cassette 1 paper width Use the keypad. 0~255 detection reference point 1 Cassette 1 paper width 0~255 Use the keypad. detection reference point 2 Cassette 2 paper width 0~255 Use the keypad. detection reference point 1 Cassette 2 paper width 0~255 Use the keypad.

  • Page 115: Function Mode [4]

    CHAPTER 4 SERVICE MODE G. Function Mode [4] To start function mode, press ‘4’ (keypad) and the OK key in sequence. To select an item, press the number (keypad). • To exeute the mode, press the OK key. Note: You must make sure that the copier is in standby state before executing any of the items.
  • Page 116 CHAPTER 4 SERVICE MODE Description Remarks Use it to check the operation of the blank Place two sheets of A4 copy shutter motor. paper on the multifeeder tray, and open the copyboard cover. Press the OK key so that the blank shutter will shift and two copies will be made.

  • Page 117: Optional Settings [5]

    CHAPTER 4 SERVICE MODE H. Optional Settings Mode [5] To start optional settings mode, press ‘5’ (keypad) and the OK key in sequence. To select an item, press the number (keypad) and the OK key in sequence. To change the setting, press the Zoom (+) / (-) key and the OK key. To delete an item, press the Clear key.
  • Page 118 CHAPTER 4 SERVICE MODE Function Remarks Description Use it to turn on/off the Enable/disable the function on: Enable auto energy auto energy saver saver function. as necessary. function. off: Disable auto energy saver function. Use it to switch the -1: AB-configuration You have to select the copi- copier’s operation mode er’s operation mode when...

  • Page 119: Counter Mode [6]

    CHAPTER 4 SERVICE MODE I. Counter mode [6] To start counter mode, press ‘6’ (keypad) and the OK key in sequence. To select an item, press the number (keypad) and the OK key in sequence. • To initialize the counter, select the appropriate item; then, press the user mode key and the OK key in sequence.
  • Page 120 CHAPTER 4 SERVICE MODE • Counter indicator Turn on the indicators on the indication section one by one until the count value is indicated. (up to 8 digits) The display changes sequentially at intervals of 700 msec. Example ; count: 751320 4-50...
  • Page 121 CHAPTER 5 SELF DIAGNOSIS CHAPTER 5 SELF DIAGNOSIS The microprocessor on the copier’s DC controller is equipped with a function that checks the condition of the copier (particularly, its sensors). The microprocessor runs a check at such times as programmed and indicates an error code or executes error auto power-off or error shut-off upon detection of an error.
  • Page 122 CHAPTER 5 SELF DIAGNOSIS Code Cause Description •Thermistor (TH1; poor •The temperature drops to 100°C or less contact, open circuit) after reaching a specific temperature. •Heater (H1, H2; open circuit) (Notes 1, 2) E003 •Thermal switch (TS1; open When an error associated with ‘E003’ is circuit) detected, the copier turns off the power •SSR (faulty)
  • Page 123 CHAPTER 5 SELF DIAGNOSIS Code Cause Description •Horizontal registration paper The horizontal registration paper edge edge sensor (PS16; faulty) signal (HRPD) is not generated within •Horizontal registration motor E053 10 sec after the power switch is turned (M5; faulty) •Motor driver 1 PCB (faulty) •DC controller PCB (faulty) •Wire cleaner home position The other switch is not turned on within...
  • Page 124 CHAPTER 5 SELF DIAGNOSIS Code Cause Description •Blank shutter motor (M8; •The blank shutter home position signal faulty) (BLHP) is not generated within 7 sec •Blank shutter home position after the power switch has been turned E224 sensor (PS20; faulty) •Motor driver 2 PCB (faulty) •The blank shutter home position signal •DC controller PCB (faulty)
  • Page 125 CHAPTER 5 SELF DIAGNOSIS B. Pedestal Self Diagnosis Code Cause Timing •Pedestal motor (M1; faulty) The motor clock signal is not input E901 •Pedestal controller PCB within 1 sec after pedestal motor drive (faulty) signal has been generated.
  • Page 126 CHAPTER 5 SELF DIAGNOSIS C. RDF/ADF Self Diagnosis Code Cause Timing •Communication (error; data, The communication with the copier has E400 with copier) been disrupted for 5 sec or more. (Check are made at all times.) •A flag is attached to the spindle of the •Pick-up motor (fails to rotate) pick-up motor, and the rotation of the •Pick-up roller sensor (faulty)
  • Page 127 CHAPTER 5 SELF DIAGNOSIS D. Sorter Self Diagnosis Code Cause Timing •CPU or communication IC An error has occurred in the E500 on sorter controller (faulty) communication between the sorter and the copier. •Feeder motor (fails to rotate) The clock signal from the motor remains E510 off for 250 msec.
  • Page 128 APPENDIX A. GENERAL TIMING CHART • A4, 2 Copies, Continuous Power switch COPY START key 175 C/347F 190 C/374F WMUP WMUPR STBY INTR SCFW SCRV SCFW SCRV LSTR STBY 5sec Main motor (M1) Fixing main heater (H1) Fixing sub heater (H2) Pre-exposure lamp (LA2) Primary / Transfer corona bias Developing bias DC component...
  • Page 129 B. SIGNALS AND ABBREVIATIONS What follows below is a list of signals and abbreviations used in the chapters of the manual and circuit diagrams. The abbreviations within parentheses represent analog signals, which cannot be expressed in terms of ‘1’ or ‘0’. 1.
  • Page 130 PDP6 PAPER DETECTION signal 6 PDP7 PAPER DETECTION signal 7 PDP8 PAPER DETECTION signal 8 PEXP PRE-EXPOSURE LAMP LIGHT command PS2D VERTICAL PASS ROLLER 3 PAPER DETECTION signal PTON PRIMARY/TRANSFER CORONA CURRENT ON command PWOFF POWER SWITCH OFF command RIGHT DOOR CLOSED signal RDOD RIGHT DOOR OPEN signal RGCD...
  • Page 131 A-4 / A8...
  • Page 132 APPENDIX E. SPECIFICATIONS 1. Copier a. Type Body Desk-top Copyboard Fixed Light source Halogen lamp (300 W, 120 V; 340 W, 220/240 V) Lens Zoom lens Photosensitive OPC (φ30) medium b. System Reproduction Indirect electrostatic Charging Corona Exposure Slit (moving scanner) Copy density Automatic (AE) or manual adjustment...
  • Page 133 10-min increments; may be disabled in service mode) ADF-E1 Accessories RDF-F1 Paper Deck Pedestal-M1 MS-B1 Sorter-E1 Stapler Sorter-D2 11”x17”=279.4x431.8mm, STMT=139.7x215.9mm Canon-recommended paper. Be sure to remove curling. Be sure to separate sheets before setting on the multifeeder tray. A-10...
  • Page 134 APPENDIX Item Specifications Temperature 7.5°C / 45.5F to 32.5°C / 90.5F Operating Humidity 5% to 85% RH environm Atmospheric 608 hPa to 1013 hPa (0.5 to 1 atm) pressure Serial numbers 120V 60Hz NHE XXXXX 120V 60Hz NHF XXXXX (Taiwan) Power supply 220/240V...
  • Page 135 APPENDIX Inch Direct Reduce I 1:0.500 1:0.500 Reduce II 1:0.707 1:0.647 Reduce III 1:0.816 1:0.733 Copying Reduce IV 1:0.865 1:0.786 ratio Enlarge I 1:1.154 1:1.214 Enlarge II 1:1.224 1:1.294 Enlarge III 1:1.414 1:2.000 Enlarge IV 1:2.000 Zoom 49 ~ 204% in 1% increments Table A-201 Preset Ratios A-12...
  • Page 136 APPENDIX • Pick-Up from Cassette 1 Copying ratio Copy size(mm) Copies (297 × 420) (210 × 297) (148 × 210) (257 × 364) Direct (182 × 257) (297 × 210) (210 × 148) (257 × 182) → 1:0.500 → 1:0.707 →...
  • Page 137 APPENDIX • Pick-Up from Cassette 1 Copying ratio Copy size* Copies 11” × 17” Direct LTRR STMT STMTR LGL → LTRR 1:0.786 11” × 17” → LGL 1:0.733 11” × 15” → LTRR Reduce 11” × 17” → LTRR 1:0.647 11”...
  • Page 138 By relocating partition plate in increments Power supply Not provided (DC power supplied from copier) Weight 46kg / 101 lb Width 610mm / 24.0” Dimensions Depth 608mm / 23.9” Height 414mm / 16.3” Canon-recommended paper. LTR=215.9x279.4mm Specifications subject to change without notice A-15...
  • Page 140 This publication is printed on 70% reprocessed paper. PRINTED IN JAPAN (IMPRIME AU JAPON)

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