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Canon 1000 Service Manual

Canon 1000 Service Manual

Color laser copier
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COLOR LASER
COPIER
1000/1000S/3100
REVSION 2
MAY 2001
COPYRIGHT © 2001 CANON INC.
FY8-13E3-020
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)

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  • Page 1 COLOR LASER COPIER 1000/1000S/3100 REVSION 2 FY8-13E3-020 MAY 2001 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 2 IMPORTANT THE INFORMATION CONTAINED HEREIN IS PUBLISHED BY CANON, INC., JAPAN, AND IS FOR REFERENCE USE ONLY. SPECIFICATIONS AND OTHER INFORMATION CONTAINED HEREIN MAY VARY SLIGHTLY FROM ACTUAL MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED MATTER. ANY QUESTIONS REGARDING INFORMATION CONTAINED HEREIN SHOULD BE DIRECTED TO THE COPIER SERVICE DEPARTMENT OF THE SALES COMPANY.
  • Page 3 INTRODUCTION This Service Manual provides basic facts and figures needed to service the plain-paper Color Laser Copier 1000/1000S/3100 in the field. The Color Laser Copier 1000/1000S/3100 may be configured with the following system devices: Preview Monitor/Preview Monitor Board RDF-E1 Editor F1...
  • Page 4 All service persons are expected to be thoroughly familiar with the contents of this Service Manual, the Service Handbook, and Service Information bulletins and be ready to respond to the needs of the user promptly. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 5 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 © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 6: System Configuration

    [10] PS-IPU III [11] IPU II [12] Film Scanner III [13] Copy Data Controller A1 (not available in some areas) [14] ED Board A1 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 7: Table Of Contents

    G. Image Position Correction ....3-74 Scanning Lamp ....... 3-34 IMAGE FORMATION SYSTEM ..... 3-84 III. IMAGE PROCESSING SYSTEM ..3-36 A. Outline ..........3-84 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 8 C. Fixing Lower Cleaning Assembly .. 4-103 C. Replacing the Separation Paper Fixing Oil Application Unit ..... 4-105 Guide Static Eliminating Wire ..4-55 ELECTRICAL SYSTEM ....... 4-107 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 9 Electrical ADJUSTMENT ....7-42 E. Fans ..........7-164 III. TROUBLESHOOTING IMAGE Motors ........... 7-166 PROBLEMS ........... 7-52 G. PCBs ..........7-168 A. Initial Checks ........7-52 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 10 GENERAL CIRCUIT DIAGRAM ... A-11 HVT CIRCUIT DIAGRAM ..... A-70 DC CONTROLLER CIRCUIT SPECIAL TOOLS ........A-82 DIAGRAM ..........A-15 SOLVENTS AND OILS ......A-84 viii COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 11 D. Others ..........1-5 B. Cross Section ........1-13 III. LASER AND SAFETY MEASURES ..1-9 C. Control Panel ........1-15 A. DHHS ..........1-9 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 13: Chapter 1 General Description

    Board A1 provides such complex creative functions as framing, gradation, and freehand. Full line-up of options. A large number of options are designed for the CLC1000, including the Preview Monitor, RDF, and IPU-II. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 14: Specifications

    Static retention (concurrent with Y transfer) Transfer Blade (transfer belt) Separation Static Drum Cleaning Blade Fixing Heat roller (700 W, upper; 500 W, lower) Table 1-202 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 15: Performance

    Trailing edge: 2.5 mm ±1.5 mm Trailing edge: 2.5 mm ±2.0 mm Main scanning direction 400 dpi Sub scanning direction 400 lpi Table 1-203 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 16 Text/photo level Adjustment of text/photo separation (7 steps) Zoom fine adjustment Provided Cleaning Provided Transparency holder memory Provided Thin paper source memory Provided Table 1-203 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 17: Others

    Avoid direct rays of the sun. Dimensions See Figure 1-201. Weight 486.7 kg (body only) Copyboard (3.7 kg) Editor (4.9 kg) Paper Deck (25.5 kg) Table 1-205 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 18 (w/ projector) 2013mm (w/ paper deck) 2476mm (w/ sorter) Height 1000 mm (w/ copyboard cover) 1172 mm (w/ RDF-E1) 1422 mm (w/ projector) Figure 1-201 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 19 B4 → B5R B5R → B4 B4 → A4R A5 → A3 0.815 2.000 A3 → B4 0.865 — 4.000 A4R → B5R Table 1-206 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 20 A higher fixing speed decreases the shine, producing a matte effect. On the other hand, a lower fixing speed increases the shine, producing a glossy effect. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 21: Laser And Safety Measures

    LASER KLASSE 1 PRODUCTO LASER DE CLASE 1 APPARECCHIO LASER DI CLASSE 1 IN ACCORDO CON LA NORMA CEI 76-2 Figure 1-301 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 22: Points To Note When Handling The Laser Unit

    LASERSTRÅLNING NÅR DENNA DEL ÅR ÖPPNAD. BETRAKTA EJ STRÅLEN. ADVARSEL! LASER STRÅLING, NÅR DENNE ER ÅBEN. UNDGÅ BESTRÅLING. FS6-8030 ADVARSEL LASERSTRÅLING NÅR DEKSEL ÅPNES. UNNGÅ EKSPONERING FOR STRÅLEN. Figure 1-303 1-10 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 23: Names Of Parts

    Hopper cover (toner supply opening) [10] Cassette 2 Multifeeder [11] Front cover (left) Paper deck (option in Japan) [12] Copy tray Figure 1-401 1-11 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 24 [3] Front cover switch Fixing/delivery/reversing unit [4] Hopper assembly [10] Fixing oil bottle [5] Transfer unit [11] Document holder [6] Duplexing unit Figure 1-402 1-12 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 25: Cross Section

    [49] [51] [53] [33] [35] [37] [39] [41] [43] [45] [47] [55] [59] [56] [60] [57] [61] [58] [62] [40] [63] Figure 1-403 1-13 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 26 Cassette 2 [44] Duplexing unit [45] Polishing roller [46] Oil removing roller [47] Cassette 1 [48] Pick-up roller [49] Feeding roller [50] Separation roller 1-14 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 27: Control Panel

    [10] Call key Press it to recall up to three previous copying modes. [11] Pilot lamp Glows green when power is turned on. Table 1-401 1-15 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 28 [1]. • If horizontal, orient it so that the white triangle at the corner is front right [2]. Figure 1-405 1-16 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 29: I. Fixing (Step 7)

    G. Retention/Transfer (step 5) ....2-6 III. LIMITATIONS ......... 2-12 H. Separation (step 6) ......2-7 A. Outline ..........2-12 Fixing (step 7) ........2-7 B. Characteristics ......... 2-12 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 31: Chapter 2 Copying Process

    Pre-exposure assembly lamp Pre-primary charging Surface assembly potential sensor Developing assembly Photosensitive Photosensitive drum drum cleaner SALT sensor Transfer blade Transfer belt Figure 2-101 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 32 4. Development Delivery Manual feeding 7. Fixing 6. Separation 5. Transfer Registration 5. Retention/transfer Paper deck Duplexing tray Cassette 1 Cassette 2 Figure 2-102 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 33: Static Latent Image Formation Block

    -500 density. Dark area (white on original) -1000 Pre-exposure Primary charging Image exposure (step 1) (step 2) (step 3) Figure 2-103 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 34: Primary Charging (Step 2)

    4 (development). specific drum surface potential. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 35: Development (Step 4)

    COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 36: Retention/Transfer (Step 5)

    (Y), transfer occurs at the same time as when the paper is drawn to the transfer belt by the work of transfer charges. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 37: Separation (Step 6)

    The upper fixing roller is cleaned by a cleaning web, and the lower fixing roller is cleaned by a cleaning web and a cleaning blade. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 38: Photosensitive Drum Cleaning

    The collected toner is moved by the waste toner feeding screw to the rear of the copier and is collected in the waste toner case. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 39: Auxiliary Process

    COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 40: Grounding Roller

    *Actually, by applying negative charges. 2-10 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 41: Transfer Belt Cleaning

    Roughens the surface of the transfer belt to prevent adhesion of oil from the transfer belt to the photosensitive drum. And removes paper lint on the transfer belt. 2-11 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 42: Limitations

    These limitations, however, have been solved to a point where they will not present appreciable problems by controlling the image processing by the scanner unit. 2-12 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 43 G. Image Position Correction ....3-74 B. Protection Mechanisms for the IMAGE FORMATION SYSTEM ..... 3-84 Power Supply Circuits ....3-201 A. Outline ..........3-84 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 45: Basic Mechanisms

    Manual Pre-fixing feeding Pick-up feeding control Holding tray Pre-holding tray feeding Fixing Upper cassette Paper deck Copy tray Lower cassette Pick-up/feeding block Figure 3-101 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 46: Outline Of Electrical Circuitry

    Charging assembly Developing bias Pick-up motor Laser scanner motor, Laser scanner motor driver PCB Paper deck Pre-exposure lamp Motor, Fan, Clutch, Solenoid Figure 3-102 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 47: Inputs To And Outputs From Major Pcbs

    Laser driver M PCB J 1301BK J 1301M Laser M Laser K J 2103 J 2105 BD-K PCB BD-M PCB J 3251M J 3251BK Figure 3-103 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 48 4 FM13D* FM13 turns ON. Lamp regulator (CVR) J 6230 Scanning lamp See Chapter 3. (original exposure system) J 1305A Figure 3-104 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 49 See the Service Manual To projector for the projector. J 1305A See the Service Manual To RF-E1 for the RF-E1. J 1306B Figure 3-105 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 50 J 2214B - 6 When paper is at PS9, '1'. Holding tray front feeding (when light-blocking plate is at PS9) PS9DT sensor 2 PS 9 Figure 3-106 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 51 J 6111 - 1 Transfer belt edge When edge detection lever (rear) of PS20DT sensor 4 (rear) transfer belt is at PS20, '1'. PS 20 Figure 3-107 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 52 J2224A - 4 Holding tray When paper is at PS30, '1'. PS 30DT paper sensor 1 (when light-blocking plate is at PS30) PS 30 Figure 3-108 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 53 PS101 Cassette 1 Detects paper length based on C1SZ0 SEU 1 paper length sensor unit combination of various input signals. C1SZ0 PS102 Figure 3-109 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 54 C toner level J3401B- 5 CTEPL* sensor TS 7 (lower) J 6337- 3 Bk toner level KTEPL* Hopper relay sensor TS 8 (lower) Figure 3-110 3-10 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 55 Check in the field not possible. EPC-M CT M Potential sensor (M) J 6224M- 1 J 6219M J 4604L 150V 150V - 15V -15V HVT2-1 Figure 3-111 3-11 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 56 J 6063 J 2955B-6 J 2207B-10 EVRMT Check in the field not possible. EVHUM Environment sensor J 6224Y- 6 EVTEMP J 6099Y Figure 3-112 3-12 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 57 J 2853F See Chapter 3. correction PCB (laser exposure) (rear) J 2951R LED rear PCB for pattern reading J 2204 J 2854R Figure 3-113 3-13 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 58 When '0', upper fixing heater turns ON. LHON When '0', lower fixing heater turns ON. AC input Fixing Lower for web web drive motor motor Figure 3-114 3-14 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 59 J 6104 -1 Bk transfer blade with transfer belt) solenoid SL 7Bk SL7KDR* When '0', SL7BDR turns ON. (transfer blade leaves transfer belt) Figure 3-115 3-15 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 60 When '0', SL13 turns ON. J 6053 J 2951 J 2207A-5 SL 16 Registration releasing solenoid SL16D* When '0', SL13 turns ON. Multifeeder relay PCB Figure 3-116 3-16 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 61 When '0', CL4 turns ON. (upper) J 6011- 1 Bk toner supply clutch CL 5 (lower) CL5D* When '0', CL5 turns ON. Figure 3-117 3-17 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 62 CL16D* When '0', CL16 turns ON. J 3701 - 2 J 2226A - 4 Transfer belt lifter clutch CL 17 CL17D* When '0', CL17 turns ON. Figure 3-118 3-18 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 63 J 6373 - 2 J 2225B - 11 FM 20 Delivery lower cooling fan 2 FM20D* When '0', FM20 turns ON. Figure 3-119 3-19 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 64 M8-A* Alternates between '1' and '0' correction motor for Bk - 10 M8-B while M8 is rotating. - 12 M8-B* Figure 3-120 3-20 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 65 J 6100 - 5 J 5329 - 4 DCP1U J2218A-11 M15ON Polishing/oil removing motor M 15 M15PLL See Chapter 3. M15DIR (pick-up/feeding system) Figure 3-121 3-21 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 66 J2224B- 3 M23-A While M23 is rotating, Duplexing stacking M23-A* M 23 alternates between '1' and '0'. guide motor M23-B M23-B* Figure 3-122 3-22 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 67 T 4104 HVTR-K HVEL When '1', internal static eliminating Internal static eliminating roller high voltage is generated. T 4105 HVT1 PCB Figure 3-123 3-23 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 68 J 4703R HVDCEN-M HVDC-M Developing cylinder (Y) HVAC-M When '1', respective J 4703R HVDCEN-Y high voltage is generated. HVDC-Y HVAC-Y HVT3A-R PCB Figure 3-124 3-24 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 69 When '0', CNT4 turns ON. Counter 5 CNT 5 CNT5D* When '0', CNT5 turns ON. Counter 6 CNT 6 CNT6D* When '0', CNT6 turns ON. Figure 3-125 3-25 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 70: Sequence Of Basic Operations

    • The fixing temperature means the surface temperature of the fixing roller (reading of the thermistor indicated under ‘ANALOG’ of ‘DISPLAY’ in service mode). 3-26 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 71 From the end of INTR (e.g., Start key) is until the Start key is pressed. pressed or the power switch is turned OFF. Table 3-101 3-27 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 72 (Image formation starts in relation to a registration signal.) Control in relation to signals other than the registration signal is discussed using separate timing charts. 3-28 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 73: Original Exposure System

    Figure 3-201 Scanner motor (M29) No. 2 mirror mount Forward No. 1 mirror mount Signal plate Original scanner home position sensor (PS37) Figure 3-202 3-29 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 74: Sequence Of Basic Operations (Original Exposure System)

    High-speed rotation. Standard CW rotation. Shading correction. Original position detection, black original detection, AE measurement. [C] Original scanning. [D] Marking area scanning. Figure 3-203 3-30 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 75 • During CCD adjustment (service mode). PS37 Original leading edge Start position Original HP search at power Shading correction Original detection Original scan Figure 3-204 3-31 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 76: Scanner Motor

    The circuit cuts the current to the motor by the HOLD-OFF signal while the motor remains at rest during standby to prevent heating of the motor. 3-32 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 77: Changing The Reproduction Ratio

    No. 1 mirror mount Signal plate Scanner home position detection signal (SCHP) Scanner home position sensor (PS37) Scanner motor driver PCB Reader controller PCB Figure 3-206 3-33 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 78: Controlling The Intensity Of The Scanning Lamp

    (LA5) to turn OFF. When LAON=1, the lamp regulator drive circuit turns ON to activate the intensity control circuit, thereby turning ON the scanning lamp (LA5). 3-34 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 79: Controlling The Intensity Of The

    Be sure to execute ‘AUTO-ADJ’ under ‘CCD’ of ‘FUNC’ in service mode whenever you have replaced the scanning lamp or the image processor PCB. 3-35 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 80: Image Processing System

    Preview Monitor Board IP memory PCB Laser exposure system Image processor PCB ED board A1 Y,M,C,Bk To video controller PCB Digital video signal Figure 3-301 3-36 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 81: Ccd/Ccd Driver

    Clock pulses (odd) Transfer block (odd) Output block (odd) CCD shift pulses Light-receiving block Transfer block (even) Output block (even) Clock pulses (even) Figure 3-303 3-37 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 82: Analog Image Processing

    8-bit digital signals (A/D conversion) according to the voltage level and sent to the image processor PCB. 3-38 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 83: Digital Image Processing

    Corrects differences in color space between CLC1000 and IPU or other external device. h. Preview Monitor Board (option) Converts video signals (YMCBk) after image processing into RGB signals for display on a CRT. 3-39 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 84 Y,M,C,Bk Interface Board B1/B2 Y, M, C text Y,M,C,Bk Y,M,C,Bk R,G,B IP memory PCB Preview Monitor Board ED board A1 R,G,B Figure 3-305 3-40 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 85 Note: The interface mother PCB and the image processor mother PCB are omitted from the block diagram to prevent confusion; blocks with the ∗ mark are explained on pages that follow. Figure 3-306 3-41 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 87 Measurements are taken each time the Start key is pressed. Original density White Standard white plate Figure 3-309 3-43 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 88 = 0.8 × (51st line image data) + 0.2 × (52nd line pixel data) 51.2nd line pixel data 3-44 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 89 If an original is placed at an angle as in the case of Figure 3-313, the rectangle whose diagonal line runs between P and P will be identified as an original. 3-45 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 90 (RGB), it would be ideal if each filter let through light of a specific range of wavelengths and blocked out light of other wavelengths. Wavelength (nm) Figure 3-318 3-46 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 91 B. Reproduction ratio/reduction processing Image integration ED board R,G,B Image memory IP memory PCB Images A + B Image processor PCB Figure 3-321 3-47 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 92 In this block, the hue of a specific pixel is identified. The result of identification may be black, or other color. The Bk signal (explained later) is generated based on the above characteristics. 3-48 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 93 Ideal value Output value Color reproduction range of printer Color space (hue, vividness, brightness) of original Color reproduction range in photo original Figure 3-323 3-49 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 94 This way, the image on the back of the copy is removed if the copy is transparent enough to let the back image show through. 3-50 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 95 Y, M, and C (toner). Reflected Absorbed Reflected Reflected Reflected Absorbed Table 3-301 Transmission through filter Reflection by toner Wavelength (nm) Wavelength (nm) Figure 3-327 Figure 3-328 3-51 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 96 “text/ printed photo” or “printed photo.” (line/mm) Figure 3-330 3-52 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 97 Image density Image density Image density 1 pixel 1 pixel 1 pixel a. Original b. Enlargement at 300% c. After correction Figure 3-331 3-53 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 98 IP memory PCB Image compression Non-compression image memory Image memory (option) Image extension Text signal Y,M,C UCR processing Y,M,C,Bk Y,M,C,Bk Image processor PCB Figure 3-332 3-54 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 99: Characteristics

    UCR amount to less than 100%. This processing is executed for each pixel. Figure 3-335 3-55 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 100 Y component of M toner. Real red could be reproduced by removing the Y component from M toner (masking) in advance. This block makes such correction by masking the excess component in each toner. 3-56 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 101 Main scanning direction White 0 White 0 After output After output Figure 3-338 Sharpness Mode Set to Weak Figure 3-339 Sharpness Mode Set to Strong 3-57 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 102 R,G,B Color data (registered color, selected from the color palette) To image processor PCB in the bit map memory is sent. Figure 3-340 3-58 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 103 Color conversion Bit map data generation Text data Converted into binary data to generate text data Bit map memory Color editing Figure 3-342 3-59 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 104 If text mode is selected for item e., a curve that enables reproduction of dark text without risking fogging will be selected (Figure 3-344). Copy density Copy density Dark Text mode Light Original density Original density Figure 3-343 Figure 3-344 3-60 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 105 The area image generation block generates image data for such items as an area frame to be displayed on the CRT; the initial data and the post-edit data are integrated and displayed on the CRT. 3-61 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 106: Outline

    The laser beam hits and scans the negatively charged photosensitive drum (Figure 3-401) to form a static latent image on the photosensitive drum. 3-62 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 107 C/Bk, the laser beam scans the photosensitive drums in the opposite directions as shown in Figure 3-403. Rear Bk drum C drum M drum Front Y drum Figure 3-403 3-63 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 108: Sequence Of Operations (Laser Exposure System)

    1 scan BD signal PWM activation Bk laser 00 activation Full activation Full activation 00 activation (*1) if only executed SALT control Figure 3-404 3-64 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 109: Laser Scanner Motor

    ‘E110’ on the control panel. Laser scanner motor driver SMRDY* Speed control circuit SMON* Laser scanner motor DC power supply PCB Figure 3-405 3-65 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 110: Generating The Bd Signal

    Video controller PCB BD signal BD detection Y,M,C,K Video signal Main scanning synchronization Video signal Y,M,C,Bk Video signal Main scanning synchronization Figure 3-407 3-66 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 111: Outline

    Video signal Test pattern Main scanning Sub scanning generation synchronization Read signal sync control Y,M,C,Bk Video signal Y,M,C,Bk Video data counter Figure 3-408 3-67 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 112 Y video signal (YVD) Y BD signal (YBD) Y main scanning sync signal (YSYNC*) Y read enable signal (YRE*) Y video signal (YVD) Figure 3-410 3-68 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 113 M read enable signal (MMRE) Paper length (feeding direction) M print enable signal (MPE) Image area M print area signal (MFRM) Figure 3-412 3-69 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 114: Density Correction

    Density correction Y,M,C,Bk Figure 3-415 The video data (YMCBk) is corrected against the correction curve for correction and sent to the laser driver. 3-70 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 115 RAM for gamma correction. The selected video data is read from the RAM and sent to the laser driver. For how to use the test patterns which are generated and sample images, see chapter 7, Troubleshooting image problems. 3-71 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 116: Laser Driver

    Signal generation for 200 lines/ 266 lines Mode signal Laser power adjustment PCB Error signal Intensity monitor Activation current generation Laser power setting Figure 3-417 3-72 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 117 (E100-xx02). Point of activation Current Activation current ON current Intensity Lower limit Point of activation Current Activation current current Figure 3-419 3-73 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 118: Image Position Correction

    Feeding direction Discrepancy in main Discrepancy in sub scanning direction scanning direction Feeding direction Feeding direction Angle Discrepancy in reproduction ratio Figure 3-420 3-74 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 119 Center coordinates for CCD computation Correction data generation Video controller Laser unit Slant correction motor M3/M6/M8 Reproduction ratio correction motor M2/M5/M7 Figure 3-421 3-75 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 120 The Y, M, C, and Bk patterns are as shown in Reading (CCD) Figure 3-423. 256th pixels Feeding direction 1st pixel Figure 3-423 3-76 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 121 130th line. CCD array 256th pixel 128th pixel Feeding direction 0th pixel Accumulated value 0line 256th line 130th line Figure 3-425 3-77 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 122 C image print enable signal (CPE) Drum-to-drum distance + 21mm Bk image print enable signal (BkPE) Pattern read signal (CCDRD) Figure 3-426 Figure 3-427 3-78 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 123 ‘E194-0001’ will be indicated on the control panel. If the shutter close sensor does not detect the light-blocking plate when the shutter must close, ‘E194-0002’ will be indicated on the control panel. 3-79 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 124 In the case of Figure 3-430, the image position correction mirror is rotated in the direction shown in Figure 3-431 so that the scanning angle will be horizontal. Figure 3-431 3-80 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 125 In the case of Figure 3-432, the length of the optical path is increased, thereby increasing the width of scanning. Y drum Image position correction mirror Polygon mirror Figure 3-433 3-81 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 126 Video signal Memory for main scanning sync (FIFO) The read timing is varied at points indicated by broad arrows. Figure 3-436 3-82 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 127 Y read enable signal (YMRE) Paper length (feeding direction) Y print enable signal (YPE) Image area Y print area signal (YFRM) Figure 3-438 3-83 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 128: Image Formation System

    DC controller PCB Environment sensor HVT2 HVT3 Potential sensor Toner supply clutch Laser output Photosensitive drum PASCAL SALT sensor Color toner density sensor Figure 3-501 3-84 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 129 Separation charging assembly HVT1 Transfer blade Pre-fixing charging Internal static eliminating roller assembly DC bias Transfer belt External static eliminating roller Figure 3-502 3-85 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 130: Basic Sequence Of Operations (Image Formation System)

    Transfer current (M) Transfer current (C) Transfer current (Bk) Internal static eliminating current Separation charging bias Pre-fixing charging bias For developing bias, DC+AC Figure 3-503 3-86 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 131: Stabilizing Images

    Environment sensor Environment sensor Potential sensor PASCAL PASCAL Developing cylinder Photosensitive drum Determines grid bias (Vg) and developing bias (Vdc) SALT sensor Figure 3-505 3-87 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 132 • If the temperature of the fixing roller is 110°C or less when the power switch is turned ON. Potential Correction • Each time the Start key is pressed. 3-88 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 133 Potential measurement FF activation 00 activation FF activation 00 activation Lasers for Y,M,C,Bk -300V -700V Grid bias -200V -500V Developing bias Figure 3-509 3-89 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 134 480 to 620 VFF-300V Surface potential at full activation 35 to 145 VFF-700V Surface activation at full activation 40 to 190 Table 3-501 3-90 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 135 The detail codes of E061 are explained below according to procedure for drum surface potential control and procedure for computation: a.Procedure for Drum Surface Potential Control at Power-On b Procedure for Computation and Associated Detail Codes 3-91 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 136 VL1 is 200 V or more and VL2 is xx17 Laser power adjustment (faulty) 400 V or more Intensity at VFF (too high) Table 3-503 3-92 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 137 Laser shutter (faulty operation) Laser power adjustment (faulty) Laser unit (faulty) xx53 V00 is lower limit (325 V) or less Video controller PCB (faulty) Table 3-504 3-93 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 138 Fulcrum Photo diode for reflected light intensity/measurement Photo diode for direct light Shutter solenoid intensity measurement (SL17Y, M, C, Bk) Shutter Figure 3-515 3-94 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 139 Start key Start key COPY LSTR STBY COPY LSTR STBY Toner density measurement for SALT Figure 3-516A 3-95 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 140 Halftone output by YMCK K solid Y solid C solid M solid Figure 3-518 (Test Print 1) Figure 3-519 (Test Print 2) 3-96 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 141: Primary Charging Assembly

    DC controller. The change current for the primary corona wire is constant, and the grid bias is varied to control the drum surface potential. DC controller PCB Control signal HVT2-1 HVT2-2 Grid bias Primary charging assembly Pre-primary charging assembly Figure 3-520 3-97 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 142: Controlling The Primary Corona Current

    DC controller HVT2-1 Corona current Variable width pulse Transformer oscillator circuit Current detection circuit Primary charging assembly Overcurrent detection circuit Feedback Figure 3-521 3-98 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 143 DC controller PCB Environment sensor HVT2-1 Grid bias Pulse oscillator circuit Transformer Overcurrent detection circuit Current Grid control circuit Voltage detection circuit Figure 3-523 3-99 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 144 DC controller PCB sensor HVT2-1 Corona current Transformer Variable width pulse oscillator circuit Current detection circuit Overcurrent detection circuit Pre-primary charging assembly Figure 3-524 3-100 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 145 (M24) is rotated clockwise for about 13 sec; then, when M24FW=0, M24RV=1, the motor is rotated counterclockwise for about 13 sec. This sequence of operations is the same for all colors. 3-101 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 146: Developing Assembly

    Bk main hopper Developing cylinder Photosensitive drum M18Bk M18C M18M M18Y Bk developing motor C developing motor M developing motor Y developing motor Figure 3-526 3-102 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 147: Controlling The Developing Bias

    Transformer for -1kV Transformer or stray toner Developing bias collecting electrode Stray toner collecting electrode Figure 3-527 AC bias Change by DC bias Figure 3-528 3-103 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 148 AC bias Transformer for -1kV Timing signal generation HVT3A (front) HVT3B For Y HVT3A (rear) (same as HVT3A (front)) For M Figure 3-529 3-104 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 149 The changes in the developing DC bias according to different voltage values are as shown in Figure 3-530. -200V -750V Developing DC bias Figure 3-530 3-105 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 150 DC controller PCB HVT3 DC bias Variable width pulse Transformer oscillator circuit Current detection circuit To stray toner collection electrode Figure 3-531 3-106 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 151 Detects the density of toner on the drum (SALT sensor) Measuring the Y, M, and C Toners Measuring the Bk Toner Figure 3-533 Figure 3-534 3-107 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 152 Direct intensity signal direct light is also measured at the same time. Detection of direct light Cylinder Figure 3-536 3-108 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 153 SGNL-M Toner density signal Detection of LEDON* reflected light Toner supply signal REF-M Toner supply clutch Detection of direct light Cylinder Figure 3-538 3-109 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 154 377 to 848 REF-M Surface activation at full activation 377 to 848 REF-C Surface activation at full activation 377 to 848 Table 3-505 3-110 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 155 Error detection sensor (TS1,TS2,TS3) Error detection signal (YTEP*,MTEP*,CTEP*) Toner supply clutch (CL1,2,3) Toner supply signal (CL1D*,CL2D*,CL3D*) Pick-up motor drive signal (M10MD) Pick-up motor Figure 3-539 3-111 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 156 (TS1, 2, 3) detects the absence of toner while the toner level sensor (TS4, 5, 6) detects the presence of toner, ‘E020’ will be indicated on the control panel when copying operation ends. 3-112 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 157 Y,M,C,Bk Video data counter Cumulative count Bk toner supply Toner supply signal clutch (upper) Bk toner supply clutch (lower) DC controller Figure 3-541 3-113 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 158 Mirror a correction value when computing the density of the density pattern. Reflected intensity signal Detection of reflected light Figure 3-543 3-114 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 159 Various measurement data units may be checked The toner density is measured. in service mode. Figure 3-545 3-115 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 160 If the measurement SGNL-D-K is 60% or less of a specific value, ‘E020’ will be indicated. Dirt on sensor window Photosensitive drum Photo diode Figure 3-546 3-116 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 161 100th copy has been made. (See Figure 3-548.) 4 copies 100th 101st 199th 200th 201st 210th 210 copies Toner density measurement Figure 3-548 3-117 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 162 The toner density signal is used to determine how long toner should be supplied, i.e., how long the toner supply clutch should remain on. 3-118 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 163 1.2 sec Toner level sensor (lower; TS5) Toner present Toner absent Bk toner supply clutch (lower; CL5) Supply to developing assembly Figure 3-551 3-119 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 164: Cleaning The Photosensitive Drum

    Developing motor (Y) feeding motor motor (Bk) M18C Developing motor (M) M18Bk Developing motor (C) Waste toner bottle DC controller PCB Figure 3-552 3-120 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 165 (M20) stops and ‘E013’ will be indicated on the control panel. (front of copier) Lock detection switch (MS4) Gear Waste toner feeding motor DC controller PCB Figure 3-553 3-121 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 166: Controlling The Transfer Unit Charging Mechanism

    DC controller PCB HVT4 HVT5 HVT1 Separation charging assembly Pre-fixing charging Transfer assembly blade Internal static removing roller External static removing roller Figure 3-554 3-122 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 167 20 msec; the supply will return automatically thereafter. Further, with the help of the environment sensor, the current value is corrected each time the Start key is pressed. 3-123 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 168 20 msec; the supply will return automatically thereafter. Further, with the help of the environmental sensor, the current value is corrected each time the Start key is pressed. 3-124 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 169 If an abnormally high voltage occurs and, as a result, an overcurrent is detected, the OC signal turns Q2 OFF to stop the supply of transformer drive voltage for 20 msec; the supply will return automatically thereafter. 3-125 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 170 Transformer for DC Pulse oscillator circuit Current detection circuit Feedback Transformer for AC Pulse oscillator circuit Voltage detection circuit Separation charging assembly Figure 3-557 3-126 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 171: Pick-Up/Feeding Assembly

    The microprocessor on the DC controller PCB generates the image leading edge signal (ITOP) as soon as the registration roller turns on, and the signal is used for reading image data from the memory PCB. 3-127 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 172 Pick-up vertical path roller 3 PS26 Cassette 2 pick-up roller Cassette 2 feeding roller PS27 PS28 Cassette 2 Cassette 2 separation roller Figure 3-601 3-128 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 173 Cassette 1 paper sensor PS38 Delivery vertical path sensor 1 PS24 Cassette 1 lifter sensor PS25 Pick-up vertical path 2 sensor Table 3-601 3-129 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 174: Pick-Up Assembly

    RAM on the DC controller. (See chapter 7. II. Paper width Standards and Adjustments G. 1. Registering the Cassette/Multifeeder Paper Width Basic Setting.) Figure 3-602 3-130 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 175 (This A4-R information is not made open to the user.) LGL/LTR-R FLSC B4/B5 G-LTR 279 mm×432 mm (11”×17”)/LTR A3/A4 Table 3-602 3-131 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 176 Table 3-604 Registering the Paper Width Basic Settings See chapter 7. II. Standards and Adjustments G. 1. Registering the Casstte/Multifeeder Paper Width Basic Setting. 3-132 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 177 Table 3-605. Cassette Cassette 2 Duplexing unit Multifeeder Cassette 1 Name Pick-up roller CL14 CL10 CL12 clutch Pick-up roller SL10 releasing solenoid Table 3-605 3-133 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 178 Cassette 1 lifter motor Cassette 1 SL10 Cassette 2 lifter motor Cassette 2 Pick-up motor controller PCB CL14 CL15 Pick-up motor Figure 3-604 3-134 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 179 Lifter detecting lever Pick-up roller Feeding roller Paper detecting lever Cassette paper sensor Separation roller Cassette Lifter Lifter push-up plate Cassette lifter motor Figure 3-605 3-135 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 180 Separation roller Lifter sensor Pick-up roller Lifter detecting lever Paper detecting lever Pick-up roller Cassette paper sensor Paper Lifter Cassette lifter motor Figure 3-606 3-136 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 181 Pick-up vertical path roller 1 clutch (CL11) Registrant paper sensor (PS1) Transparency sensor (OHPS) Registration roller clutch (CL8) Post-registration sensor (PS14) Figure 3-607B (cassette 2) 3-137 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 182 Transparency sensor SL16 (OHPS) Multifeeder Sensor separation roller lever Registration Registration roller paper sensor (PS1) Multifeeder lifter motor Figure 3-608 3-138 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 183 (rear: PS5) Slide guide (front) Variable resistor Multifeeder paper sensor (front: PS4) Multifeeder relay PCB J2207B J2207B J2207B DC controller PCB Figure 3-609 3-139 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 184 (upper: PS2) Multifeeder pick-up rollers Slide guide Multifeeder lifter motor Multifeeder lifter sensor (lower: PS3) Sensor lever Lifter Front Multifeeder lifter Figure 3-610 3-140 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 185 Paper thickness detecting roller (upper) LED detecting roller Pressure spring clutch (front) Pick-up motor controller PCB Paper thickness detecting roller (lower) Figure 3-611 3-141 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 186 Paper thickness detecting roller clutch (CL7) Registration paper sensor (PS1) Registration roller clutch (CL8) Transparency sensor (OHPS) Registration releasing solenoid (SL16) Figure 3-612 3-142 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 187 Paper thickness detecting roller Transparencies Transparency sensor (OHPS) Registration roller Multifeeder separation roller Registration paper Sensor sensor (PS1) lever Transparency from cassette Figure 3-613 3-143 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 188 Registration roller (upper) releasing arm roller clutch Fulcrum Registration roller releasing solenoid Registration roller (lower) SL16 Spring clutch Registration roller releasing cam Figure 3-614 3-144 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 189: Paper Deck

    (M10). Registration roller Photosensitive drum (M) Photosensitive drum (Y) Transfer belt Holding tray Paper deck Cassette 1 Cassette 2 Figure 3-615 3-145 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 190 Registration roller Paper deck pick-up roller Sensor lever Registration paper sensor (PS1) Paper deck feeding roller Paper deck Paper deck separation roller Figure 3-616 3-146 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 191 Paper deck pick-up roller releasing solenoid (SL8001) Paper deck feeding roller clutch (CL8001) Registration paper sensor (PS1) Registration roller clutch (CL8) Figure 3-617 3-147 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 192 (SW8002) switch (SW8003) cover Lifter lower limit signal (LFLM) Paper deck motor drive signal M8001 Paper deck motor -4,-5 Paper deck Figure 3-618 3-148 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 193 • The lifter up signal (STMUP) will be ‘1’. • The lifter down signal (STMDN) will be ‘0’. whereupon the lifter starts to move up. 3-149 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 194 Lifter up/down SW8002 lower limit switch control signal Cover open signal (STDO) Paper deck cover SW8003 open/closed detection switch DC controller PCB Figure 3-619 3-150 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 195: Duplexing Unit

    PS30 PS21 Deflecting sheet PS29 PS31 SL12 Duplexing reversing motor SL11L SL11R SL11S Stopper plate solenoid Duplexing paper deflecting plate solenoids Figure 3-621 3-151 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 196 Feeding roller SL13 solenoid PS32 PS33 PS30 PS21 Deflecting sheet PS29 PS31 SL12 Duplexing reversing motor Stopper plate solenoid Figure 3-622 3-152 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 197 PS30 PS21 Deflecting sheet PS29 PS31 SL12 Duplexing reversing motor SL11S SL11L SL11R Stopper plate solenoid Duplexing paper deflecting plate solenoids Figure 3-623 3-153 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 198 Paper deflecting plate solenoid Ref. Paper size SL11L SL11L SL11L 279 mm x 432 mm (11''17'') LTR-R B5R/B5 Table 3-607 SL11L SL11R SL11S Figure 3-624 3-154 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 199 Paper guide plates Light-blocking plate PS29 Duplexing stacking Duplexing stacking guide home position sensor guide motor DC controller PCB Figure 3-625 Tray (top view) 3-155 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 200 Paper guide plate (rear) Paper Paper guide plate (rear) CW rotation CCW rotation Last copy? CW rotation Figure 3-626 Putting Paper in Place 3-156 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 201 (SL8) Duplexing paper deflecting plate solenoid (SL11; see Note) Down Stopper plate solenoid (SL12) Holding tray paper sensor 1 (PS30) Figure 3-627 3-157 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 202 Pick-up vertical path roller 1 clutch Pick-up CL11 motor Duplexing pick-up roller clutch CL10 Duplexing pick-up roller releasing solenoid Stopper plate solenoid SL12 Figure 3-628 3-158 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 203 Pick-up vertical path roller 1 clutch (CL11) Registration paper sensor (PS1) Transparency sensor (OHPS) Registration roller clutch (CL8) Registration releasing solenoid (SL16) Figure 3-629 3-159 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 204: Transfer Unit

    SL18 Transfer belt cleaning Polishing/oil Polishing roller web motor removing motor solenoid Pick-Up motor CL17 Transfer belt lifter clutch Figure 3-630 3-160 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 205 Transfer belt motor M14D* Motor Motor drive drive pulse circuit J2219B generator circuit M14PLS DC controller PCB Transfer belt motor driver PCB Figure 3-631 3-161 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 206 Transfer blade Transfer belt Transfer belt feeding direction Transfer blade solenoid (SL7) (front of copier) J2220 DC controller PCB Figure 3-632 3-162 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 207 The seam detection sticker on the transfer belt is put on the back of the transfer belt (at the rear). Transfer belt motor Transfer belt Seal detection sticker PS16 Transfer belt home position sensor Drive roller Figure 3-633 3-163 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 208 A higher fixing speed decreases the shine, producing a matte effect. A lower fixing speed, on the other hand, increases the shine, producing a glossy effect. 3-164 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 209 (18 cpm) Mode D (15 cpm) 1320 1320 Mode E (6 cpm) Mode F (9 cpm) 1320 Mode G (4 cpm) Figure 3-634A 3-165 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 210 2nd rotation Belt 3rd rotation speed 1320 Mode H (9 cpm) Mode I (21 cpm) Mode J (24 cpm) unit: mm Figure 3-634B 3-166 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 211 Transfer belt motor Sensor lever PS18 PS17 Swing roller PS20 Transfer belt rotation PS19 direction Front of copier Drive roller Sensor lever Figure 3-635 3-167 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 212 Transfer belt swing motor (M13) Fulcrum Drive arm Swing roller Transfer belt Front of copier Figure 3-637 3-168 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 213 Transfer belt Transfer belt lifter clutch lifter sensor 1 (PS12) Light-blocking plate Transfer belt lifter sensor 2 (PS13) Pick-up motor Cam shaft Figure 3-638 3-169 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 214 Upper (normal) position Transfer belt lifter sensor 1 (PS12) Transfer belt lifter sensor 2 (PS13) H: Light-blocking plate over the sensor. Table 3-610 3-170 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 215 Transfer belt cleaning web Transfer belt cleaning blade solenoid Oil removing roller SL18 Transfer belt cleaning web motor Polishing roller solenoid Polishing/oil removing motor Figure 3-639 3-171 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 216 Transfer belt Transfer cleaning blade solenoid (SL6) Transfer belt cleaning blade J2220 DC controller PCB Figure 3-640 3-172 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 217 (PS11) Transfer belt cleaning web Transfer belt cleaning web rotation sensor (PS10) Transfer belt cleaning web motor J2218A DC controller PCB Figure 3-641 3-173 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 218 Transfer belt feeding direction Control ring Push-on spring One-way clutch lever Polishing/oil removing motor (M15) (front of copier) J2218A-9 J2218B-7 DC controller PCB Figure 3-642 3-174 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 219 DC controller PCB Oil removing roller J2218A-9 Transfer belt feeding direction Transfer belt Polishing/oil removing motor (M15) (front of copier) Figure 3-643 3-175 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 220 Note2 : Turns in forward direction at the first time the power switch is turned ON after every 5000 sheets of copying. Note3 : Comes OFF each time the seam of the transfer belt passes through the grinding motor. Figure 3-644B 3-176 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 221: Pre-Fixing Feeding

    Fixing/Delivery Assembly, 7-a. “Controlling the Feeding Speed.”) Pre-fixing feeding motor Feeding belt Linked roller Drive roller Pre-fixing feeding fan (FM7) Draw Figure 3-645 3-177 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 222: Fixing/Delivery Assembly

    Upper oil pan Upper fixing roller Lower fixing roller Oil removing blade Lower fixing web Lower fixing web motor Lower oil pan Figure 3-646 3-178 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 223 Lower fixing roller surface temperature detection signal (THM2) J2209A-10 Lower fixing web Power to DC controller PCB Power-off signal (PWOFF*) J2209B-12 Figure 3-647 3-179 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 224: Protection Mechanisms

    3) Press ‘E000-RLS’. (The notation <P> will change from ‘ERROR’ to ‘BUSY’ and to ‘ERROR’.) 4) Turn off and then on the power switch. 3-180 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 225 ‘E005-RLS’ under ‘FUSER’ of ‘FUNC’ in service mode, and turn off and then on the power switch. Web length sensor (PS36) Sensor arm Figure 3-648 3-181 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 226 Such impurities as paper lint in the oil circulating in the fixing assembly is remove by the felt of the oil applying roller and the filter inside the oil pump solenoid. 3-182 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 227 Upper oil pan (inside) Oil pump solenoid (SL2) < > Oil Absent Lower oil pan Lower fixing roller Oil tank (front of copier) Figure 3-649 3-183 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 228 (SL3) through a one-way arm to the reciprocating cam. Upper fixing take-up solenoid One-way arm Thermistor Reciprocating cam Upper fixing roller 12mm Thermistor (THM1) Figure 3-650 3-184 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 229 Glossy (2nd side) Thick paper Continuous/ Standard (158 to 209 g) single copying Glossy Continuous/ Transparency Standard single copying Table 3-611 3-185 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 230 M9D* M9PLS Motor rotation Motor drive circuit speed control circuit M9PLL* Clock generator DC controller PCB Fixing motor controller PCB M9CLK Figure 3-651 3-186 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 231 (SL15) during initial rotation and last rotation to limit damage to the lower fixing roller. Upper fixing roller Separation claw Lower fixing roller Separation claw solenoid (SL15) Figure 3-653 3-187 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 232 (PS15); it returns to its initial speed as soon as the paper has left the internal delivery sensor (PS35). 3-188 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 233: Detecting Jams

    PS14 PS38 PS32 PS33 PS30 PS21 Pre-holding tray Holding tray (duplexing unit) feeding assembly PS31 PS25 Cassette 1 PS26 Cassette 2 Figure 3-656 3-189 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 234 If a jam occurs during continuous copying, copies on the delivery side with reference to the jam will be processed normally provided that the feeding system for such copies is independent of the feeding system used by the jammed paper. 3-190 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 235 Note: The message 'JAM' appears on the control panel if the holding tray paper sensor 2 (PS31) detects paper at such times as not programmed. • A4/LTR, 2 Copies, 4-Color, Direct, Cassette Figure 3-657 3-191 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 236: Vii. Control Panel

    Data communications are controlled by the CPU on the reader controller PCB. Pilot lamp LCD panel Sub key PCB Tenkey PCB Control panel relay PCB Reader controller PCB Figure 3-701 3-192 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 237: Control Panel

    Control panel Tenkey/subkey PCB LCD panel (200x640) Pilot lamp PCB Control panel relay PCB VR5301 LCD controller Display memory Reader controller PCB Figure 3-702 3-193 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 238 PCB allows the control panel controller PCB to recognize which key has been pressed. Electrode Spacer Glass plate Electrode Glass plate Figure 3-703 3-194 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 239: Viii. Editor

    REF. On the other hand, it cannot accommodate originals made of conducting material, pressure sensitive material, or carbon-backed paper. 3-195 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 240 Vn + 1 L ± x mm is obtained. Figure 3-802 When . . . n, n+1, When . . . n, n-1, 3-196 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 241: Zero-Level Adjustment For Input Coordinates

    Figure 3-803 2 3 4 5 6 7 8 9 10 Correction value (SW) ON Example : setting value) Figure 3-804 Display Sample 3-197 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 242: Fans

    Figures 3-901 through -904 show when each of these fans is tuned FM15 FM16 FM14 FM13 FM12 FM10 FM11 FM20 PUFM2 FM19 PUFM1 FM17 FM18 Figure 3-901 3-198 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 243 Power supply cooling fan 3 Dust-proofing filter Cools the power supply unit. PUFM 2 Power supply cooling fan 4 Ozone filter Table 3-901 3-199 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 244 Primary suction fan 4 min (FM8/9) Delivery assembly cooling fan 4 min (FM1/2/3) Pre-fixing feeding fan Full speed 4 min 1/2 speed (FM7) Figure 3-903 3-200 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 245: Power Supply

    The protection circuit may be reset by keeping the AC power of DCP1 off for about 30 sec and then turning it on once again. 3-201 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 246 Cassette 1 C drum heater heater Cassette 2 Bk drum heater heater Fixing web AC25V Paper deck drive motor heater (M30) Figure 3-1001 3-202 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 247 Image position (FM14 to 17) correction +12V PCB (rear) +24VR Motor +24V (M15) Analog CCD driver processor +24V +12V To RF +15V Figure 3-1002 3-203 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 248 C, Y, K) (M2, 3, 5 to +24V Sensor +9VR 8; 11 to 13, (ATR; 23, 28) -9VR M, C, Y, K) Figure 3-1003 3-204 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 249 IX. PROCESS UNIT SYSTEM ....4-80 TRANSFER UNIT ........4-42 FIXING SYSTEM ........4-94 EXPOSURE SYSTEM ......4-56 XI. ELECTRICAL SYSTEM ....... 4-107 VI. LASER SYSTEM ........4-60 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 250 E. Fixing Drive Assembly ..... 4-18 6. Releasing the Lifter ....4-37 COPYRIGHT © 2001 CANON INC. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON) CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 251 2. Removing the Primary Guides Static Eliminating Wire ..4-55 Charging Assembly ....4-78 EXPOSURE SYSTEM ......4-56 3. Removing the Grid Plate ... 4-78 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 252 6. Removing the Primary Heater ........4-96 High-Voltage Transformer ..4-109 COPYRIGHT © 2001 CANON INC. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON) CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 253 Correction Pattern CCD Unit .. 4-115 17. Cleaning the Shutter ....4-116 18. Cleaning the LED ....4-116 19. Removing the Transfer High-Voltage Transformer ..4-117 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 255: I. Externals And Controls

    [10] [11] [29] [14] [19] [30] [28] [21] [20] [24] [27] [23] [13] [25] Figure 4-101A [12] [31] [26] [16] [15] [17] [22] Figure 4-102A COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 256 The number in parentheses indi- cates the number of mounting The number in parentheses indi- screws used. cates the number of mounting screws used. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 257: Control Panel

    Remove the hopper left and right covers [2]. Figure 4-104B Lift the control panel, and disconnect the connector; then, remove the control panel. Figure 4-102B COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 258: Fans

    Remove the three screws [1] each, and remove the fans [2]. Figure 4-101C Remove the four screws each, and remove the fans from the fan unit. Figure 4-103C COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 259: Removing The Power Supply Cooling Fan (Fm17/18)

    Remove the the two screws [3], and remove Remove the four screws [4], and remove the the filter cover [4]. power supply cooling fan [5]. Figure 4-105C Figure 4-107C COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 260: Removing The Primary Exhaust Fan (Fm6)

    [4]. Figure 4-108C Figure 4-110C Remove the ozone filter [3]. Remove the three screws [5], and remove the fan [6]. Figure 4-109C Figure 4-111C COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 261: Primary Suction Fan (Fm8/9)

    [5]; then, remove the four screws [2] each; then, remove the fan guard plate [3]. remove the fan [3]. Figure 4-115C Figure 4-113C COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 262: Removing The Scanner Cooling Fan (Fm10/11)

    Remove the two screws, and remove the Remove the seven screws [1], and remove multifeeder cover 1. the left stay [2]. Remove the filters [1]. Figure 4-119C Figure 4-117C COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 263: Removing The Pre-Fixing Feeding Fan (Fm7)

    [3]; then, remove the fan stay [1]. Figure 4-121C Figure 4-123C Disconnect the connector (one each), and remove the four screws each; then, remove the fan. COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 264: Drive System

    Slide out the process unit. Remove the two screws [3] each, and remove the drum heater terminal cover [4]. Figure 4-204A Figure 4-202A 4-10 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 265: Developing Motor Assembly

    [1] on the drum drive pulleys are all in the same direction. Figure 4-201B (Y, M developing motor assemblies) Figure 4-206A Figure 4-202B (C, Bk developing motor assemblies) 4-11 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 266: Pick-Up Drive Assembly

    Remove the four screws each [1], and disconnect the two connectors each [2]; then, remove the developing motor [3]. Figure 4-203B Figure 4-201C 4-12 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 267: Removing The Pick-Up Drive Assembly

    Remove the screw [7] from the pick-up relay PCB, and remove the two screws [8] from the pick-up drive assembly. Figure 4-202C Figure 4-204C 4-13 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 268: Removing The Pick-Up Motor

    [3] from the pulley [4]. Remove the four screws [6], grip ring [5], and pulley [4]; then, remove the pick-up motor. [10] Figure 4-205C Figure 4-206C 4-14 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 269: Scanner Drive Assembly

    Remove the left cover and the hopper left cover. Remove the control panel. Remove the vertical size plate and the glass retainer right; then, remove the copyboard glass. Figure 4-202D 4-15 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 270 Route the scanner cable on the pulleys and hooks as indicated in Figure 4-207D. Put the steel ball into the hole. Wind 8 times. Fix in place temporarily. Figure 4-207D 4-16 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 271 No. 1 mirror mount and the No. 2 mirror mount; and insert the pin [8] that comes with the mirror positioning tool. [10] Figure 4-211D Figure 4-209D [10] Figure 4-212D 4-17 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 272: Fixing Drive Assembly

    [2]; then, remove the fixing motor driver [3]. Figure 4-201E Remove the five screws [4], and remove the fixing drive assembly [5]. Figure 4-202E 4-18 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 273: Waste Toner Feeding Drive Assembly

    Disconnect the connector [4], and remove the four screws [5]; then, slide out the waste toner feeding assembly [6] to the front while shifting it to the right. Figure 4-202F 4-19 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 274: Removing The Waste Toner Feeding Pipe/Screw

    Figure 4-206F Work with care so as not to spill the waste toner from the waste toner Figure 4-204F pipe. 4-20 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 275: Pick-Up/Feeding System

    Remove the four mounting screws [3] each, and remove the paper deck front cover [1] and the paper deck rear cover [2]. Figure 4-304A Figure 4-302A 4-21 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 276: Removing The Pick-Up Roller

    [1], and remove the roller stopper plate [2]. Figure 4-306A Take care not to drop the parallel pin from the pick-up roller shaft. Figure 4-308A 4-22 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 277 Bearing (one-way) Figure 4-310A Remove the mounting screw [7], and remove Rear of the separation roller assembly cover [8]. machine Figure 4-313A Figure 4-311A 4-23 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 278: Removing The Separation Roller

    Roller collar shaft [8] from the separation roller assembly to remove the separation roller [9]. Figure 4-318A 4-24 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 279 Standard (A move to the next hole results in a pressure change of about 50 g). Spring Increase the pressure. Retard stay Figure 4-319A 4-25 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 280: Positioning The Pick-Up Roller Releasing Solenoid

    • If the paper surface is low, move up the paper sensor support plate. • If the paper surface is high, move down the paper sensor support plate. Screw Figure 4-322A 4-26 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 281: Pick-Up Assembly

    Repeat the operation two more times. 10) Press ‘D-SEND-L’. (The measurement data will be written into the DC controller.) 11) Record the value of ‘PUDT-U/L’ on the service label. 4-27 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 282: Removing The Feeding Roller

    Do not remove the rubber por tion of the pick-up roller from the collar. Figure 4-305B 4-28 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 283: Removing The Pick-Up Assembly Separation Roller

    4. Removing the Pick-Up Assembly Separation Roller Remove the pick-up assembly. Remove the screw [2], and remove the lower guide [1]. Figure 4-307B Figure 4-309B 4-29 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 284: Adjusting The Separation Roller Pressure

    [4] of the separation roller [3]. • If double-feeding occurs, hook the spring on • If pick-up faults occur, hook the spring on B. Figure 4-311B Figure 4-313B 4-30 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 285: Positioning The Pick-Up Rollerreleasing Solenoid (Sl9, Sl10)

    7. Releasing the Lifter If the lifter [1] is up, push down the lifter releasing arm [2] to lower it. Figure 4-316B Figure 4-315B 4-31 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 286: Removing The Duplexing Pick-Up Roller

    Do not remove the rubber por tion of the pick-up roller from the collar. Figure 4-318B 4-32 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 287: Removing The Duplexing Feeding Roller 1

    Remove the screw [1], and remove rhe positioning pin [2] Remove the registration roller [2] inlet guide [3]. Figure 4-321B Figure 4-323B 4-33 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 288 Remove the two E-rings [7]. Shift the two feeding roller 2 bushings [8] toward the inside, and remove them together with the shaft [9]. Figure 4-325B 4-34 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 289: Multifeeder Assembly

    [4]; then, remove the Remove the two E-rings [3] (resin), and multifeeder tray assembly [5]. remove the two pick-up rollers [4]. Figure 4-302C Figure 4-304C 4-35 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 290: Removing The Multifeeder Assembly Feeding Roller/Separation Roller

    [6]. Remove the E-ring [7] (resin), and remove the feeding roller [8] and the separation roller [9] in sequence. Figure 4-306C 4-36 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 291: Duplexing Unit

    Remove the duplexing unit. Remove the two grip rings [1], and remove the two paper feeding rollers [3] from the paper feeding roller shaft [2]. Figure 4-302D 4-37 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 292: Pre-Fixing Feeding Assembly

    Lower the duplexing feeding assembly lifter plate [4], and hook it on the cut-off [5]. Figure 4-302E Figure 4-302F 4-38 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 293 Slide out the transfer belt unit, and remove the Figure 4-305F screw [7]. Move the pre-fixing feeding assembly to the front; then, slide it to the delivery side to remove. Figure 4-304F 4-39 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 294: Delivery/Reversing Assembly

    [5]. disconnect the two connectors [3], and pull out the delivery/reversing assembly [4] to the left side. Figure 4-304G Figure 4-302G 4-40 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 295 4. MECHANICAL SYSTEM Remove the spring [5], and remove the separation claw [6]. Figure 4-305G 4-41 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 296: Transfer Unit

    Turn the knob [7] counterclockwise halfway to unlock, and remove the two screws [9], and remove the transfer blade [10]. Figure 4-402A [10] Figure 4-405Aa 4-42 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 297: 1B. Cleaning The Transfer Blade

    [1] to the front side plate. Figure 4-408A Figure 4-406A Remove the two screws, and remove the pre- transfer cover. 4-43 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 298 [15] [12] [13] Figure 4-412A Figure 4-410A Hold as shown in Figure 4-411A, and open the transfer belt assembly [13]. [13] Figure 4-411A 4-44 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 299: Removing The Transfer Belt

    [6] and the sensor unit fixing Remove the three screws [2], and remove the plate [4] in place. grounding roller unit [3]. Figure 4-414Ac Figure 4-414Aa 4-45 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 300 [10]. Figure 4-417A 10) To protect the transfer belt [12], place A3 paper [13] as shown. [12] [10] Figure 4-416A [13] Figure 4-418A 4-46 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 301 12) Loosen the screw [16], and while pulling the rear releasing lever [17] in the direction of the arrow, bend the link roller assembly [18]. [18] [17] [16] Figure 4-420A (rear) 4-47 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 302 Figure 4-425A plate [2]. Bend the link roller assembly [7] in the direction indicated, and detach the belt [8]. Figure 4-423A Figure 4-426A 4-48 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 303: Installing The Transfer Belt

    4. If you have removed or replaced the transfer belt, execute ‘FUNC > F-MISCp > E075-RLS’ in ser vice mode to initialize the trans fer belt swing data. 4-49 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 304: Removing The Transfer Belt Swing Motor (M13)

    ‘FUNC > F-MISCp > E075-RLS’. (See chapter 7. Initializing the Trans- fer Belt Swing Control Data.) Figure 4-431A 4-50 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 305: Removing The Transfer Belt Motor (M14)

    3.5 ± 0.3mm Figure 4-435A When installing the internal static eliminating roller, check to make sure that the connector [3] is se- Figure 4-433A curely connected. 4-51 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 306: Removing The Grounding Roller

    Figure 4-439A Figure 4-437A Remove the mounting screw [4], and remove the roller fixing plate [3]; then, remove the grounding roller [5]. Figure 4-438A 4-52 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 307: Transfer Belt Mount

    Figure 4-441A Figure 4-402B After installing the belt, execute ‘FUNC > F- MISCp > E075-RLS’ in service mode to initialize the transfer belt swing data. 4-53 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 308: Removing The Transfer Cleaning Web

    [3]. cleaning blade support shaft [5]. Remove the web fixing bushing [6], and remove the transfer cleaning web. Figure 4-406B Figure 4-404B 4-54 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 309: Replacing The Separation Paper Guide Static Eliminating Wire

    Shift up the separation paper guide [1], and move it to the rear to remove. Figure 4-403C Figure 4-401C Remove the screw [2], and remove the guide plate [3]. Figure 4-402C 4-55 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 310: Exposure System

    2. Do not leave fingerprints on the scanning lamp. 3. If the surface of the scanning lamp is soiled, dry-wipe it. 4-56 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 311: Removing The Standard White Plate

    Figure 4-504A Remove the two screws [3], and remove the Figure 4-506A standard white plate [4]. Remove the CCD cover [2]. Figure 4-507A Figure 4-505A 4-57 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 312: Removing The Scanner Cover

    2. Take care not to damage the power wire [3] of the scanning lamp. Figure 4-511A 3. Pay attention to the bend at the front. Figure 4-509A Figure 4-512A 4-58 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 313: Pre-Exposure System

    At this time, take care not to drop the primary charging assembly rail. Figure 4-501B Remove the screw, and slide out the pre- exposure lamp PCB. 4-59 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 314: Laser System

    Figure 4- 601A. Figure 4-603A Figure 4-601A (fixing screw) Figure 4-604A Figure 4-602A (fixing position) 4-60 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 315: Removing The Laser Unit

    Performing Focus Adjustment Using two screws [2] (w/hex hole), install the laser unit to the laser mount. [10] Figure 4-606A 4-61 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 316 27.3 ±0.2 mm, i.e., where the markings match. Figure 4-610A Positive direction Figure 4-609A Figure 4-611A Tighten the locking nut [3], and fix the position of the lens in place. 4-62 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 317: Removing The Lens Scanner Motor (M4)

    Do not remove the M3 screw used to keep the cover in place. Figure 4-613A Figure 4-612A Figure 4-614A 4-63 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 318: Image Position Correcting Mirror Unit

    Otherwise, the position of the mirror unit will be lost. 4-64 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 319: Points To Note When Installing The Y Image Correcting Mirror Unit

    Disconnect the connector [1], and remove the spring [2]. Remove the two screws [3], and remove the motor [4]. Figure 4-605B (front) Figure 4-607B 4-65 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 320: Shifting The Scanner Unit

    Disconnect the two connectors [1] on the analog processor PCB, and remove the two screws [2]; then, remove the analog processor PCB [3]. Figure 4-611B Figure 4-609B 4-66 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 321 [11] Figure 4-612B [10] Remove the two stepped screws [9]. Figure 4-614B 10) Remove the five screws [12]. [12] [12] Figure 4-613B Figure 4-615B 4-67 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 322: Removing The M Image Position Correcting Mirror Unit

    As in the case of the Y image position correcting mirror unit, remove the three screws to remove the M image position correcting mirror unit. 4-68 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 323: Removing The Dust-Proofing Glass

    [1], insert it by forcing it in the direction of arrow A; then, push it down in the direction of arrow B to set. Figure 4-622B Figure 4-620B 4-69 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 324: Hopper System

    [8]; then, remove the BD unit [9]. Figure 4-625B Mark the position of the unit support plate [3]. Figure 4-624B Figure 4-626B 4-70 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 325 [5]; then, remove the BD unit [6]. Figure 4-627B You must execute ‘FUNC > INSTALL > REG-APER’ in service mode whenever you have installed the BD unit. 4-71 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 326: Hopper Assembly

    Figure 4-703A Install the hopper middle position metal fixing [6] (left, right). Figure 4-702A Figure 4-704A 4-72 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 327 Remove the screw [9] from the left grip assembly. Figure 4-709A 10) Lift the hopper assembly by holding it on its top left and right to remove. Figure 4-707A 4-73 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 328: Keeping The Hopper Assembly From Tumbling Down

    [3] and E-ring [4], and disconnect the Figure 4-710A two connectors [5] for each color; then, remove two screws [6] at the back. Figure 4-712A 4-74 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 329 [1] will not interfere with the gear of the drive unit; otherwise, toner may spill. Figure 4-714A Figure 4-716A 4-75 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 330: Removing The Toner Level Sensor

    In the case of the main toner level sensor [7], remove the hopper; then, disconnect the connector, and remove the two screws [8]. Figure 4-718A Figure 4-720A 4-76 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 331 [12] each. [13] [14] [14] Pay attention to the E-ring, C-ring, and internal parallel pin. [10] Figure 4-723A Figure 4-721A [11] [12] Figure 4-722A 4-77 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 332: Charging System

    Do not clean the grid plate or the primary charging wire. If images are not even in density or faulty, replace them. Figure 4-803A 4-78 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 333: Separation/Pre-Fixing Assembly

    Figure 4-801B 2. Routing the Gut Wire Route the gut wire as shown in Figure 4-802B. Screw w/washer Gut wire Screw w/washer Figure 4-802B 4-79 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 334: Process Unit System

    Remove the four primary charging assemblies [2]. Figure 4-903A Remove the two screws [5] of the process unit [4]. Figure 4-904A Figure 4-902A 4-80 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 335: Removing The Developing Assembly/Cleaning Unit

    Figure 4-905A Figure 4-907A Slide out the process unit [4] fully to the front. Pull out the positioning pin [2]. Figure 4-906A Figure 4-908A 4-81 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 336 • Be sure to spread paper under it to prevent soiling with toner. • Do not move a unit over units of different colors. 4-82 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 337: Installing The Process Unit

    Check to see that the edge of white paper is bent down. Figure 4-910A Set the developing assembly [2] in the process unit. Figure 4-911A 4-83 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 338 • Be sure to dry-wipe the drum contact face with lint-free paper before using it again. 4-84 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 339: Cleaning Assembly

    Be sure not to force the paper to avoid damaging the edge. Figure 4-904B Figure 4-902B 4-85 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 340: Removing The Cleaner Side Seal

    Figure 4-905B Try pressing on the cleaner side seal to make sure that it will not get caught on the blade. Figure 4-907B 4-86 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 341: Developing Assembly

    Figure 4-901C cleaning unit. Remove the three screws [1], and remove the cleaning assembly scoop-up sheet [2] together with its support plate. Figure 4-909B 4-87 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 342: Replacing The Color Toner Density

    Be sure not to touch the surface of the cover after cleaning. Holding the developing assembly upper cover on its edges, install the developing assembly. 4-88 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 343 3024), fix the blade metal plate [4] in place Connect the connector, and install the with four screws [5]. developing assembly upper cover. Developing sleeve Figure 4-907C Figure 4-908C 4-89 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 344: Photosensitive Drum

    (Do Figure 4-903D not use paper, lint-free or otherwise.) Do not dry-wipe or use solvent. Do not use drum cleaning powder. 4-90 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 345: Salt Sensor

    If you have replaced the SALT sensor, be sure to replace the developing agent of the corre sponding color. (See the instruc- tions on how to replace.) 4-91 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 346: Disassembling And Cleaning The Inside Of The Salt Sensor Unit

    [6] with a blower brush. Figure 4-906E Do not apply excessive force when cleaning the sensor face. Use light tapping motions. Figure 4-905E 4-92 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 347: No. 2 Scoop-Up Sheet

    1. Removing the No. 2 Scoop-Up Sheet Remove the SALT sensor unit. Remove the two screws [1], and remove the No. 2 scoop-up sheet [2]. Figure 4-908E Figure 4-901F 4-93 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 348: Fixing System

    Remove the two screws [5], and remove the fixing assembly front cover [6]. Open the external delivery unit and the internal delivery unit. Figure 4-1002A 4-94 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 349: Opening The Upper Fixing Roller Unit

    Figure 4-1005A [12] [12] Figure 4-1004A Take care. The oil filter may stick to the bottom of the fixing assembly when the assembly is lifted. 4-95 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 350: Removing The Upper Fixing Heater

    Pull out the faston (rear) [1] of the upper fixing heater. Figure 4-1007A Pull out the upper fixing heater to the front. Figure 4-1006A 4-96 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 351: Removing The Lower Fixing Heater

    4. X. FIXING SYSTEM, A-3. Removing the Upper Fixing Heater). Remove the upper fixing roller metal fixing [1] (one each from front and rear). Figure 4-1010A 4-97 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 352: Removing The Lower Fixing Roller

    Figure 4-1012A Free the cord of the thermistor from the cord clamp [2]. Disconnect the connector, and remove the fixing thermistor (upper). Figure 4-1011A 4-98 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 353: Removing The Fixing Thermistor

    Remove the two screws [1], and remove the that the thermistor is all the way to the front. fixing inlet guide mount [2]. Figure 4-1014A Figure 4-1016A 4-99 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 354: Removing The Fixing Thermal Switch (Upper)

    Remove the two screws [1], and remove the fixing thermal switch [2] (upper). Figure 4-1017A Remove the screw [5], and remove the fixing thermistor (lower) [6]. Figure 4-1019A Figure 4-1018A 4-100 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 355: Removing The Fixing Thermal Switch (Lower)

    Remove the fixing assembly (See chapter 4. oil bottle. X. FIXING SYSTEM, A-1. Removing the Fixing Assembly). Remove the oil filter [1]. Figure 4-1021A 4-101 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 356: Upper Fixing Cleaner Assembly

    Insert the process unit tool [5] into the return- stop plate [6] as shown in Figure 4-1003B, and release the web [7]. Figure 4-1001B Figure 4-1003B 4-102 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 357: Fixing Lower Cleaning Assembly

    2. Installing the Upper Fixing Web When installing the web [1], install the length detecting lever [2] as shown in Figure 4-1005B. Figure 4-1001C Figure 4-1005B 4-103 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 358: Removing The Lower Fixing Blade

    [3] to the mount with screws [2], tighten the screws starting with the one on either end and then in sequence. Figure 4-1003C 4-104 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 359: Fixing Oil Application Unit

    When installing the blade to the unit, be sure to return the blade unit as shown in the figure to prevent dam- age to the fixing roller. 4-105 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 360: Removing The Oil Applying Roller Blade

    Open the oil applying roller assembly [4] in the direction of the arrow, and tighten the screw [2] to fix in position. Figure 4-1003D Figure 4-1005D 4-106 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 361: Electrical System

    2. Removing the AC Driver Remove the rear cover. Remove the screw [1], and remove the DC controller assembly [2]. Figure 4-1101-3 Figure 4-1101-2 4-107 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 362: Highvoltage Transformer

    Remove the rear cover 1/2/3. Disconnect the four connectors [1], and remove the four screws [2]; then, remove the power supply cooling fan unit [3]. Figure 4-1101-5 4-108 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 363: Removing The Primary High-Voltage Transformer

    [2]; then, remove the cover [2]. primary high-voltage transformer [3]. Figure 4-1101-7 Disconnect the two connectors [3]. Figure 4-1101-6 Figure 4-1102-7 Figure 4-1102-6 4-109 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 364: Removing The Environment Sensor Pcb

    [5]. Disconnect the connector [1], and remove the two PCB supports [2]; then, remove the environment sensor PCB [3]. Figure 4-1101-8 Figure 4-1102-9 4-110 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 365: Removing The Eco Board

    Remove the two screws [6], and remove the cable retainer [5]; then, disconnect the connector J1453 [7]. Figure 4-1101-11 (fixing screw position) Figure 4-1104-11 4-111 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 366: Removing The Image Processor Pcb And The Memory Pcb

    [6] each; then, slide out the image processor PCB [7] and the memory PCB [8]. Figure 4-1101-12 (fixing screw position) Figure 4-1104-12 4-112 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 367: Removing The Video Controller Pcb

    Disconnect the four connectors [1], and remove the four screws [2]; then, remove the polygon motor driver [3]. Figure 4-1102-13 Figure 4-1101-14 4-113 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 368: Removing The Potential Sensor Unit

    When installing the potential sensor Figure 4-1102-15 unit [8], tighten the screw while butt- ing it against the front side plate [9]. Figure 4-1105-15 4-114 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 369: Removing The Image Position

    > INSTALL (2nd screen) > REG- APER (auto adjustment of pattern reading position)’; then, turn off and then on the power to execute image position correction. Figure 4-1102-16 4-115 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 370: Cleaning The Shutter

    Take care not to peel the end of the plastic sheet shown in the figure. Try not to apply excessive force when dry wiping the LED. 4-116 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 371: Removing The Transfer High-Voltage Transformer

    [7]; then, remove the transfer high-voltage transformer [5]. Figure 4-1101-17 Disconnect the five connectors [4] from the transfer high-voltage transformer. Figure 4-1104-17 Figure 4-1102-17 4-117 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 373 Externals .......... 5-19 INSTALLING THE ORIGINAL TRAY ..5-38 F. Mounting the Belt Retaining INSTALLING THE CONTROL Members .......... 5-20 CARD V ..........5-39 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 375: Selecting The Site

    FS6-8393 240V This machine has been modified to 240V for North America. Figure 5-1 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 376 50 cm min. Figure 5-3 Make the following spatial considerations for the machine: 1663mm (if w/ projector) 1573mm 2236mm 2633mm (if w/ sorter) Figure 5-4 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 377: Installation

    Turn the nuts, and remove the metal fixings (2 each at front and rear) used to keep the skids. Nuts (front) Metal fixings Metal fixings (rear) Nuts COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 378 • Laser shutter open tool (2 pcs.) • Starter collecting container (4 pcs.) • Drum protection sheet plastic bag • Transfer unit fixing tool • Storage box COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 379: Removing The Fixings, Supplying Fixing Oil, And Changing The Voltage Rating (240V North American Model)

    Thereafter, set the transfer unit in place. COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 380 5. INSTALLATION Step Work Remarks Remove the cap from the fixing oil tank, and pour two bottles of fixing oil. Then, close the cap. COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 381: Supplying Toner

    Check to make sure no toner remains on the mesh over the inlet to the hopper; otherwise, tap on the hopper until all toner has fallen into the hopper. COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 382 (2 mounting screws). • Put the transfer unit back into its original position. (Keep the releasing lever released.) Lever Transfer unit COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 383 The knobs have a two-layer construction. To remove, turn the small knob at the center counterclockwise. Remove the two screws from the Screw Process unit Screw process unit. COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 384 Store away the screw and locking rolls. Do not remove the protection sheet from the drum. 5-10 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 385 Check the power supply, and connect the power plug. Turn on the power switch, insert the control key, and turn Start service mode, and press FUNC 5-11 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 386 (if (face sticker is on the right side). attached to the screw hole) Lift the hopper assembly as far up as it goes. 5-12 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 387 (left) Release the lock of the hopper assembly, and lower the hopper assembly as far down as the metal fixing. 5-13 COPYRIGHT © 2001 CANON INC. CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 388 Lift the hopper assembly as far up as it moves, and manually engage the lock found in the lower left of the hopper assembly. Work as instructed under D. “Supplying Starter.” 5-14 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 389: Supplying Starter

    After supplying all developing assemblies with starters, check to make sure that 10 min or more has passed since the end o