Page 2 - IMPORTANT; COPYRIGHT © 1999 CANON INC.
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) IMPORTANT THIS DOCUMENTATION IS PUBLISHED BY CANON INC., JAPAN, TO SERVE AS A SOURCE OF REFERENCE FOR WORK IN THE FIELD. SPECIFICATIONS AND OTHER INFORMATION CONTAINED HEREIN MAY VARY SLIGHTLY FROM ACTU...
Page 3 - INTRODUCTION
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) i This service manual has been prepared for the PC800/900 Series machines, providing basic information used for servicing the machines in the field so as to ensuretheir quality and performance. This ser...
Page 4 - i i; The following rules apply throughout this Service Manual:
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) i i The following rules apply throughout this Service Manual: 1. Each chapter contains sections explaining the purpose of specific functions and therelationship between electrical and mechanical systems...
Page 5 - i i i; The notation “
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) i i i Model PC860PC880PC890PC920PC920PC920PC920PC921PC940PC941PC950PC950PC950PC960PC980PC981 Type code TYA TZA UAA PUD PUE PUHTVBTVC TVD TVE PUF PUG TVF TVGTVH TVJ Multi- feeder √ √ √ √ √ √ √ √ Singlefe...
Page 6 - i v
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) i v
Page 7 - CONTENTS; CHAPTER 1 GENERAL DESCRIPTION
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) v CONTENTS CHAPTER 1 GENERAL DESCRIPTION CHAPTER 2 BASIC OPERATION CHAPTER 3 EXPOSURE SYSTEM I. FEATURES .................................. 1-1 II. SPECIFICATIONS ....................... 1-2A. Copier .....
Page 8 - v i; CHAPTER 4 IMAGE FORMATION SYSTEM; C. Controlling the Primary; CHAPTER 6 FIXING SYSTEM
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) v i CHAPTER 4 IMAGE FORMATION SYSTEM CHAPTER 5 PICK-UP/FEEDING SYSTEM I. IMAGE FORMATION SYSTEM ... 4-1A. Outline ................................... 4-1 B. Timing Chart for the ImageFormation System .....
Page 9 - v i i; CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS; C. Detecting an Error on
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) v i i CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS CHAPTER 9 INSTALLATION CHAPTER 10 MAINTENANCE AND SERVICING CHAPTER 8 ADF I. FANS ............................................ 7-1 II. POWER SUPPLY SYSTEM ...
Page 10 - v i i i; APPENDIX; III. TROUBLESHOOTING IMAGE
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) v i i i APPENDIX CHAPTER 11 TROUBLESHOOTING I. MAINTENANCE ANDINSPECTION ............................ 11-3A. Image Adjustment BasicProcedure ........................... 11-3 B. Points to Note forServici...
Page 11 - the machine, and an outline of copying process.
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 1 GENERAL DESCRIPTION This chapter provides specifications of the machine, instructions on how to operate the machine, and an outline of copying process. I. FEATURES ...............................
Page 13 - FEATURES; • The machine’s top unit may be opened to make jam removal easy.
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 1 I. FEATURES 1. Personal Copier with a Zoom Function and a Fixed Copyboard • You can choose either a default enlargement/reduction ratio or any ratio between 70% and 1...
Page 14 - Copier; Type; Mechanisms; Descriptions
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 2 II. SPECIFICATIONS A. Copier 1. Type Descriptions Desk top Fixed Halogen lamp (80 V/110 W for 120V-model; 150 V/160 Wfor 220/240 V-model) Fixed focal point lens OPC d...
Page 15 - Performance
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 3 3. Performance Descriptions Sheet, book, 3-D object (2kg max.) A4 (297 × 210 mm)/LGL (216 × 356 mm) Inch/AB-configuration: 2R2E Inch-configuration: 3R1E 70% to 141% (...
Page 17 - Others; 50-sheet cassette type
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 5 4. Others Descriptions 7.5°C to 32.5°C/44.5°F to 90.5°F5% to 85% RH607.95 to 1013.25 hPa (0.6 to 1 atm) 120 V 60 Hz 220/240 V 50 Hz, 60 Hz TVBxxxxx PUDxxxxx PUHxxxxx ...
Page 18 - Default Ratios; Item
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 6 5. Default Ratios Table 1-205 2R2E (Inch/AB-configuration) 1:1.000 1:0.707 1:0816 1:1.154 1:1.414 Item Direct Reduce I Reduce II Reduce III Reduce IV Enlarge I Enlarg...
Page 19 - Copying Speed; Number of copies
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 7 6. Copying Speed Table 1-206 *1. The number of copies starting with the pickup operation that follows the delivery of the 19th copy in a continuous copying job. (See ...
Page 22 - External View; Copyboard Type
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 1 0 [1] Copy tray[2] Power cord connector[3] Open/close lever [1] Copyboard cover[2] Static eliminator cleaner[3] Manual feed tray [4] Right door[5] Cassette[6] Copyboa...
Page 23 - ADF Type
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 1 1 [1] ADF[2] Manual feed tray[3] Right door [1] Static eliminator cleaner[2] Delivery guide plate[3] Copy tray[4] Power cord connector [4] Cassette[5] Copyboard glass...
Page 25 - Cross Section; Body
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 1 3 [1] No. 3 mirror[2] No. 2 mirror[3] No. 1 mirror[4] Scanning lamp[5] Heat exhaust fan[6] Copyboard glass[7] Side blanking lamp[8] Lens[9] Primary charging roller[10...
Page 27 - Description; IV. USING THE MACHINE; Control Panel
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 1 5 Description Adjusts the density of copiesmanually. Indicates the selected copy den-sity mode. Indicates the selected default ra-tio. Indicates the selected cassette...
Page 28 - Applies only to a multifeeder model.
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 1 6 Description No. Remarks Name 10 11 12 13 14 15 Count/zoom set key Zoom indicator *2 Zoom key *2 Paper selection key *1 Default ratio key Copy density mode selection...
Page 29 - V. ROUTINE MAINTENANCE BY THE USER; Soiled Images; b.1 Cleaning in Feeder Cleaning Mode
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 1 7 Zoom V. ROUTINE MAINTENANCE BY THE USER Instruct the user to clean the following if images tend to be soiled or copy paper tends to jam often. 1. Soiled Images a. C...
Page 30 - If Jams Occur Frequently; Static Eliminator
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 1 8 b.2 Cleaning by Hand 1) Wipe the feed belt with a moist cloth (water or mild detergent solution) in the direction of the arrow in the figure; then, dry wipe it. Fig...
Page 32 - Outline; The construction of the machine is as follows:
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 2 0 Scanning lamp Copyboard glass Fixed focal point lens Side blanking lamp(front, rear) Developing blade Developing cylinder Primary charging roller Cleaning blade Tra...
Page 33 - Image exposure
CHAPTER 1 GENERAL DESCRIPTION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 - 2 1 The machine’s image formation process consists of the following seven steps: Step 1 Primary charging (AC + negative DC) Step 2 Image exposure Step 3 Development (AC...
Page 35 - Process speed
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 2 BASIC OPERATION This chapter provides descriptions on basic operations, functions of each operation, relationships between electrical and mechanical systems, and timing at which eachassociated...
Page 37 - BASIC OPERATIONS; Functional Construction; age formation system, and control system.
CHAPTER 2 BASIC OPERATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2 - 1 I. BASIC OPERATIONS A. Functional Construction The machine consists of four functional blocks: pickup/feeding system, exposure system, im- age formation system, and contr...
Page 38 - Outline of Electrical Circuitry
CHAPTER 2 BASIC OPERATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2 - 2 B. Outline of Electrical Circuitry The machine’s major electric mechanisms are controlled by the microprocessor mounted on the DC controller PCB, which reads input signal...
Page 39 - Basic Sequence of Operations; Scanner home position detection
CHAPTER 2 BASIC OPERATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2 - 3 C. Basic Sequence of Operations • A4R, Direct, 2 Copies, Continuous, Cassette I : Scanner home position detection II : Lens home position detection Figure 2-103 Copy Star...
Page 41 - diagram of the circuit.
CHAPTER 2 BASIC OPERATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2 - 5 D. Controlling the Main Motor (M1) 1. Outline Table 2-102 shows the functions of the main motor control circuit, and Figure 2-104 is a block diagram of the circuit. Table...
Page 42 - Operations; Turning On/Off the Main Motor
CHAPTER 2 BASIC OPERATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2 - 6 2. Operations The main motor (M1) is a DC motor with a built-in clock pulse generator, which generates clock pulses (MMCLK) in relation to the rotation of the motor while...
Page 43 - Inputs to and Outputs from the DC Controller
CHAPTER 2 BASIC OPERATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2 - 7 E. Inputs to and Outputs from the DC Controller 1. Inputs to the DC Control (1/2) Figure 2-105 PS1 PS2 PS3 TH1 TH2 J101-1 -3-2 J109-11 -10 -9 J102-7 -9-8 J132-3 -5-4 J108...
Page 47 - Inputs to and Outputs from the ADF
CHAPTER 2 BASIC OPERATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2 - 1 1 5. Inputs to and Outputs from the ADF Figure 2-109 Composite power supply PCB +24V +5V +5V +24V J114-1 -2 REQ -3 -4 ACK -5 -6 TXD -7 -8 -8 -7 -6 -5 -4 -3 -2 -1 RXD DC c...
Page 51 - OPERATIONS; Table 3-101 shows the major functions of the exposure system.
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 1 Item Lamp Scanning Scanner position detection Ratio variation Lens drive control Scanner drive control Protective function Description Halogen By moving the No. 1 mirror ...
Page 52 - Varying the Reproduction Ratio; changed to vary the reproduction ratio.
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 2 Figure 3-102 Direct Optical length Reduction Optical length Enlargement Optical length Optical length: L1 < L2, L1 < L3 L3 L2 L1 F F F F' F' F' B. Varying the Repro...
Page 53 - Lens Drive System; (SL3) turns on, the switching gear is pushed in the direction of
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 3 Figure 3-103 Lens home positionsensor (PS2) Lens shift detecting shaftfor side blanking lamp Lens unit Reduction Scanner/lens drive motor(M2) No. 4/5 mirror unit Top View...
Page 54 - Scanner Drive System; changes to move the scanner forward or in reverse.
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 4 Figure 3-104 J101-1 M2 PS1 Light-blockingplate Scanner home position signal (SCHP) Scanner home position sensor (PS1) J110-1 SC_COM -2 SC_B* -3 SC_B -4 SC_COM -5 SC_A* -6...
Page 55 - • Provides a means of reference for; Relationship between Scanner Sensor and Signal
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 5 Description • Provides a means of reference for determining forward movementdistance. • Stops the scanner moving in re- verse in 0.1 sec. Scanner sensor PS1(scannerhome p...
Page 56 - Controlling the Copying Speed; ture of the copyboard.
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 6 Figure 3-106 , , , Switching to 6-cpm copying speed SCRV SCFW SCRV SCFW SCRV SCFW SCRV LSTR STBY Check timing by thermistor(TH2) Main motor (M1) Registration clutch solen...
Page 57 - Controlling the Scanner/Lens Drive Motor
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 7 Current switching signal 1 Current switching signal 2 Current switching signal 3 (Q101) (Q109) DC controller PCB A A* B B* SC-COM SC-COM J110 SC-A SC-A* SC-B SC-B* M2 Mot...
Page 59 - Controlling the Scanning Lamp
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 9 Figure 3-201 (Q101) Serialcommunication VR107 DC controller PCB Microprocessor (Q900) Intensity adjustmentsignal PWM_1KHz Lamp activationsignal LAMP_ON Activation detecti...
Page 60 - Turning On/Off the Scanning Lamp
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 1 0 2. Operations a. Turning On/Off the Scanning Lamp The DC controller PCB and the composite power supply exchange signals in serial communi- cation to control the scannin...
Page 61 - Monitoring the Activation of the Scanning Lamp; Related Error Code; ning lamp activation signal has been sent.; Controlling the Intensity of the Scanning Lamp
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 1 1 Figure 3-202 c. Monitoring the Activation of the Scanning Lamp The activation detection signal (LAMP_DETECT) is sent to the microprocessor (Q900) on the composite power...
Page 62 - Varistors come with a washer to ensure electrical continuity.)
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 1 2 III. DISASSEMBLY/ASSEMBLY As needed, disassemble/assemble the machine with the following in mind:1. ! Before starting the work, turn off the power switch and disconnect...
Page 63 - Scanner Drive Assembly; the DC controller PCB.
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 1 3 Figure 3-301 Figure 3-302 [1] [1] [2] [3] A. Scanner Drive Assembly 1. Removing the Scanner/Lens DriveMotor 1) Remove the front lower cover. (See Chapter 7.III.A.2.“Rem...
Page 64 - ) Open the machine’s top unit farther, and
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 1 4 Figure 3-303 Figure 3-304 [4] [4] [5] 5) Open the machine’s top unit farther, and hold it in position using the handle (about30 mm in diameter) of a screwdriver. 6) Rem...
Page 66 - Outline of the Scanner Drive Cable
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 1 6 Figure 3-306 Wind 1.5 times. (black cable)Wind 7.5 times.(silver-colored cable) 2. Outline of the Scanner Drive Cable
Page 67 - Routing the Scanner Drive Cable; Before Starting the Work
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 1 7 Figure 3-307 Figure 3-308 [1] 3. Routing the Scanner Drive Cable a. Before Starting the Work Prepare the following: • Mirror positioning tool• Cable clip• Adhesive tape...
Page 68 - ) If the machine is equipped with an ADF,
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 1 8 Figure 3-309 Figure 3-310 [2] [2] [4] [2] [2] [3] [3] [5] [4] [5] 5) If the machine is equipped with an ADF, free the hook [2], and disconnect the tworelay connectors [...
Page 70 - Routing the Reversing Cable
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 2 0 Figure 3-313 Figure 3-312 [2] Shorter end Longer end [1] Face with a marking [1] [3] Top View [3] b. Routing the Reversing Cable 1) Wind the reversing cables (silver-co...
Page 74 - Routing the Forwarding Cable
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 2 4 Figure 3-322 Figure 3-321 Figure 3-323 [4] [3] [2] [1] Face without a marking [5] [1] [6] [5] [7] [8] [9] c. Routing the Forwarding Cable 1) F i t t h e l o n g e r e n...
Page 78 - Positioning the No. 1 Mirror Mount
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 2 8 Figure 3-330 (rear) Figure 3-331 (front) [1] [2] [1] [2] d. Positioning the No. 1 Mirror Mount 1) Fix the rear and the front of the No. 1 mir- ror mount [1] temporarily...
Page 81 - Lens Drive Assembly; Removing the Lens Cable
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 3 1 Figure 3-336 [1] [1] [2] B. Lens Drive Assembly 1. Removing the Lens Cable 1) Turn on the power; when the lens has moved to the Direct position, disconnectthe power plu...
Page 82 - ) Mark the position of the lens cable fixing
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 3 2 Figure 3-337 Figure 3-338 [3] Marking [4] [5] [6] 5) Mark the position of the lens cable fixing plate [3] and the lens mount [4] with ascriber. Caution: When routing th...
Page 83 - ) Holding the middle of the No. 1 mirror
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 3 3 Figure 3-341 Figure 3-339 Figure 3-340 [7] [8] [6] [9] [10] 7) Remove the screw [7], and detach the cam gear [6] and the cable retainer [8]. 8) Holding the middle of th...
Page 85 - Routing the Lens Cable; ) After routing the lens cable, keep the lever
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 3 5 Figure 3-344 Figure 3-345 [2] [1] [1] [2] [3] 2. Routing the Lens Cable 1) After routing the lens cable, keep the lever [1] of the No. 4/5 mirror mount disen-gaged from...
Page 87 - Exposure System; Removing the Scanning Lamp; ) Holding the middle of the No. 1 mirror
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 3 7 Figure 3-347 Figure 3-348 [1] [2] [3] [4] [5] C. Exposure System 1. Removing the Scanning Lamp 1) Disconnect the power plug.2) Remove the copyboard glass. (See Chapter ...
Page 88 - Do not start the work if the scanning
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 3 8 Figure 3-349 [7] [6] 5) While pushing the electrode mount [6] found at the rear of the machine in the di-rection of the arrow, detach the scanninglamp [7]. Caution: 1. ...
Page 89 - When mounting the scanning lamp, be
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 3 9 Figure 3-350 Logo mark Scanning lamp 45 (approx.) (mirror mount moving in reverse) (front) 2. Points to Note When Mounting theLamp When mounting the scanning lamp, be s...
Page 90 - Removing the Thermal Fuse; When mounting the thermal fuse, be sure
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 4 0 Figure 3-351 Figure 3-352 [1] [2] (front) Thermal fuse Reflecting plate 3. Removing the Thermal Fuse 1) Disconnect the power plug.2) Remove the copyboard glass. (See Ch...
Page 91 - Removing the Thermistor Unit
CHAPTER 3 EXPOSURE SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 4 1 5. Removing the Thermistor Unit 1) Remove the top cover. (See Chapter 7.III.A.1. “Removing theTop Cover.”) 2) Disconnect the connector (J131) [1] from the DC controller...
Page 95 - IMAGE FORMATION SYSTEM; The major functions of the image formation system are as follows:
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 1 Item Controlling the primary chargingroller bias Transfer roller bias control Developing/separation staticeliminator bias control Density control Blanking control ...
Page 97 - Timing Chart for the Image Formation System
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 3 Figure 4-102 , Copy Start key ON STBY INTR SCFW forward SCFW SCRV Reverse -625V 3200V -400V 0.5sec.(approx.) LSTR STBY Main motor (M1) Scanning lamp (LA1) Primary ...
Page 98 - Controlling the Primary Charging Roller Bias
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 4 C. Controlling the Primary Charging Roller Bias 1. Outline The circuit shown in Figure 4-103 is used to control the voltage applied to the primary charging roller,...
Page 100 - DC bias ON signal; Table 4-102 Relationship between DC Bias Output and Signal; Turning On and Off the AC Bias; Turning On and Off the DC Bias
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 6 DC bias ON signal (8-bit signal communication) bit0 bit1 1 – 1 0 0 0 PR_DC_ON (J103-4) 0 1 1 DC bias ON (image area)DC bias ON (non-image area)DC bias OFF Table 4-...
Page 101 - Switching the DC Bias Level
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 7 Figure 4-104 , , , Copy Start key ON STBY INTR SCFW SCFW SCRV LSTR STBY Main motor (M1) Scanning lamp (LA1) Primary AC bias Primary DC bias -400V -625V SCRV d. Swi...
Page 102 - Controlling the Transfer Roller Bias
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 8 Figure 4-105 Main transformer Transfer positive DC bias generation circuit Transfer positive DC bias ON signalT_REV_ON* T101 Transfer current detection signal T_FW...
Page 103 - Transfer bias ON signal; Turning On and Off the Transfer Bias
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 9 T_REV_ON* signal 10 11 Negative transfer bias ONPositive transfer bias ON (cleaning bias)Transfer bias OFFATVC Transfer bias ON signal (serial communication) bit2 ...
Page 104 - Correcting the Transfer Bias Voltage Level (ATVC control)
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 1 0 STBY INTR SCFW SCFW SCRV LSTR STBY Main motor (M1) Reference bias (ATVC) Transfer bias SCRV 0.7sec (approx.) 0.8sec (approx.) Copy Start key ON 1.2sec (approx.) ...
Page 105 - Controlling the Developing/Separation Static Eliminator Bias
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 1 1 E. Controlling the Developing/Separation Static Eliminator Bias 1. Outline The circuit shown in Figure 4-107 is used to control the voltage applied to the develo...
Page 107 - Developing DCON signal; ated by the DC controller PCB.
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 1 3 DC bias ONDC bias ON(- 500V)DC bias OFF Developing DCON signal (Serial communication) bit5 bit6 – 1 0 1 0 0 DV_DC_ON (J103-3) 01 1 2. Turning On and Off the DC B...
Page 108 - Toner save mode; Controlling the Voltage Level of the Developing DC Bias
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 1 4 Developing DC biasVoltage supplied tothe scanning lamp Toner save mode -75V -2V *1 -3V *2 Photo mode +15V -2V *1 -3V *2 Figure 4-108 If the machine is not equipp...
Page 110 - Measuring the Density of Originals; the DC component of the developing bias.
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 1 6 Figure 4-113 Scanning lamp +24V +24V +24V +24V +5V +5V VR102 VR103 J601 -3 J107 -2 AEREF AE -2 -3 - + - + - + - + Photo- sensitive drum Developing cylinder (Q101...
Page 112 - Operating Procedure
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 1 8 Figure 4-116 J104 J103 3. AE Adjustment (VR102, VR103) If you have replaced the scanning lamp or the AE sensor PCB, make adjustments as follows: Operating Proced...
Page 114 - Lighter; and close the copyboard cover.
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 2 0 Figure 4-119 9) Repeat steps 5) through 8) so that the values of both VR102 and VR103 are target values. Caution: If you cannot set VR102 and VR103 to the target...
Page 115 - Controlling the Side Blanking Mechanism; adhesion of excess toner when making reduced copies.
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 2 1 Figure 4-121 Figure 4-122 Reflecting plate Rear side blanking lamp Lens shift detecting shaft Front side blanking lamp Reflecting plate (front) , , A B Photosens...
Page 116 - tors come with a washer to ensure electrical continuity.)
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 2 2 II. DISASSEMBLY/ASSEMBLY As needed, disassemble/assemble the machine with the following in mind:1. ! Before starting the work, turn off the power switch and disc...
Page 117 - Drum Cover Shutter; Cartridge
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 2 3 Figure 4-201 a. Drum Cover Shutter If exposed to strong light for a long time, the photosensitive drum can develop photo memory, which can cause white spots or b...
Page 118 - Cleaning the Drum; As a rule, do not touch or clean the photosensitive drum.
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 2 4 2. Cleaning the Drum Caution: As a rule, do not touch or clean the photosensitive drum. 1) Open the machine's top unit, and take out the cartridge.2) Turn over t...
Page 120 - Blank Exposure; ) Set the machine to the maximum ratio
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 2 6 Figure 4-203 [1] C. Blank Exposure 1. Removing the Blanking ExposureUnit 1) Set the machine to the maximum ratio (141%) as follows:• Turn on the power, and selec...
Page 121 - ) Open the machine’s top unit farther, and
CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4 - 2 7 Figure 4-204 Figure 4-205 Figure 4-206 [3] [4] [5] Lamp PCBs 7) Open the machine’s top unit farther, and hold it in place using the handle of ascrewdriver (about...
Page 123 - CHAPTER 5; C. Controlling the Movement of
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 5 PICK-UP/FEEDING SYSTEM This chapter explains the principles used from when copy paper is picked up to when a copy is delivered in view of the functions of electrical and mechanical units and i...
Page 125 - PICKUP/FEEDING SYSTEM
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 1 Table 5-101 Notation PS3 PS4 PS5 Q751 Name Delivery sensor Vertical path roller paper sensor Single-feeder paper sensor Pre-registration roller paper sensor Remark...
Page 127 - Controlling the Pickup Roller
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 3 B. Controlling the Pickup Roller 1. Outline The machine has three types of pickup rollers, i.e., cassette pickup roller, multifeeder pickup roller, and single-feed...
Page 130 - Controlling the Multifeeder Pickup Roller; drive of the main motor (M1) reaches the multifeeder pickup roller.
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 6 Figure 5-106 M1 SL1 SL4 Cam gear Spring clutch Control ring Lifter Multifeeder pickup roller Paper guideplate Copy paper DC controller PCB Multifeeder pickup solen...
Page 131 - Controlling the Single-feeder Pickup Roller
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 7 Figure 5-107 M1 DC controller PCB Pickup clutch Single-feederpaper sensor SL1 Single-feeder Pickup roller Copy paper Single-feeder paper detection signal (SFPD) PS...
Page 132 - Controlling the Copying Speed in Multifeeder Mode
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 8 Figure 5-108 SCRV Delivery sensor (PS3) Pre-registration rollerpaper sensor (Q751) Cassette pickup solenoid (SL5) Switching to 9-cpm copying speed Main motor (M1) ...
Page 133 - Controlling the Movement of Paper; Controlling the Registration Roller
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 9 Figure 5-109 M1 Claw SL2 DC controller PCB Registration clutch solenoid drive signal ( RGSLD* ) Pre-registration roller paper detection signal ( RPD ) Pre-registra...
Page 134 - Pickup/Feeding Timing Chart
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 1 0 Figure 5-110 Figure 5-111 Copy Start key ON STBY INTR SCFW SCFW SCRV Forward Reverse LSTR STBY Main motor (M1) Delivery sensor (PS3) Scanner SCRV 0.7sec (approx....
Page 135 - length of actuator of the pre-registration roller paper sensor.
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 1 1 STBY INTR SCFW SCFW SCRV Forward Reverse LSTR STBY Main motor (M1) Scanner Delivery sensor (PS3) SCRV 0.7sec (approx.) 0.1sec(approx.) 1sec Copy Start key ON I I...
Page 136 - Detecting Jams; paper and whether copy paper is moving properly.
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 1 2 Figure 5-113 (Multifeeder type) Figure 5-114 (Single-feeder type) Multifeeder pickup roller Cassette pickup roller Verticalpath roller Q751 PS4 Photosensitive dr...
Page 138 - Absence of Paper in the Cassette Pickup Assembly
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 1 4 Figure 5-118 Copy Start key ON STBY INTR SCFW No paper Cassette pickup solenoid (SL5) Jam check Main motor (M1) Vertical path roller paper sensor (PS4) 1.2sec 1....
Page 139 - Vertical Path Stationary Jam; Single-feeder Pickup Delay Jam
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 1 5 Figure 5-119 4. Vertical Path Stationary Jam If copy paper fails to move past the vertical path roller paper sensor within a specific period of time because of f...
Page 141 - Delivery Stationary Jam; Delivery Delay Jam
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 1 7 Figure 5-123 8. Delivery Stationary Jam If copy paper does not move past the delivery sensor within a specific period of time because of feeding faults, the mach...
Page 143 - Pickup Assembly; Removing the Pickup Roller
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 1 9 Figure 5-201 Figure 5-202 [1] [2] [3] A. Pickup Assembly 1. Removing the Pickup Roller 1) Pull out the cassette.2) Remove the front lower cover. (See Chapter 7.I...
Page 144 - ) W h i l e p u l l i n g t h e p l u n g e r [ 7 ] o f t h e
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 2 0 Figure 5-203 Figure 5-204 [4] [5] [6] [7] [9] [8] 5) While pulling the guide plate [4] of the cassette pickup solenoid in the directionof the arrow, turn the gea...
Page 145 - ) Using a hex wrench or the like, push the
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 2 1 Figure 5-205 Figure 5-206 Hex wrench [10] Pickup roller shaft [11] Pickup gear unit 7) Using a hex wrench or the like, push the hook [10] of the pickup roller th...
Page 146 - Removing the Pickup Clutch; ) Open the machine’s top unit, and hold it in
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 2 2 Figure 5-207 Figure 5-208 [1] [2] [3] 2. Removing the Pickup Clutch 2.1 Removing the Pickup Clutch (single- feeder type) 1) Remove the front lower cover. (See Ch...
Page 150 - Removing the Vertical Path Roller; ) Open the machine’s top unit farther, and
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 2 6 Figure 5-216 Figure 5-217 [1] [2] [3] 3. Removing the Vertical Path Roller 1) Remove the front lower cover. (See Chapter 7.III.A.2.“Removing theFront Lower Cover...
Page 152 - Multifeeder Assembly; Removing the Multifeeder Unit; ) When the pickup gear unit has moved
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 2 8 Figure 5-219 Figure 5-220 [1] [2] [1] Pickupgear unit B. Multifeeder Assembly 1. Removing the Multifeeder Unit 1) Open the right door.2) Remove the two screws [1...
Page 153 - ) Remove the multifeeder pickup roller unit
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 2 9 Figure 5-221 Figure 5-222 Figure 5-223 [2] [1] [1] [3] [4] [6] [5] 2. Removing the Multifeeder PickupRoller 1) Remove the multifeeder unit. ( S e e 1 . “ R e m o...
Page 154 - Removing the Separation Pad; ) Remove the multifeeder pickup roller to-
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 3 0 Figure 5-224 Figure 5-225 [1] [2] [3] [4] [5] [5] 3. Removing the Separation Pad 1) Remove the multifeeder pickup roller to- gether with its shaft.( S e e 2 . “ ...
Page 155 - Single-feeder Assembly; Removing the Single-feeder Unit; ) Remove the single-feeder pickup roller
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 3 1 Figure 5-226 [1] [2] [1] C. Single-feeder Assembly 1. Removing the Single-feeder Unit 1) Open the right door.2) Remove the two screws [1], and remove the single-...
Page 157 - Feeding Assembly; Detaching the Feed Belt
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 3 3 Figure 5-230 Figure 5-231 [2] [1] [3] [3] [3] [3] [3] [3] [4] [4] [4] [4] [5] [5] [5] D. Feeding Assembly 1. Detaching the Feed Belt 1) Open the machine’s top un...
Page 159 - ) While shifting down the registration roller
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 3 5 Figure 5-234 Figure 5-235 [1] [2] [3] [4] 2. Removing the Registration RollerClutch 1) Remove the registration roller unit. ( S e e 1 . “ R e m o v i n g t h e R...
Page 160 - Delivery Assembly; Removing the Delivery Roller
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 3 6 Figure 5-237 Figure 5-238 [1] [3] [3] [2] [4] [5] [6] F. Delivery Assembly 1. Removing the Delivery Roller 1) Remove the fixing lower roller. (See Chapter 6.II.A...
Page 161 - ) While shifting the delivery lower guide
CHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5 - 3 7 Figure 5-239 Figure 5-240 4) Remove the two bushings [7]. 5) While shifting the delivery lower guide [8] toward the rear, detach the deliveryroller [9]. [7] [8] ...
Page 165 - The major functions of the fixing unit are as follows:
CHAPTER 6 FIXING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6 - 1 Table 6-101 Item Fixing method Fixing drive Fixing heater Fixing temperaturedetection Cleaner Protective functions Error code Description SURF Main Motor (M1) Flat heater T...
Page 167 - Controlling the Fixing Temperature
CHAPTER 6 FIXING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6 - 3 B. Controlling the Fixing Temperature 1. Outline The fixing lower roller of the fixing assembly is driven by the main motor (M1). When the fixing lower roller rotates, the ...
Page 168 - Controlling the Temperature of the Fixing Heater
CHAPTER 6 FIXING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6 - 4 2. Controlling the Temperature of the Fixing Heater The temperature of the fixing heater is switched according to the following two parameters:• Temperature of the fixing h...
Page 170 - Correcting the Variation in the Resistance of the Fixing Heater
CHAPTER 6 FIXING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6 - 6 Figure 6-106 Figure 6-105 4. Correcting the Variation in the Resistance of the Fixing Heater The characteristics of the flat heater used as the fixing heater vary from heat...
Page 172 - Protective Functions; Start key is pressed.
CHAPTER 6 FIXING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6 - 8 6. Protective Functions The machine is equipped with the following protective functions to prevent malfunction of the fixing heater. a. Thermistor (TH1) The microprocessor ...
Page 175 - Fixing Assembly; Removing the Fixing Assembly
CHAPTER 6 FIXING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6 - 1 1 Figure 6-201 Figure 6-202 [5] [4] [3] [1] [2] [2] [3] [1] [1] Fixing heater[2] Fixing film[3] Inlet guide [4] Fixing lower roller[5] Cleaning roller A. Fixing Assembly 1....
Page 177 - Removing the Fixing Lower Roller
CHAPTER 6 FIXING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6 - 1 3 Figure 6-205 Figure 6-206 [1] [2] [2] [3] [5] [4] 3. Removing the Fixing Lower Roller 1) Remove the fixing assembly. (See 2. “Removing the Fixing Assem-bly.”) 2) Remove t...
Page 178 - Removing the Cleaning Roller; gether with the gear.
CHAPTER 6 FIXING SYSTEM COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6 - 1 4 4. Removing the Cleaning Roller 1) Remove the fixing lower roller. (See 3. “Removing the Fixing LowerRoller.”) 2) Remove the cleaning roller [1] together with the bushing...
Page 181 - FANS; is designed to rotate at all times while the main motor is rotating.
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 1 Figure 7-101 Heat exhausting fan FM1 I. FANS The machine is equipped with two fans serving to discharge ozone or cool its inside.The heat exhaust fan is dr...
Page 183 - II. POWER SUPPLY SYSTEM; Outline of the Power Supply System
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 3 Figure 7-201 Power plug DS1 Composite power supply circuit Noise filter circuit Door switch RelayRL601 FU102 Trans-former T600 Auxiliary power supply circu...
Page 184 - Power Supply Circuit
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 4 B. Power Supply Circuit The machine’s power supply consists of a composite power supply circuit in which a DC power supply, scanning lamp power supply, and...
Page 186 - Detecting an Error on the Composite Power Supply PCB; Detecting an Over-Current in the Low-Voltage System; Protecting the Power Supply Circuit; and then turning the power switch back on.
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 6 C. Detecting an Error on the Composite Power Supply PCB The machine’s composite power supply PCB is equipped with a self diagnostic function to check each ...
Page 188 - External Covers; For instructions on how to remove the
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 8 Figure 7-301 (Copyboard type) [2] [1] [3] [6] [4] [5] [7] [1] Copyboard cover[2] Top cover[3] Control panel[4] Front lower cover [5] Cassette[6] Front uppe...
Page 190 - Removing the Top Cover
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 1 0 Figure 7-304 Figure 7-305 [1] [1] [2] [3] [3] [4] 1. Removing the Top Cover 1) Remove the copyboard cover or the ADF.2) Open the machine’s top unit.3) Re...
Page 193 - Removing the Front Lower Cover
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 1 3 Figure 7-309 [1] [2] [1] [3] [3] [4] Figure 7-310 2. Removing the Front Lower Cover 1) Open the right door.2) Remove the two screws [1], and detach the m...
Page 194 - ) When the pickup gear unit assembly
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 1 4 Figure 7-312 Figure 7-313 [6] [6] [7] Pickup gear unit Figure 7-311 [5] 5) Remove the two screws [5] from the screw plate found at the bottom of the ma-c...
Page 195 - Removing the Control Panel
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 1 5 Figure 7-314 Figure 7-315 [1] [1] [2] [4] Lighter Darker Auto Exposure Manual Exposure Photo Timer Saver Move to the right [5] [6] [3] [7] B. Control Pan...
Page 196 - Copyboard Glass; Removing the Copyboard Glass
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 1 6 Figure 7-316 Figure 7-317 [1] [2] [2] [3] Grounding plate Copyboard glass C. Copyboard Glass 1. Removing the Copyboard Glass 1) Remove the top cover. (Se...
Page 197 - Removing the Main Motor Unit
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 1 7 Figure 7-318 Figure 7-319 [1] [2] [3] D. Main Motor/Main DriveAssembly 1. Removing the Main Motor Unit 1) Remove the drum cartridge.2) Remove the composi...
Page 201 - Electrical System; Removing the DC Controller PCB; ) Disconnect all connectors from the DC
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 2 1 Figure 7-326 Figure 7-327 [1] [1] [2] [3] [4] [4] [4] [5] E. Electrical System 1. Removing the DC Controller PCB 1) Open the machine’s top unit.2) Remove...
Page 204 - ) Some capacitors on the composite power
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7 - 2 4 3. Points to Note When Handling theComposite Power Supply PCB 1) Some capacitors on the composite power supply hold charges when the machine’spower suppl...
Page 205 - G. Controlling the Pickup
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 8 ADF I. ADF .............................................. 8-1A. Outline ................................... 8-1 B Basic Construction ................ 8-2 C. Basic Operations .....................
Page 207 - moves them through the copyboard, and delivers them.
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 1 I. ADF A. Outline The ADF picks up the originals stacked on the original tray starting with the topmost original, moves them through the copyboard, and delivers them. See Figure 8-10...
Page 208 - Basic Construction; Outline of the Electric Circuitry
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 2 B Basic Construction 1. Outline of the Electric Circuitry The ADF’s major electrical mechanisms are controlled by the CPU on the ADF controller PCB. The CPU on the ADF controller PCB...
Page 209 - Inputs to and Outputs from the ADF Controller PCB
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 3 2. Inputs to and Outputs from the ADF Controller PCB a. Inputs to and Outputs from the ADF Controller PCB (1/1) Figure 8-103 ADF switch Registration papersensor Original placementsen...
Page 210 - Basic Operations; Belt motor; ADF controller PCB
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 4 C. Basic Operations 1. Outline The ADF uses two motors for picking up and delivering originals. The pickup motor (M2) is used to pick up originals, and the belt motor (M1) is used to...
Page 211 - One-Sided Original Mode
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 5 2. One-Sided Original Mode The ADF picks up originals stacked on the original tray starting with the topmost original; after it picks up an original, it places it on the copyboard gl...
Page 212 - Detecting an Original; Detecting the Presence/Absence of an Original
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 6 D. Detecting an Original 1. Outline The ADF’s original detection mechanism has the following two functions: 1. Detecting the Presence/Absence of an Original Checks whether there is a...
Page 213 - Identifying the Length of the Original; Original Lengths and Operation Sequences; Length
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 7 2. Identifying the Length of the Original The registration paper sensor (PI2) is used to identify the length of the original, if any.The ADF controller computes the length of the ori...
Page 214 - Pickup Operation; Operation; sequence of operations takes place:
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 8 E. Pickup Operation 1. Operation When an original is placed on the original tray and the Copy Start key is pressed, the following sequence of operations takes place: 1 Preparing for ...
Page 215 - Arching
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 9 3 Arching The first original is butted against the registration roller so that it arches. Figure 8-110 4 Feeding Operation 1 The feeding belt is moved so that the leading edge of the...
Page 216 - Feeding 2
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 1 0 5 Feeding 2 The feeding belt is moved counterclockwise so that the first original is stopped at a specific location on the copyboard glass. Figure 8-113 6 Moving the Scanner and Pi...
Page 218 - Delivery; Delivery Feeding
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 1 2 F. Delivery 1. Operations The ADF operates as follows to deliver originals from the copyboard glass: 1 Delivery Feeding The feeding belt is moved to feed and deliver the first orig...
Page 220 - Controlling the Pickup Motor; Pickup roller
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 1 4 G. Controlling the Pickup Motor 1. Outline Figure 8-121 is a diagram of the control circuit for the pickup motor (M2).The pickup motor is a DC motor.The CPU (Q1) on the ADF control...
Page 221 - Controlling the Belt Motor
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 1 5 H. Controlling the Belt Motor 1. Outline Figure 8-122 is a diagram showing the control circuit for the belt motor (M2).The belt motor is a 4-phase control stepping motor.The CPU (Q...
Page 222 - Detecting Original Jams; monitor the movement of originals.; Conditions
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 1 6 I. Detecting Original Jams The ADF is equipped with three jam sensors (PI1 through PI3) as indicated in Figure 8-123 to monitor the movement of originals. The movement of originals...
Page 223 - Power Supply
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 1 7 J. Power Supply 1. Outline Figure 8-124 shows the routes of power supply.The ADF is supplied by the copier with 5 V and 24 V. The 24V supply is cut off when the ADF is opened, i.e....
Page 225 - Removing the ADF
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 1 9 A. Removing the ADF 1) Open the machine’s top unit.2) Free the two claws [1], and slide the left cover [2] to detach. 3) Remove the screw [3], and free the four claws [4]; then, th...
Page 226 - the ADF from the copier.
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 2 0 Figure 8-204 Figure 8-205 [11] [11] 6) Disconnect the two connectors [8], and remove the screw [9]; then, remove thecable bush [10]. 7) Remove the two lockpin [11], and remove the ...
Page 227 - R e m o v e t h e c o v e r s a s f o l l o w s w h e n
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 2 1 B. External Covers R e m o v e t h e c o v e r s a s f o l l o w s w h e n cleaning, checking, or repairing the inside ofthe machine:1) Remove the ADF from the copier. (See “A. Rem...
Page 229 - Drive System; Drive Unit
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 2 3 C. Drive System 1. Drive Unit 1) Remove the lower cover. (See “B. External Covers.”) 2) Remove the screw [1] and the bushing [2]; then, remove the pickup roller cover [3]. 3) Remov...
Page 232 - Feeding System; Pickup Roller
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 2 6 D. Feeding System 1. Pickup Roller 1) Remove the drive unit [1]. (See “C.1. Drive Unit.”) 2) Remove the E-ring [2], and remove the shaft [3]; then, detach the pickup roller 1[4]. 3...
Page 234 - Registration Roller
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 2 8 2. Registration Roller 1) Remove the lower cover. (See “B. External Covers.”) 2) Remove the link arm [1] from the registra- tion roller shaft [2] by turning the linkarm. 3) While p...
Page 235 - Feeding Belt
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 2 9 3. Feeding Belt 1) Remove the lower cover. (See “B. External Covers.”) 2) Remove the two tension springs [1]. 3) Remove the E-ring [2], and remove the bearing [3]. 4) Remove the ti...
Page 239 - ADF Controller PCB; Pay attention to the colors of the cables; Sensor
CHAPTER 8 ADF COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8 - 3 3 E. Electrical System 1. ADF Controller PCB 1) Remove the lower cover. (See “B. External Covers.”) 2) Disconnect the five connectors [1], and remove the two screws [2]; then, remove...
Page 243 - SELECTING A SITE; before delivery of the machine:
CHAPTER 9 INSTALLATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 9 - 1 I. SELECTING A SITE Keep the following in mind when selecting a site for installation; if possible, visit the user’s before delivery of the machine: • The site offers a powe...
Page 244 - II. UNPACKING AND INSTALLATION; starting to install it.; Unpacking and Installation; Remove the packaging bag and all fixing tape.
CHAPTER 9 INSTALLATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 9 - 2 II. UNPACKING AND INSTALLATION When a piece of metal is brought in from a cold to warm place, droplets of water tend to form on its surface. This phenomenon is known as “con...
Page 245 - Work
CHAPTER 9 INSTALLATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 9 - 3 Work Checks and remarks Step Remove the shipping attachment [2] (blackscrew) from the right side of the machine. 4 Shipping attachment [2] You will be storing the shipping a...
Page 248 - Open the original tray.
CHAPTER 9 INSTALLATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 9 - 6 Work Checks and remarks Step Place the cartridge on a level place, and pulloff the open seal.Holding the tab, pull it straight out in the di-rection of the arrow. Caution: T...
Page 251 - Placing Copy Paper; Universal Cassette
CHAPTER 9 INSTALLATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 9 - 9 Work Checks and remarks Step B. Placing Copy Paper 1. Universal Cassette Take out the cassette from the machine, andremove the protective members and the label.Remove the re...
Page 254 - III. MOVING THE MACHINE
CHAPTER 9 INSTALLATION COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 9 - 1 2 III. MOVING THE MACHINE If you need to move the machine by truck or any other means of transportation after installa- tion, be sure to perform the following: Work Checks a...
Page 257 - MAINTENANCE AND SERVICING
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 10 MAINTENANCE AND SERVICING I. PERIODICALLY REPLACEDPARTS ....................................... 10-1 II. DURABLES ANDCONSUMABLES ...................... 10-1 III. SCHEDULED SERVICING ....... 1...
Page 258 - PERIODICALLY REPLACED PARTS
CHAPTER 10 MAINTENANCE AND SERVICING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 0 - 1 I. PERIODICALLY REPLACED PARTS The machine does not have parts which must be replaced on a periodical basis. II. DURABLES AND CONSUMABLES The machine does no...
Page 259 - IV. STORING AND HANDLING THE CARTRIDGE; Storing the Cartridge with the Packaging Seal Intact; Table 10-401 Temperature/Humidity Conditions for Storage; Temperature; Table 10-402 Conditions for Transportation
CHAPTER 10 MAINTENANCE AND SERVICING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 0 - 2 IV. STORING AND HANDLING THE CARTRIDGE The cartridge is subject to the effects of the environment whether its packing seal is intact or removed or whether it...
Page 260 - riorate if subjected to storing light.; Storage after Removing the Packaging Seal; Avoid areas subject to dust, ammonium gas, or organic solvent.
CHAPTER 10 MAINTENANCE AND SERVICING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 0 - 3 B. Storing and Handling the Cartridge with the Packaging SealRemoved The photosensitive medium is an organic photoconducting (OPC) material, which would dete...
Page 261 - Handling the Cartridge
CHAPTER 10 MAINTENANCE AND SERVICING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 0 - 4 2. Handling the Cartridge a. Before setting the cartridge in the machine or if copies have white spots as when it starts to runout of toner, hold the cartrid...
Page 262 - Do not disassemble the cartridge.
CHAPTER 10 MAINTENANCE AND SERVICING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 0 - 5 c. Do not touch the surface of the photosensitive drum as by opening the shutter for the photosen-sitive drum cover found at the bottom of the cartridge.(If ...
Page 264 - TROUBLESHOOTING
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 11 TROUBLESHOOTING I. MAINTENANCE ANDINSPECTION ............................ 11-3A. Image Adjustment BasicProcedure ........................... 11-3 B. Points to Note forServicing .................
Page 266 - Guide to the Troubleshooting Procedure; Cause
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 1 - 1 Guide to the Troubleshooting Procedure This chapter provides troubleshooting instructions in the form of tables prepared based on generally found flow charts. Study th...
Page 268 - MAINTENANCE AND INSPECTION; Image Adjustment Basic Procedure
1 1 - 3 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) I. MAINTENANCE AND INSPECTION A. Image Adjustment Basic Procedure Making Pre-Checks Adjusting the Optimum Density Clean the parts. Is the copy density correction switch (SW101) set to the middle...
Page 269 - Points to Note for Servicing
1 1 - 4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) B. Points to Note for Servicing Copyboard cover Item Tools/solvent Work/remarks Copyboard glass Scanning lamp Reflecting plateNo. 1 through No. 6 mirror Alcohol Alcohol Lint-free paper Blower br...
Page 270 - II. STANDARDS AND ADJUSTMENTS; Mechanical; Leading Edge Non-Image Width; Clockwise
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 1 - 5 II. STANDARDS AND ADJUSTMENTS A. Mechanical 1. Copier a. Leading Edge Non-Image Width Make adjustments so that the leading edge non-image width is 2.0 ±1.5 mm when the...
Page 271 - Image Leading Edge Margin (registration activation timing); Turing VR104 and Image Leading Edge Margin
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 1 - 6 b. Image Leading Edge Margin (registration activation timing) Make adjustments so that the leading edge margin is 2.5 ±1.5 mm when the Test Sheet is copied. Caution: B...
Page 272 - the position of the cable retainer of the No. 1 mirror mount.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 1 - 7 c. Adjusting the Mirror Position (optical length between No. 1 mirror and No. 2 mirror) If you have replaced the scanner drive cable, you must adjust the mirror positi...
Page 273 - and the rear may be arranged as shown.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 1 - 8 4) Turn the cable drive pulley [3] so that the three shafts [2] of the mirror positioning tool for the front and the rear may be arranged as shown. Figure 11-207 (rear...
Page 275 - Checking the Force of the Cassette Spring
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-10 d. Checking the Force of the Cassette Spring If the force of the spring used to hold up the holding plate of the cassette is not correct, pickup faults or the like can o...
Page 277 - Before Starting the Work
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-12 e-2. Routing the Scanner Drive Cable 1. Before Starting the Work Prepare the following:• Mirror positioning tool (FY9-3009)• Cable clip (FY9-3017)• Adhesive tape 1) Set ...
Page 280 - Routing the Reversing Cable
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-15 2. Routing the Reversing Cable 1) Wind the reversing cables (silver-colored) [2] on the cable drive pulley [1] 7.5 times with the longer of the two on top; then, secure ...
Page 285 - Routing the Forwarding Cable
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-20 3. Routing the Forwarding Cable 1) Fit the longer end forwarding cable (black) [2] on the top hook of the cable drive pulley [1], and wind it 1.5 times. Then, secure the...
Page 293 - Point to Note When Mounting the Scanning Lamp
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-28 f. Point to Note When Mounting the Scanning Lamp When mounting the scanning lamp, be sure that its logo mark (manufacturer’s name) is toward the front. Further, be sure ...
Page 294 - Points to Note When Mounting the Fuse
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-29 g. Points to Note When Mounting the Fuse When mounting the thermal fuse of the No. 1 mirror mount, be sure that the fuse is oriented as shown. Make sure that the fuse is...
Page 295 - Adjusting the Original Stop Position; Adjust the original stop position in the following order:; Correcting Original Skew; • The sheet will be used as a test sheet.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-30 B. ADF 1. Adjusting the Original Stop Position Adjust the original stop position in the following order: 1. Correcting original skew2. Adjusting the rear/front original ...
Page 296 - unit to make adjustments.; Direction of turn
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-31 3) Press the Copy Start key to make a copy.4) Check to make sure that the difference between L1 and L2 on the copy is 1.8 mm (standard) or less. Figure 11-246 5) If the ...
Page 297 - Adjusting the Rear/Front Original Stop Position
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-32 3. Adjusting the Rear/Front Original Stop Position You must first correct original skew before adjusting the rear/front original stop position. 1) Obtain a sheet of A4 o...
Page 299 - tray, and adjust the position of the pinion gear.; Direction of pinion gear
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-34 6) If the distance is not as specified, loosen the pinion gear positioning screw under the original tray, and adjust the position of the pinion gear. Figure 11-252 Relat...
Page 300 - Adjusting the Original Leading Edge Stop Position
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-35 4. Adjusting the Original Leading Edge Stop Position You must first correct original skew and adjust the rear/front original stop position before adjusting the original ...
Page 302 - PCB to ON, and place an A4 or LTR white copy paper on the original tray.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-37 6) If the distance is not as specified, shift bit 1 of the DIP switch (SW1) on the ADF controller PCB to ON, and place an A4 or LTR white copy paper on the original tray...
Page 303 - Toward leading edge
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-38 8) Use the rotary switch (SW2) on the ADF controller PCB to adjust the original leading edge stop position.Moving the rotary switch by a single notch changes the origina...
Page 306 - Electrical; After Replacing the Major Parts; Adjustment
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-41 C. Electrical 1. After Replacing the Major Parts *1: If you have replaced the composite power supply PCB, check copy images using the Test Sheet; if (and only if) an ima...
Page 307 - Adjusting the Intensity of the Scanning Lamp; Making Adjustments
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-42 2. Adjusting the Intensity of the Scanning Lamp Adjust the intensity of the scanning lamp if you have replaced any of the following:• DC controller PCB• Composite power ...
Page 308 - AE Adjustment; ) Short JP103 and JP104 on the DC controller PCB.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-43 3. AE Adjustment Perform this adjustment if you have replaced any of the following:• DC controller PCB• Composite power supply PCB (See p.11-41.)• AE sensor PCB• Scannin...
Page 309 - ) Turn VR103 on the DC controller PCB fully clockwise.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-44 4) Turn VR103 on the DC controller PCB fully clockwise. Figure 11-266 5) Place a newspaper on the copyboard, and close the copyboard cover.6) Turn VR102 so that the disp...
Page 311 - Adjusting the Reproduction Ratio (fine adjustment)
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-46 4. Adjusting the Reproduction Ratio (fine adjustment) Adjust the reproduction ratio if you have replaced the following:• DC controller PCB Making AdjustmentsBefore Start...
Page 312 - Checking the Photointerrupters; the omission from the table.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-47 5. Checking the Photointerrupters 1) Set the meter range to 12 VDC.2) Connect the - probe to GND (CPGND1) on the DC controller PCB. Figure 11-271 3) Make checks as instr...
Page 313 - III. TROUBLESHOOTING IMAGE FAULTS; Making Initial Checks
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-48 III. TROUBLESHOOTING IMAGE FAULTS A. Making Initial Checks 1. Site Environment Check the site against the following considerations: a. The voltage of the power source is...
Page 314 - Consumable
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-49 8. Consumable a. Cartridge When the cartridge starts to run out of toner, copies will start to have white lines or spots as shown. Figure 11-301 Try the following as nec...
Page 318 - Troubleshooting Image Faults
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-53 C. Troubleshooting Image Faults 1 The copy is too light. (halftone area only) 2 The copy is too light. (including solid area) 3 The copy is too light. (enter image, appr...
Page 320 - The copy is foggy vertically.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-55 10 The copy has white spots. (vertical)11 The copy has white lines. (vertical) YES/NO YES YES YES YES NO Cause Fixingassembly Cartridge Static elimi-natorTransferchargin...
Page 321 - 3 The back of the copy is soiled.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-56 13 The back of the copy is soiled. YES/NO NO YES YES NO Cause --------------- Transferguide assem-bly FeedingassemblyPickup guideassembly,Deliveryroller Step 1 2 3 Check...
Page 322 - 4 The copy has a fixing fault.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-57 14 The copy has a fixing fault. YES/NO NO YES NO YES Cause Copy paper Fixing film Fixing heater DC control-ler PCB,Compositepowersupply PCB Step 1 2 3 Checks Is the copy...
Page 323 - 9 The copy has horizontal fogging.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-58 19 The copy has horizontal fogging. YES/NO YES YES NO YES NO Cause ScanninglampCartridge,High-voltagetransformerassembly ScanningsystemFeedingsystem Step 1 2 3 Checks Do...
Page 324 - 1 The copy is blank.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-59 20 The copy has poor sharpness. (out-of-focus) YES/NO YES YES NO NO YES NO Cause --------------- Original Lens Mirrorposition ScannerCartridge Step 1 2 3 4 5 Checks Is t...
Page 325 - 2 The copy is solid black.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-60 22 The copy is solid black. YES/NO NO YES Cause --------------- Step 1 Checks Does the scanning lamp remain onduring copying? Action See “The scanninglamp fails to turn ...
Page 326 - IV. TROUBLESHOOTING MALFUNCTIONS; Troubleshooting Malfunctions
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-61 IV. TROUBLESHOOTING MALFUNCTIONS A. Troubleshooting Malfunctions 1 E0 YES/NO YES NO Cause ---------------- Step 1 Checks 1) Turn off the power, and short JP101 and JP102...
Page 332 - 4 AC power fails to turn on.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-67 14 AC power fails to turn on. YES/NO NO YES NO NO YES YES NO NO NO NO NO YES NO Cause Power plug ---------------- Machine topunitPowersupply Fuse(FU501) Fuse(FU102) Door...
Page 333 - 5 DC power fails to turn on.
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-68 CHAPTER 11 TROUBLESHOOTING 11-68 15 DC power fails to turn on. YES/NO NO YES YES NO Cause AC powersupply Wiring, DCload Fuse Compositepowersupply PCB Step 1 2 3 Checks Is AC power present between ...
Page 336 - 9 The scanner fails to move forward.; 0 The registration roller fails to rotate.; Yes
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-71 19 The scanner fails to move forward. YES/NO NO NO NO NO YES NO Cause Cable Scanner path Compositepowersupply PCB Pre-registra-tion rollerpaper sensor(Q751) Scanner/lens...
Page 337 - 1 The blanking lamp fails to turn on.; 2 The scanning lamp fails to turn on.
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-72 CHAPTER 11 TROUBLESHOOTING 11-72 21 The blanking lamp fails to turn on. YES/NO NO YES Cause Side blank-ing PCB DC control-ler PCB Step 1 Checks Remove J106 from the DC controlPCB, and set the mete...
Page 338 - 3 The lens fails to turn on.; 4 The fixing heater fails to turn on.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-73 23 The lens fails to turn on. YES/NO NO NO NO YES NO Cause Lens sole-noid (SL3) Lens cable,Pulley, Rail DC powersupply Scanner/lensdrive motor(M2)DC controlPCB Step 1 2 ...
Page 340 - V. TROUBLESHOOTING FEEDING PROBLEMS; Copy Paper Jam; Inside the machine, jams tend occur in the following blocks:
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-75 V. TROUBLESHOOTING FEEDING PROBLEMS A. Copy Paper Jam Inside the machine, jams tend occur in the following blocks: [1] Pickup block[2] Separation/feeding block[3] Fixing...
Page 342 - Separation/Feeding Assembly
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-77 2 Separation/Feeding Assembly YES/NO YES YES YES NO YES NO YES NO Cause Copy paper Feedingassembly Feed belt,RollerStatic elimi-natorPre-registra-tion rollerpaper sensor...
Page 343 - Faulty Feeding; Wrinkles
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-78 B. Faulty Feeding 1 Double-Feeding YES/NO NO NO YES NO YES Cause Cassette Copy paper Claw (cas-sette) Step 1 2 3 4 Checks Is the copy paper placed under theclaw properly...
Page 344 - VI. ARRANGEMENT AND FUNCTIONS OF; Sensors and Solenoids
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-79 VI. ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS A. Sensors and Solenoids Figure 11-601 PS SL Description Scanner home position detectionLens home position detectionDel...
Page 345 - Switches
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-80 B. Switches Figure 11-602 Description Door switchPower switch Density correction switch Symbol Name Switch Switch Notation DS1SW309 SW101 Remarks DS1 SW309 SW101
Page 347 - PCBs
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-82 D. PCBs Figure 11-604 [2] [1] [3] [4] [5] [6] [7] [8] [9] Description Removes noise from the power supply.Controls sequence of operations.Supplies DC power, generates hi...
Page 349 - Variable Resistors (VR) and Check Pins by PCB; DC Controller PCB
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-84 F. Variable Resistors (VR) and Check Pins by PCB Of the variable resistors (VR) and check pins, those needed in the field are discussed herein. Those not found in the di...
Page 351 - In the case of ‘E001’, ‘E0’ and ‘01’ are flashed alternately.; Code
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-86 VII. SELF DIAGNOSIS The microprocessor on the machine’s DC controller PCB is equipped with a self diagnostic mechanism that checks the condition of the machine (particul...
Page 353 - with a screwdriver or the like.
CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-88 Caution: 1. If the self-diagnosis has turned on, turn off the power switch to reset the machine. In the case of ‘E000’, ‘E001’, ‘E002’, or ‘E003’, however, the machine m...
Page 354 - G. CONTROL PANEL CIRCUIT
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) APPENDIX A. GENERAL TIMING CHART ........ A-1 B. SIGNALS ANDABBREVIATIONS ....................... A-3 C. GENERAL CIRCUIT DIAGRAM ................................... A-5 D. DC CONTROLLER CIRCUITDIAGRAM ....
Page 356 - GENERAL TIMING CHART; COPYBOARD TYPE
A - 1 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Power switch ON Copy Start key ON Sequence STBY INTR AER SCFW SCRV LSTR STBY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 18 19 20 15 16 17 Main motor (M1) Lens solenoid (SL3) Scanner / lens drive motor (M2)S...
Page 358 - SIGNALS AND ABBREVIATIONS; Signals
A - 3 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) B. SIGNALS AND ABBREVIATIONS 1. Signals ACBIAS AC BIAS OSCILLATION signal [AE] AE SENSOR OUTPUT signal AEREF AE SENSOR REFERENCE signal BIAS_PWM DC BIAS CONTROL signal BIAS_S DC BIAS MONITOR signa...
Page 360 - GENERAL CIRCUIT DIAGRAM
A - 5 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1 2 3 4 5 6 7 8 9 10 11 J109 +24VU +24VU GND +5V +24VU +24VU 1 2 3 4 5 6 1 2 3 4 5 6 J51 1 J52 2 2 1 J53 2 1 1 2 SL SL3 SL1 SL SL2 J54 SL 1 2 2 1 1 3 2 3 2 1 J55 SL4 SL 2 3 1 J56 PS2 J57 PS5 2 3 1...
Page 361 - ADF CONTROLLER PCB
A - 6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2. ADF 4 3 2 1 3 4 2 1 342 342 1 1 2 415 GND BL L +5V BR +24V GND D OR GN J24 J202 To composite power supply To DC controller 4321 J114 6 87 5 J23 Y BL V ACK REQ GND GND L L BL 5 4 TxD GY 6 3 GND ...
Page 362 - DC CONTROLLER CIRCUIT DIAGRAM
A - 7 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 PA7 PA6 PA5 PA4 PA3 PA2 PA1 PA0 Vss P84 P83 P82 P81 P80 AVss P77 P76 P75 P74 P73 P72 P71 P70 Vref AVcc P47 P30 P31 P32 P...
Page 370 - ADF CONTROLLER CIRCUIT DIAGRAM
A - 1 5 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) E. ADF CONTROLLER CIRCUIT DIAGRAM ADF Controller Circuit Diagram (1/3) XTAL 1 64 RES* 63 P66/IRQ2* 62 P65/IRQ1* 61 P64/IRQ0* 60 P63/FTI 59 P62/FT OB 58 P61/FT O A 57 P60/FTCI 56 P37/D7 55 P36/D6...
Page 374 - COMPOSITE POWER SUPPLY CIRCUIT DIAGRAM
A - 1 9 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) F. COMPOSITE POWER SUPPLY CIRCUIT DIAGRAM Composite Power Supply Circuit Diagram [A502] (1/8) AC_INPUT D603 R606 D606 C613 Q608 R602 C609 Q616 Q617 Q621 C604 Q605 VIN_1SR139 C818 C603 R601 R600 ...
Page 382 - CONTROL PANEL CIRCUIT DIAGRAM
A - 2 7 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) G. CONTROL PANEL CIRCUIT DIAGRAM J301 13 KR0 J301 14 KR1 J301 1 DIG0 J301 2 DIG1 J301 3 DIG2 J301 4 DIG3 J301 19 DIG4 J301 5 SEG0 SW304 SW308 PRESET COPY RATIO SW303 ZOOM CASSETTE/MULTI SW307 AE...
Page 384 - H. AE SENSOR CIRCUIT DIAGRAM
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A - 2 9 APPENDIX H. AE SENSOR CIRCUIT DIAGRAM +24VR R603 R605 R601 C601 Q601 PD601 C603 R606 R602 J601-1 C602 +24VR + 2 3 1 8 4 J601-2 R604 Q601 +24VR + 6 5 7 8 4 J601-3 J601-4
Page 385 - SENSOR CIRCUIT DIAGRAM
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A - 3 0 APPENDIX I. SENSOR CIRCUIT DIAGRAM +5V J751-2 RPD J751-3 R751 GND J751-1 Q751
Page 386 - J. NOISE FILTER CIRCUIT DIAGRAM
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A - 3 1 APPENDIX J. NOISE FILTER CIRCUIT DIAGRAM AC_H FU501 L501 J501-1 FG AC_N J501-2 JP502 JP501 C503 C502 C501 R501 C504
Page 387 - K. HIGH VOLTAGE CONTACT CIRCUIT DIAGRAM
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A - 3 2 APPENDIX K. HIGH VOLTAGE CONTACT CIRCUIT DIAGRAM JP701 2 1 JP702 2 1 PR BP701 R704 JP703 2 1 JP704 2 1 SP BP702 JP705 2 1 JP706 2 1 DV BP703 R701 JP707 2 1 JP708 2 1 TR BP704 R702 JP709 2 1 JP71...
Page 390 - Shape
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A - 3 5 APPENDIX N. SPECIAL TOOLS You will need the following special tool(s) in addition to the standard tools set when servicing the machine. For checking the cas-sette spring pressureR a n g e o f m ...
Page 393 - This pubication is printed on
0899AB2.135-1 PRINTED IN JAPAN (IMPRIME AU JAPON) This pubication is printed on 70% reprocessed paper.
Canon 6130280
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