Service Manual
Page 2
...ADVERTISING AND OTHER PRINTED MATTER. Prepared by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION CANON INC. 5-1, Hakusan 7-chome, Toride-shi, Ibaraki 302-8501 Japan COPYRIGHT © 1999 CANON INC. IMPORTANT THIS DOCUMENTATION IS PUBLISHED BY CANON INC., JAPAN, TO SERVE AS A SOURCE OF REFERENCE FOR WORK IN THE... FIELD. Printed in Japan Imprimé au Japon Use of this manual should be strictly supervised to avoid disclosure of confidential information. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) THIS DOCUMENTATION IS INTENDED FOR ALL SALES AREAS, AND MAY...
...ADVERTISING AND OTHER PRINTED MATTER. Prepared by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION CANON INC. 5-1, Hakusan 7-chome, Toride-shi, Ibaraki 302-8501 Japan COPYRIGHT © 1999 CANON INC. IMPORTANT THIS DOCUMENTATION IS PUBLISHED BY CANON INC., JAPAN, TO SERVE AS A SOURCE OF REFERENCE FOR WORK IN THE... FIELD. Printed in Japan Imprimé au Japon Use of this manual should be strictly supervised to avoid disclosure of confidential information. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) THIS DOCUMENTATION IS INTENDED FOR ALL SALES AREAS, AND MAY...
Service Manual
Page 7
... from the DC Controller 2-7 CHAPTER 3 EXPOSURE SYSTEM I . OPERATIONS 3-1 A. Outline 3-1 B. SPECIFICATIONS 1-2 A. Exposure System 3-37 COPYRIGHT © 1999 CANON INC. CONTENTS CHAPTER 1 GENERAL DESCRIPTION I . Outline 1-20 CHAPTER 2 BASIC OPERATION I. Lens Drive System 3-3 D. Controlling the Scanning Lamp 3-9 III. Copier 1-2 B. NAMES OF PARTS 1-10 A. USING THE MACHINE 1-15 A. Controlling the Main Motor (M1 2-5 E. FEATURES 1-1 II. Scanner...
... from the DC Controller 2-7 CHAPTER 3 EXPOSURE SYSTEM I . OPERATIONS 3-1 A. Outline 3-1 B. SPECIFICATIONS 1-2 A. Exposure System 3-37 COPYRIGHT © 1999 CANON INC. CONTENTS CHAPTER 1 GENERAL DESCRIPTION I . Outline 1-20 CHAPTER 2 BASIC OPERATION I. Lens Drive System 3-3 D. Controlling the Scanning Lamp 3-9 III. Copier 1-2 B. NAMES OF PARTS 1-10 A. USING THE MACHINE 1-15 A. Controlling the Main Motor (M1 2-5 E. FEATURES 1-1 II. Scanner...
Service Manual
Page 11
Cross Section 1-13 IV. ROUTINE MAINTENANCE BY THE USER 1-17 VI. Copier 1-2 B. NAMES OF PARTS 1-10 A. USING THE MACHINE 1-15 A. IMAGE FORMATION 1-20 A. CHAPTER 1 GENERAL DESCRIPTION This chapter provides specifications of the machine, instructions on how to operate the machine, and an outline of copying process. ADF 1-8 III. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) I. Outline 1-20 COPYRIGHT © 1999 CANON INC. FEATURES 1-1 II. Control Panel 1-15 V. SPECIFICATIONS 1-2 A. External View 1-10 B.
Cross Section 1-13 IV. ROUTINE MAINTENANCE BY THE USER 1-17 VI. Copier 1-2 B. NAMES OF PARTS 1-10 A. USING THE MACHINE 1-15 A. IMAGE FORMATION 1-20 A. CHAPTER 1 GENERAL DESCRIPTION This chapter provides specifications of the machine, instructions on how to operate the machine, and an outline of copying process. ADF 1-8 III. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) I. Outline 1-20 COPYRIGHT © 1999 CANON INC. FEATURES 1-1 II. Control Panel 1-15 V. SPECIFICATIONS 1-2 A. External View 1-10 B.
Service Manual
Page 13
...Paper Source • The source of paper (500-sheet cassette + multifeeder; COPYRIGHT © 1999 CANON INC. FEATURES 1. SURF Fixing Assembly • The wait time is possible with existing Canon machines). 3. The user may contain as many as 550 sheets of paper may expect quality copy ... unit may be opened to 1/1000 compared with the use of a roller charging method has resulted in a considerable reduction of the ADF. Personal Copier with a Zoom Function and a Fixed Copyboard • You can choose either a default enlargement/reduction ratio or any ratio between A4 (LGL) ...
...Paper Source • The source of paper (500-sheet cassette + multifeeder; COPYRIGHT © 1999 CANON INC. FEATURES 1. SURF Fixing Assembly • The wait time is possible with existing Canon machines). 3. The user may contain as many as 550 sheets of paper may expect quality copy ... unit may be opened to 1/1000 compared with the use of a roller charging method has resulted in a considerable reduction of the ADF. Personal Copier with a Zoom Function and a Fixed Copyboard • You can choose either a default enlargement/reduction ratio or any ratio between A4 (LGL) ...
Service Manual
Page 14
SPECIFICATIONS A. CHAPTER 1 GENERAL DESCRIPTION II. Copier 1. Mechanisms Item Reproduction Charging Exposure Copy density adjustment Development Pickup Separation Fixing Cleaning Original orientation Desk top Descriptions Fixed Halogen lamp (...-feeder (single-feeder type) Multifeeder (multifeeder type) Curvature separation + static eliminator Flat heater Blade Center reference (copyboard) Table 1-202 1-2 COPYRIGHT © 1999 CANON INC. Type Item Body Copyboard Source of light Lens Photosensitive medium 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
SPECIFICATIONS A. CHAPTER 1 GENERAL DESCRIPTION II. Copier 1. Mechanisms Item Reproduction Charging Exposure Copy density adjustment Development Pickup Separation Fixing Cleaning Original orientation Desk top Descriptions Fixed Halogen lamp (...-feeder (single-feeder type) Multifeeder (multifeeder type) Curvature separation + static eliminator Flat heater Blade Center reference (copyboard) Table 1-202 1-2 COPYRIGHT © 1999 CANON INC. Type Item Body Copyboard Source of light Lens Photosensitive medium 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Service Manual
Page 207
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. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-1 ADF Original tray Copier Figure 8-101 COPYRIGHT © 1999 CANON INC. CHAPTER 8 ADF I. See Figure 8-101 for an outline of the feeding route. 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. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-1 ADF Original tray Copier Figure 8-101 COPYRIGHT © 1999 CANON INC. CHAPTER 8 ADF I. See Figure 8-101 for an outline of the feeding route. ADF A.
Service Manual
Page 208
...of the Electric Circuitry The ADF's major electrical mechanisms are controlled by the CPU on the copier are communicated to the ADF in serial, and the ADF communicates to the copier the state of feeding originals to drive the motor at such times as programmed in serial....[Control block] [Output block] Sensor Switch ADFcontroller PCB CPU (Q1) ROM (Q2) 24V 5V Motor Serial communication Copier Composite power supply PCB Figure 8-102 8-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) The CPU on the ADF controller PCB reads...
...of the Electric Circuitry The ADF's major electrical mechanisms are controlled by the CPU on the copier are communicated to the ADF in serial, and the ADF communicates to the copier the state of feeding originals to drive the motor at such times as programmed in serial....[Control block] [Output block] Sensor Switch ADFcontroller PCB CPU (Q1) ROM (Q2) 24V 5V Motor Serial communication Copier Composite power supply PCB Figure 8-102 8-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) The CPU on the ADF controller PCB reads...
Service Manual
Page 209
...) +5V J5-7 -9 PDP3 When original is detected, '0'. -8 (when light-blocking plate is at sensor) J3-1 -2 -3 -4 See p. 8-15. -5 J3-6 -7 See p. 8-14. J114 J202 J2 Serial communication Copier *Negative logic. Figure 8-103 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-3 CHAPTER 8 ADF 2.
...) +5V J5-7 -9 PDP3 When original is detected, '0'. -8 (when light-blocking plate is at sensor) J3-1 -2 -3 -4 See p. 8-15. -5 J3-6 -7 See p. 8-14. J114 J202 J2 Serial communication Copier *Negative logic. Figure 8-103 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-3 CHAPTER 8 ADF 2.
Service Manual
Page 220
The CPU (Q1) on the copier and stop the pickup motor at the same time. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) The pickup motor rotates clockwise or counterclockwise according to the combinations ...drive signal (PM0) '1' '1' '0' '0' Motor drive signal (PM1) '1' '0' '1' '0' Table 8-102 Pickup roller rotation Braked Picking up Delivering At reset (free) 8-14 COPYRIGHT © 1999 CANON INC. Controlling the Pickup Motor 1. The pickup motor is activated, the pickup motor cannot rotate as controlled, possibly leading to flash the JAM indicator on...
The CPU (Q1) on the copier and stop the pickup motor at the same time. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) The pickup motor rotates clockwise or counterclockwise according to the combinations ...drive signal (PM0) '1' '1' '0' '0' Motor drive signal (PM1) '1' '0' '1' '0' Table 8-102 Pickup roller rotation Braked Picking up Delivering At reset (free) 8-14 COPYRIGHT © 1999 CANON INC. Controlling the Pickup Motor 1. The pickup motor is activated, the pickup motor cannot rotate as controlled, possibly leading to flash the JAM indicator on...
Service Manual
Page 223
... switch (MS1) J6-1 COM J6-2 NO J101-1 24V J1-1 Composite power supply PCB J101-3 5V J1-3 Circuitbreaker (CB1) Fuse resistor (R1) Logic Copier ADF controller PCB Figure 8-124 Belt motor (M1) Pickup motor (M2) Delivery sensor (PI1) Registration sensor (PI2) Original placement sensor (PI3) COPYRIGHT © 1999... CANON INC. The ADF is opened . The 5V supply will continue to keep each sensor powered even when the ADF is opened , i.e., when the ...
... switch (MS1) J6-1 COM J6-2 NO J101-1 24V J1-1 Composite power supply PCB J101-3 5V J1-3 Circuitbreaker (CB1) Fuse resistor (R1) Logic Copier ADF controller PCB Figure 8-124 Belt motor (M1) Pickup motor (M2) Delivery sensor (PI1) Registration sensor (PI2) Original placement sensor (PI3) COPYRIGHT © 1999... CANON INC. The ADF is opened . The 5V supply will continue to keep each sensor powered even when the ADF is opened , i.e., when the ...
Service Manual
Page 226
then, remove the cable bush [10]. [10] [8] [9] 7) Remove the two lockpin [11], and remove the ADF from the copier. [8] Figure 8-204 [11] [11] Figure 8-205 8-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 8 ADF 6) Disconnect the two connectors [8], and remove the screw [9];
then, remove the cable bush [10]. [10] [8] [9] 7) Remove the two lockpin [11], and remove the ADF from the copier. [8] Figure 8-204 [11] [11] Figure 8-205 8-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 8 ADF 6) Disconnect the two connectors [8], and remove the screw [9];
Service Manual
Page 227
B. Removing the ADF.") 2) Remove the feeding roller [1] from the copier. (See "A. External Covers CHAPTER 8 ADF [1] Remove the covers as follows when cleaning, checking, or repairing the inside of the machine: 1) Remove the ADF from the bushing [2]. [2] [1] Upper cover [2] Lower cover Figure 8-206 [1] [2] [1] [2] Figure 8-207 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-21
B. Removing the ADF.") 2) Remove the feeding roller [1] from the copier. (See "A. External Covers CHAPTER 8 ADF [1] Remove the covers as follows when cleaning, checking, or repairing the inside of the machine: 1) Remove the ADF from the bushing [2]. [2] [1] Upper cover [2] Lower cover Figure 8-206 [1] [2] [1] [2] Figure 8-207 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-21
Service Manual
Page 244
Unpacking and Installation Step 1 2 Work Checks and remarks Take out the copier and the attachments from the shipping box, and check to make sure that none is missing: • Cassette..., droplets of the machine. A. Shipping attachment [1] You will be storing the shipping attachment [1] inside the machine in copiers, can cause blank copies. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) This phenomenon is brought in from a cold place... AND INSTALLATION When a piece of metal is known as "condensation" and, in step 9. 9-2 COPYRIGHT © 1999 CANON INC.
Unpacking and Installation Step 1 2 Work Checks and remarks Take out the copier and the attachments from the shipping box, and check to make sure that none is missing: • Cassette..., droplets of the machine. A. Shipping attachment [1] You will be storing the shipping attachment [1] inside the machine in copiers, can cause blank copies. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) This phenomenon is brought in from a cold place... AND INSTALLATION When a piece of metal is known as "condensation" and, in step 9. 9-2 COPYRIGHT © 1999 CANON INC.
Service Manual
Page 267
... REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Connect the negative probe. 11-2 COPYRIGHT © 1999 CANON INC. The symbol "+" indicates the terminal to which you will find the following instructions when checking the voltage using a meter: "measure the voltage between J109-1 (+) ... positive probe of the meter and "-," the negative probe. YES Rest omitted. • Often, you are expected to the NO power outlet? is not the copier's. YES Connect the plug. 2 Are the front door and the delivery cover NO Close the door closed firmly? or the cover. YES 3 Is the rated...
... REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Connect the negative probe. 11-2 COPYRIGHT © 1999 CANON INC. The symbol "+" indicates the terminal to which you will find the following instructions when checking the voltage using a meter: "measure the voltage between J109-1 (+) ... positive probe of the meter and "-," the negative probe. YES Rest omitted. • Often, you are expected to the NO power outlet? is not the copier's. YES Connect the plug. 2 Are the front door and the delivery cover NO Close the door closed firmly? or the cover. YES 3 Is the rated...
Service Manual
Page 270
... Direction of VR105 Clockwise Counterclockwise Leading edge non-image width Decreases Increases Table 11-201 COPYRIGHT © 1999 CANON INC. Leading Edge Non-Image Width Make adjustments so that the width is copied in Direct. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-5 Mechanical 1. STANDARDS AND ADJUSTMENTS...
... Direction of VR105 Clockwise Counterclockwise Leading edge non-image width Decreases Increases Table 11-201 COPYRIGHT © 1999 CANON INC. Leading Edge Non-Image Width Make adjustments so that the width is copied in Direct. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-5 Mechanical 1. STANDARDS AND ADJUSTMENTS...
Service Manual
Page 331
...Replace the composite power supply PCB. 11-66 11-66 COPYRIGHT © 1999 CANON INC. Is the probrem corrected? 5V power supply 2 Set the matter to the 20VDC range, and connect the + probe to the copier ground. Replace the DC controller PCB. Is the problem corrected? Is the problem... corrected? YES End. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Composite power supply PCB Step ...
...Replace the composite power supply PCB. 11-66 11-66 COPYRIGHT © 1999 CANON INC. Is the probrem corrected? 5V power supply 2 Set the matter to the 20VDC range, and connect the + probe to the copier ground. Replace the DC controller PCB. Is the problem corrected? Is the problem... corrected? YES End. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Composite power supply PCB Step ...
Service Manual
Page 352
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-87 the communication is monitored at all times. • .... • The frequency of the power supply is faulty. • The composite power supply PCB is faulty. • Data communication between the copier and the ADF (faulty). • The DC controller PCB is faulty. • The composite power supply PCB is faulty. • The lens... signal (MMD=1) is being generated. • The actual output value of the allowed interval. • The communication with the copier is faulty. COPYRIGHT © 1999 CANON INC.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-87 the communication is monitored at all times. • .... • The frequency of the power supply is faulty. • The composite power supply PCB is faulty. • Data communication between the copier and the ADF (faulty). • The DC controller PCB is faulty. • The composite power supply PCB is faulty. • The lens... signal (MMD=1) is being generated. • The actual output value of the allowed interval. • The communication with the copier is faulty. COPYRIGHT © 1999 CANON INC.
Service Manual
Page 357
...sensor (PS2) 5 Lens solenoid (SL3) 6 Pickup clutch solenoid (SL1) 7 Cassette pickup solenoid (SL5) Vertical path roller 8 paper sensor (PS4) 9 Registration clutch solenoid (SL2) 10 Copier Pre-registration roller paper sensor (Q751) 11 Scanning lamp (LA1) 12 Primary AC bias 13 Primary DC bias 14 Developing AC bias 15 Developing DC... fan (FM1) 20 Delivery sensor (PS3) Preparing for pickup : Scanner / lens drive motor (reverse) / Pickup motor (reverse) / Belt motor (reverse) COPYRIGHT © 1999 CANON INC. 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
...sensor (PS2) 5 Lens solenoid (SL3) 6 Pickup clutch solenoid (SL1) 7 Cassette pickup solenoid (SL5) Vertical path roller 8 paper sensor (PS4) 9 Registration clutch solenoid (SL2) 10 Copier Pre-registration roller paper sensor (Q751) 11 Scanning lamp (LA1) 12 Primary AC bias 13 Primary DC bias 14 Developing AC bias 15 Developing DC... fan (FM1) 20 Delivery sensor (PS3) Preparing for pickup : Scanner / lens drive motor (reverse) / Pickup motor (reverse) / Belt motor (reverse) COPYRIGHT © 1999 CANON INC. 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Service Manual
Page 360
...NF1 NOISE FILTER PCB Thermal fuse 1 FU1 Scanning lamp LA1 J17 FT6 FT5 Fixing heater H1 J16 1 2 J15 J2 FU2 Thermal fuse 2 J434 11 22 C. Copier J901 1 2 3 4 Main motor M1 M BP701 BP705 PR +24VU GND MMD MLOCK [120V] H N FT2 FT4 FT1 FT3 J1 DS1 Door switch JP502 JP501... Single-feeder position sensor paper sensor (Single-feeder type only) SL5 Cassette pickup solenoid PS4 Vertical path roller paper sensor COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) J751 3 2 1 Q751 Pre-registration roller paper sensor SENSOR PCB...
...NF1 NOISE FILTER PCB Thermal fuse 1 FU1 Scanning lamp LA1 J17 FT6 FT5 Fixing heater H1 J16 1 2 J15 J2 FU2 Thermal fuse 2 J434 11 22 C. Copier J901 1 2 3 4 Main motor M1 M BP701 BP705 PR +24VU GND MMD MLOCK [120V] H N FT2 FT4 FT1 FT3 J1 DS1 Door switch JP502 JP501... Single-feeder position sensor paper sensor (Single-feeder type only) SL5 Cassette pickup solenoid PS4 Vertical path roller paper sensor COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) J751 3 2 1 Q751 Pre-registration roller paper sensor SENSOR PCB...