Service Manual
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... DOCUMENTATION IS INTENDED FOR ALL SALES AREAS, AND MAY CONTAIN INFORMATION NOT APPLICABLE TO CERTAIN AREAS. 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... ACTUAL MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED MATTER. COPYRIGHT © 1999 CANON INC. Printed in Japan Imprimé au Japon Use of this manual should be strictly supervised to avoid disclosure of confidential information. Prepared by OFFICE IMAGING PRODUCTS TECHNICAL ...
... DOCUMENTATION IS INTENDED FOR ALL SALES AREAS, AND MAY CONTAIN INFORMATION NOT APPLICABLE TO CERTAIN AREAS. 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... ACTUAL MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED MATTER. COPYRIGHT © 1999 CANON INC. Printed in Japan Imprimé au Japon Use of this manual should be strictly supervised to avoid disclosure of confidential information. Prepared by OFFICE IMAGING PRODUCTS TECHNICAL ...
Service Manual
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...Basic Operation explains how copies are reproduced. Appendix contains a general timing chart and general circuit diagrams. COPYRIGHT © 1999 CANON INC. It also explains the timing at which image formation-related mechanisms are operated, and shows how they may be disassembled.../900 Series machines, providing basic information used for servicing the machines in relation to ensure their timing of operation. This service manual consists of the following chapters: Chapter 1 General Description introduces the machine's features, specifications, names of operation used for the...
...Basic Operation explains how copies are reproduced. Appendix contains a general timing chart and general circuit diagrams. COPYRIGHT © 1999 CANON INC. It also explains the timing at which image formation-related mechanisms are operated, and shows how they may be disassembled.../900 Series machines, providing basic information used for servicing the machines in relation to ensure their timing of operation. This service manual consists of the following chapters: Chapter 1 General Description introduces the machine's features, specifications, names of operation used for the...
Service Manual
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...Manual are explained in the machine. In the digital circuits, '1' is used to indicate that the voltage level of a given signal is "High," while '0' is used in the machines are not discussed: they are subject to the timing of a microprocessor cannot be communicated in the field. CANON... to circuit.) In practically all relevant Service Information bulletins and be able to have a good understanding of the contents of this Service Manual and all cases, the internal mechanisms of operation. In the diagrams, represents the path of mechanical drive-where a signal name accompanies ...
...Manual are explained in the machine. In the digital circuits, '1' is used to indicate that the voltage level of a given signal is "High," while '0' is used in the machines are not discussed: they are subject to the timing of a microprocessor cannot be communicated in the field. CANON... to circuit.) In practically all relevant Service Information bulletins and be able to have a good understanding of the contents of this Service Manual and all cases, the internal mechanisms of operation. In the diagrams, represents the path of mechanical drive-where a signal name accompanies ...
Service Manual
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Copying speed (cpm) at Direct 12 12 12 10 10 10 10 10 13 13 12 12 13 10 13 13 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) iii Be sure to have a good understanding of the difference from model to model ...before referring to this manual. Model PC860 PC880 PC890 PC920 PC920 PC920 PC920 PC921 PC940 PC941 PC950 PC950 PC950 PC960 PC980 PC981 Type code TYA TZA UAA...
Copying speed (cpm) at Direct 12 12 12 10 10 10 10 10 13 13 12 12 13 10 13 13 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) iii Be sure to have a good understanding of the difference from model to model ...before referring to this manual. Model PC860 PC880 PC890 PC920 PC920 PC920 PC920 PC921 PC940 PC941 PC950 PC950 PC950 PC960 PC980 PC981 Type code TYA TZA UAA...
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Ecology-Conscious • The use of ozone: 0.01 ppm or less on . 4. multifeeder type). 7. COPYRIGHT © 1999 CANON INC. CHAPTER 1 GENERAL DESCRIPTION I. SURF Fixing Assembly • The wait time is possible with the use of a roller charging method has resulted ... ratio or any ratio between A4 (LGL) and A5 (STMT) (*Using the universal cassette). • In manual feed mode, paper may expect quality copy images at all times as long as a business card. 5. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-1 FEATURES 1. All-in 1% increments....
Ecology-Conscious • The use of ozone: 0.01 ppm or less on . 4. multifeeder type). 7. COPYRIGHT © 1999 CANON INC. CHAPTER 1 GENERAL DESCRIPTION I. SURF Fixing Assembly • The wait time is possible with the use of a roller charging method has resulted ... ratio or any ratio between A4 (LGL) and A5 (STMT) (*Using the universal cassette). • In manual feed mode, paper may expect quality copy images at all times as long as a business card. 5. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-1 FEATURES 1. All-in 1% increments....
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... V-model) Fixed focal point lens OPC drum (24-mm dia.) Table 1-201 Descriptions Indirect static reproduction Roller (direct charging) Slit (moving light source) Auto or manual Dry (toner projection) Cassette (1 pc.) Single-feeder (single-feeder type) Multifeeder (multifeeder type) Curvature separation + static eliminator Flat heater Blade Center reference (copyboard) Table 1-202...
... V-model) Fixed focal point lens OPC drum (24-mm dia.) Table 1-201 Descriptions Indirect static reproduction Roller (direct charging) Slit (moving light source) Auto or manual Dry (toner projection) Cassette (1 pc.) Single-feeder (single-feeder type) Multifeeder (multifeeder type) Curvature separation + static eliminator Flat heater Blade Center reference (copyboard) Table 1-202...
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... g/m2), tracing paper (SM-1, A4R/ B5R), colored paper, recycled paper (64 to 128 g/m2), tracing paper (SM-1, GNT80*2; fixed)*6 Table 1-203 CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-3 A4R/ B5R), eco paper (80 g/m2; Performance Item Original type Maximum original ... First copy time Continuous copying Copy size Copy paper type Cassette Multifeeder tray Copy tray Non-image width Auto power-off COPYRIGHT © 1999 CANON INC. A4R) Manual Feeder: Plain paper (52 to 80 g/m2; Descriptions Sheet, book, 3-D object (2kg max.) A4 (297 × 210 mm)/LGL (216...
... g/m2), tracing paper (SM-1, A4R/ B5R), colored paper, recycled paper (64 to 128 g/m2), tracing paper (SM-1, GNT80*2; fixed)*6 Table 1-203 CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-3 A4R/ B5R), eco paper (80 g/m2; Performance Item Original type Maximum original ... First copy time Continuous copying Copy size Copy paper type Cassette Multifeeder tray Copy tray Non-image width Auto power-off COPYRIGHT © 1999 CANON INC. A4R) Manual Feeder: Plain paper (52 to 80 g/m2; Descriptions Sheet, book, 3-D object (2kg max.) A4 (297 × 210 mm)/LGL (216...
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Copyboard Type [2] [6] [3] [5] [4] [1] Copyboard cover [2] Static eliminator cleaner [3] Manual feed tray [4] Right door [5] Cassette [6] Copyboard glass Figure 1-301 [4] [3] [5] [2] [1] [6] [1] Copy tray [2] Power cord connector [3] Open/close lever [4] Static eliminator [5] Copy density correction switch [6] Delivery guide plate Figure 1-302 1-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) NAMES OF PARTS A. External View [1] 1. CHAPTER 1 GENERAL DESCRIPTION III.
Copyboard Type [2] [6] [3] [5] [4] [1] Copyboard cover [2] Static eliminator cleaner [3] Manual feed tray [4] Right door [5] Cassette [6] Copyboard glass Figure 1-301 [4] [3] [5] [2] [1] [6] [1] Copy tray [2] Power cord connector [3] Open/close lever [4] Static eliminator [5] Copy density correction switch [6] Delivery guide plate Figure 1-302 1-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) NAMES OF PARTS A. External View [1] 1. CHAPTER 1 GENERAL DESCRIPTION III.
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CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-11 ADF Type [5] CHAPTER 1 GENERAL DESCRIPTION [1] [2] [4] [1] ADF [2] Manual feed tray [3] Right door [5] [3] [4] Cassette [5] Copyboard glass Figure 1-303 [6] [4] [7] [3] [2] [1] [1] Static eliminator cleaner [2] Delivery guide plate [3] Copy tray [4] Power cord connector [5] Open/close lever [6] Static eliminator [7] Copy density correction switch Figure 1-304 COPYRIGHT © 1999 CANON INC. 2.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-11 ADF Type [5] CHAPTER 1 GENERAL DESCRIPTION [1] [2] [4] [1] ADF [2] Manual feed tray [3] Right door [5] [3] [4] Cassette [5] Copyboard glass Figure 1-303 [6] [4] [7] [3] [2] [1] [1] Static eliminator cleaner [2] Delivery guide plate [3] Copy tray [4] Power cord connector [5] Open/close lever [6] Static eliminator [7] Copy density correction switch Figure 1-304 COPYRIGHT © 1999 CANON INC. 2.
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... Paper source: cassette Copy density: auto mode Starts copying. COPYRIGHT © 1999 CANON INC. Remarks Indicates the selected copy density mode. Indicates the selected cassette/ manual feed tray.If there is no paper loaded, it flashes. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-15 ...to standard mode. continuous copying) Stops copying or returns copying mode to a jam. • Indicates the number of copies manually. Indicates the selected default ratio. Turns on when indicating a ratio. 100 (max.; CHAPTER 1 GENERAL DESCRIPTION IV.
... Paper source: cassette Copy density: auto mode Starts copying. COPYRIGHT © 1999 CANON INC. Remarks Indicates the selected copy density mode. Indicates the selected cassette/ manual feed tray.If there is no paper loaded, it flashes. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-15 ...to standard mode. continuous copying) Stops copying or returns copying mode to a jam. • Indicates the number of copies manually. Indicates the selected default ratio. Turns on when indicating a ratio. 100 (max.; CHAPTER 1 GENERAL DESCRIPTION IV.
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... mode. Applies only to a model equipped with a zoom function. 1-16 COPYRIGHT © 1999 CANON INC. Turns on when zoom mode is selected. Applies only to a multifeeder model. *2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Name 10 Count/zoom set... key 11 Zoom indicator*2 12 Zoom key*2 13 Paper selection key*1 Description Sets the number of copies or a zoom ratio. Table 1-401 *1. Selects/deselects zoom mode. Selects the cassette/ manual ...
... mode. Applies only to a model equipped with a zoom function. 1-16 COPYRIGHT © 1999 CANON INC. Turns on when zoom mode is selected. Applies only to a multifeeder model. *2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Name 10 Count/zoom set... key 11 Zoom indicator*2 12 Zoom key*2 13 Paper selection key*1 Description Sets the number of copies or a zoom ratio. Table 1-401 *1. Selects/deselects zoom mode. Selects the cassette/ manual ...
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...) Step 2 Image exposure Step 3 Development (AC + negative DC) Step 4 Transfer (negative DC) Step 5 Separation (curvature separation + static eliminator; CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-21 Transfer Manual feed 5. CHAPTER 1 GENERAL DESCRIPTION The machine's image formation process consists of the photosensitive drum Figure 1-602 COPYRIGHT © 1999...
...) Step 2 Image exposure Step 3 Development (AC + negative DC) Step 4 Transfer (negative DC) Step 5 Separation (curvature separation + static eliminator; CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-21 Transfer Manual feed 5. CHAPTER 1 GENERAL DESCRIPTION The machine's image formation process consists of the photosensitive drum Figure 1-602 COPYRIGHT © 1999...
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BASIC OPERATIONS A. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2-1 Control system Control panel Exposure system Copyboard Control circuit Original illuminating block ...cleaning block Photosensitive drum Developing assembly Copy tray Feeding Fixing assembly/ delivery assembly Transfer/ separation Cassette Figure 2-101 Pickup control block Manual feed block Pickup/ feeding system COPYRIGHT © 1999 CANON INC. Functional Construction The machine consists of four functional blocks: pickup/feeding system, exposure system, image formation system, and ...
BASIC OPERATIONS A. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2-1 Control system Control panel Exposure system Copyboard Control circuit Original illuminating block ...cleaning block Photosensitive drum Developing assembly Copy tray Feeding Fixing assembly/ delivery assembly Transfer/ separation Cassette Figure 2-101 Pickup control block Manual feed block Pickup/ feeding system COPYRIGHT © 1999 CANON INC. Functional Construction The machine consists of four functional blocks: pickup/feeding system, exposure system, image formation system, and ...
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The machine corrects the level of the AE sensor during manual density adjustment. 4-14 COPYRIGHT © 1999 CANON INC. Developing DC bias Voltage supplied to the scanning lamp Toner save mode -75V -2V*1 -3V*2 Photo mode +15V -2V*1 -3V*2 *1: 120 V model *2: 220 / ...mode) • Setting of copy mode (toner save mode or photo mode is set . The density correction switch (SW101) affects both manual density adjustment and auto density adjustment (AE). CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) SW101 Figure 4-108 If the machine is not equipped with a...
The machine corrects the level of the AE sensor during manual density adjustment. 4-14 COPYRIGHT © 1999 CANON INC. Developing DC bias Voltage supplied to the scanning lamp Toner save mode -75V -2V*1 -3V*2 Photo mode +15V -2V*1 -3V*2 *1: 120 V model *2: 220 / ...mode) • Setting of copy mode (toner save mode or photo mode is set . The density correction switch (SW101) affects both manual density adjustment and auto density adjustment (AE). CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) SW101 Figure 4-108 If the machine is not equipped with a...
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...Center Left -300 -400 -500 Position of SW101 Right Center Left Developing bias DC component (V) AE Mode Figure 4-109 (SW101) Developing bias DC component (V) Manual Density Mode Figure 4-110 (SW101) Test sheet 0 Original Newspaper density Copy density adjusting lever 1 3.5 0 6.5 9 -100 -100 -200 -300 -... F5 -400 -500 F9 Developing bias DC component (V) AE Mode Figure 4-111 (Non-SW101) Developing bias DC component (V) Manual Density Mode Figure 4-112 (Non-SW101) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-15
...Center Left -300 -400 -500 Position of SW101 Right Center Left Developing bias DC component (V) AE Mode Figure 4-109 (SW101) Developing bias DC component (V) Manual Density Mode Figure 4-110 (SW101) Test sheet 0 Original Newspaper density Copy density adjusting lever 1 3.5 0 6.5 9 -100 -100 -200 -300 -... F5 -400 -500 F9 Developing bias DC component (V) AE Mode Figure 4-111 (Non-SW101) Developing bias DC component (V) Manual Density Mode Figure 4-112 (Non-SW101) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-15
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Control Panel 1. Move the copy density adjusting lever [5] to the right Lighter Darker Auto Exposure Manual Exposure Photo Timer Saver [3] [7] [5] Figure 7-315 COPYRIGHT © 1999 CANON INC. Removing the Control Panel 1) Open the machine's top unit. 2) Remove the two screws [1], and detach [1] the front upper cover [2]. then,.... Disconnect the cable from the DC controller. 3) Free the claw [3], and remove the power supply switch assembly [4]. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-15 CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS B.
Control Panel 1. Move the copy density adjusting lever [5] to the right Lighter Darker Auto Exposure Manual Exposure Photo Timer Saver [3] [7] [5] Figure 7-315 COPYRIGHT © 1999 CANON INC. Removing the Control Panel 1) Open the machine's top unit. 2) Remove the two screws [1], and detach [1] the front upper cover [2]. then,.... Disconnect the cable from the DC controller. 3) Free the claw [3], and remove the power supply switch assembly [4]. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-15 CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS B.
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...none is missing: • Cassette • Copy tray • Power cord • ADF auxiliary tray (ADF type only) • User's Manual • Manual feed tray (for some areas only) • Language label for cassette (included with universal cassette) • Language label for ADF (ADF type... attachment [1] You will be storing the shipping attachment [1] inside the machine in from a cold place, leave it . A. CHAPTER 9 INSTALLATION II. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) UNPACKING AND INSTALLATION When a piece of metal is known as "condensation" and...
...none is missing: • Cassette • Copy tray • Power cord • ADF auxiliary tray (ADF type only) • User's Manual • Manual feed tray (for some areas only) • Language label for cassette (included with universal cassette) • Language label for ADF (ADF type... attachment [1] You will be storing the shipping attachment [1] inside the machine in from a cold place, leave it . A. CHAPTER 9 INSTALLATION II. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) UNPACKING AND INSTALLATION When a piece of metal is known as "condensation" and...
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Step 4 Work Remove the shipping attachment [2] (black screw) from the manual feed tray. (Multifeeder type only) Protective member Caution: This step applies only if the manual feed tray is attached. Manual feed tray COPYRIGHT © 1999 CANON INC. Attach the manual feed tray that comes with the machine. (Multifeeder type only) Caution: This applies only if...
Step 4 Work Remove the shipping attachment [2] (black screw) from the manual feed tray. (Multifeeder type only) Protective member Caution: This step applies only if the manual feed tray is attached. Manual feed tray COPYRIGHT © 1999 CANON INC. Attach the manual feed tray that comes with the machine. (Multifeeder type only) Caution: This applies only if...
Service Manual
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... you may not be sure to perform the following: Caution: Before starting the following work, check to fully close the machine. 9-12 COPYRIGHT © 1999 CANON INC. Pull the open the machine's top unit. Take out the shipping attachments [1] and [2] stored in the machine's bottom unit. [2] [1] 6 Detach ...the machine by truck or any paper on the power, and press the Default Ratio key to select the manual The count/ratio indicator will indicate ' '. If it is replaced. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) feed tray; Press the Paper Select...
... you may not be sure to perform the following: Caution: Before starting the following work, check to fully close the machine. 9-12 COPYRIGHT © 1999 CANON INC. Pull the open the machine's top unit. Take out the shipping attachments [1] and [2] stored in the machine's bottom unit. [2] [1] 6 Detach ...the machine by truck or any paper on the power, and press the Default Ratio key to select the manual The count/ratio indicator will indicate ' '. If it is replaced. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) feed tray; Press the Paper Select...
Service Manual
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... When a machine is opened before it has been brought from a cold place (e.g., warehouse) to two hours). 11-50 COPYRIGHT © 1999 CANON INC. e.g., a. Condensation on the lower roller of the manual feed assembly will cause dark images. Condensation in from a cold to cause feeding faults. CHAPTER 11 TROUBLESHOOTING 9. The drum is noted...
... When a machine is opened before it has been brought from a cold place (e.g., warehouse) to two hours). 11-50 COPYRIGHT © 1999 CANON INC. e.g., a. Condensation on the lower roller of the manual feed assembly will cause dark images. Condensation in from a cold to cause feeding faults. CHAPTER 11 TROUBLESHOOTING 9. The drum is noted...