Service Manual
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...how they may be disassembled/assembled and adjusted. Appendix contains a general timing chart and general circuit diagrams. COPYRIGHT © 1999 CANON INC. INTRODUCTION This service manual has been prepared for the PC800/900 Series machines, providing basic information used for the machine's externals...names of operation. It also explains the timing at which image formation-related mechanisms are reproduced. Chapter 8 ADF explains the principles of operation of the ADF in view of electrical and mechanical functions and in the field so as to their quality and performance....
...how they may be disassembled/assembled and adjusted. Appendix contains a general timing chart and general circuit diagrams. COPYRIGHT © 1999 CANON INC. INTRODUCTION This service manual has been prepared for the PC800/900 Series machines, providing basic information used for the machine's externals...names of operation. It also explains the timing at which image formation-related mechanisms are reproduced. Chapter 8 ADF explains the principles of operation of the ADF in view of electrical and mechanical functions and in the field so as to their quality and performance....
Service Manual
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... 12 10 10 10 10 10 13 13 12 12 13 10 13 13 COPYRIGHT © 1999 CANON INC. Model PC860 PC880 PC890 PC920 PC920 PC920 PC920 PC921 PC940 PC941 PC950 PC950 PC950 PC960 PC980 PC981 Type code TYA TZA UAA PUD PUE PUH TVB TVC TVD TVE PUF PUG TVF TVG... (SW101) 2R2E √ 2R2E √ 2R2E √ 2R2E √ 2R2E √ 2R2E √ 3R1E 3R1E 3R1E 3R1E 2R2E √ 2R2E √ 3R1E 3R1E 3R1E 3R1E ADF as standard √ √ √ √ Cassette 250 sheets 250 sheets 250 sheets Universal Universal Universal Universal Universal Universal Universal Universal Universal 500 sheets Universal...
... 12 10 10 10 10 10 13 13 12 12 13 10 13 13 COPYRIGHT © 1999 CANON INC. Model PC860 PC880 PC890 PC920 PC920 PC920 PC920 PC921 PC940 PC941 PC950 PC950 PC950 PC960 PC980 PC981 Type code TYA TZA UAA PUD PUE PUH TVB TVC TVD TVE PUF PUG TVF TVG... (SW101) 2R2E √ 2R2E √ 2R2E √ 2R2E √ 2R2E √ 2R2E √ 3R1E 3R1E 3R1E 3R1E 2R2E √ 2R2E √ 3R1E 3R1E 3R1E 3R1E ADF as standard √ √ √ √ Cassette 250 sheets 250 sheets 250 sheets Universal Universal Universal Universal Universal Universal Universal Universal Universal 500 sheets Universal...
Service Manual
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ADF 1-8 III. Cross Section 1-13 IV. USING THE MACHINE 1-15 A. Control Panel 1-15 V. IMAGE FORMATION 1-20 A. Functional Construction ........2-1 B. Controlling the .... Lens Drive System 3-3 D. Outline 1-20 CHAPTER 2 BASIC OPERATION I. Outline of Operations 2-3 D. Controlling the Scanning Lamp 3-9 III. Exposure System 3-37 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) v Copier 1-2 B. Basic Sequence of Electrical Circuitry 2-2 C. DISASSEMBLY/ASSEMBLY ..... 3-12 A. FEATURES 1-1 II...
ADF 1-8 III. Cross Section 1-13 IV. USING THE MACHINE 1-15 A. Control Panel 1-15 V. IMAGE FORMATION 1-20 A. Functional Construction ........2-1 B. Controlling the .... Lens Drive System 3-3 D. Outline 1-20 CHAPTER 2 BASIC OPERATION I. Outline of Operations 2-3 D. Controlling the Scanning Lamp 3-9 III. Exposure System 3-37 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) v Copier 1-2 B. Basic Sequence of Electrical Circuitry 2-2 C. DISASSEMBLY/ASSEMBLY ..... 3-12 A. FEATURES 1-1 II...
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... Copy Paper 9-9 III. Storing the Cartridge with the Packaging Seal Removed 10-3 COPYRIGHT © 1999 CANON INC. Main Motor/Main Drive Assembly 7-17 E. External Covers 8-21 C. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) vii Copyboard Glass 7-16 D.... Outline 8-1 B Basic Construction 8-2 C. Controlling the Pickup Motor 8-14 H. Power Supply 8-17 II. Removing the ADF 8-19 B. ADF 8-1 A. SELECTING A SITE 9-1...
... Copy Paper 9-9 III. Storing the Cartridge with the Packaging Seal Removed 10-3 COPYRIGHT © 1999 CANON INC. Main Motor/Main Drive Assembly 7-17 E. External Covers 8-21 C. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) vii Copyboard Glass 7-16 D.... Outline 8-1 B Basic Construction 8-2 C. Controlling the Pickup Motor 8-14 H. Power Supply 8-17 II. Removing the ADF 8-19 B. ADF 8-1 A. SELECTING A SITE 9-1...
Service Manual
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..., Motor, Etc. 11-81 D. BLANK EXPOSURE (rear) CIRCUIT DIAGRAM A-34 N. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 11 TROUBLESHOOTING I . Image Adjustment Basic Procedure 11-3 B. Troubleshooting Malfunctions 11-61 V. GENERAL TIMING CHART ........ GENERAL CIRCUIT DIAGRAM A-5 D. ADF CONTROLLER CIRCUIT DIAGRAM A-15 F. Points to Note for Servicing 11-4 II...
..., Motor, Etc. 11-81 D. BLANK EXPOSURE (rear) CIRCUIT DIAGRAM A-34 N. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 11 TROUBLESHOOTING I . Image Adjustment Basic Procedure 11-3 B. Troubleshooting Malfunctions 11-61 V. GENERAL TIMING CHART ........ GENERAL CIRCUIT DIAGRAM A-5 D. ADF CONTROLLER CIRCUIT DIAGRAM A-15 F. Points to Note for Servicing 11-4 II...
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IMAGE FORMATION 1-20 A. 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. SPECIFICATIONS 1-2 A. Cross Section 1-13 IV. External View 1-10 B. USING THE MACHINE 1-15 A. Copier 1-2 B. ROUTINE MAINTENANCE BY THE USER 1-17 VI. I. Control Panel 1-15 V. Outline 1-20 COPYRIGHT © 1999 CANON INC. FEATURES 1-1 II. ADF 1-8 III. NAMES OF PARTS 1-10 A.
IMAGE FORMATION 1-20 A. 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. SPECIFICATIONS 1-2 A. Cross Section 1-13 IV. External View 1-10 B. USING THE MACHINE 1-15 A. Copier 1-2 B. ROUTINE MAINTENANCE BY THE USER 1-17 VI. I. Control Panel 1-15 V. Outline 1-20 COPYRIGHT © 1999 CANON INC. FEATURES 1-1 II. ADF 1-8 III. NAMES OF PARTS 1-10 A.
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...4. Personal Copier with the use of a roller charging method has resulted in 1% increments. 2. ADF Type • Continuous copying is 0 sec (at maximum (1/100 to make jam removal easy. 8. COPYRIGHT © 1999 CANON INC. Ecology-Conscious • The use of paper may be opened to 1/1000 compared with ...existing Canon machines). 3. Large Paper Source • The source of the ADF. Various Paper Sizes • The paper may be as large as A4 (LGL) or as small as 550 sheets of ozone...
...4. Personal Copier with the use of a roller charging method has resulted in 1% increments. 2. ADF Type • Continuous copying is 0 sec (at maximum (1/100 to make jam removal easy. 8. COPYRIGHT © 1999 CANON INC. Ecology-Conscious • The use of paper may be opened to 1/1000 compared with ...existing Canon machines). 3. Large Paper Source • The source of the ADF. Various Paper Sizes • The paper may be as large as A4 (LGL) or as small as 550 sheets of ozone...
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...900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-5 Table 1-204 *1. 250-sheet cassette type *2. 500-sheet cassette type COPYRIGHT © 1999 CANON INC. about 5min; reference only) Standby: -(sound power level by ISO) Copying: (sound power level by ISO) • Single-feeder type: 68 dB...including the cassette) Consumables Copyboard Type 484.9 × 448.2 × 297.5 mm*1/ 329.0 mm*2 19.1 in. × 17.6 in × 11.7 in*1/ 13.0 in*2 ADF Type 484.9 × 448.2 × 358.3 mm*1/ 389.8 mm*2 19.1 in × 17.6 in × 14.1 in*1/ 15.3 in*2 Copyboard Type Single-feeder type:...
...900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-5 Table 1-204 *1. 250-sheet cassette type *2. 500-sheet cassette type COPYRIGHT © 1999 CANON INC. about 5min; reference only) Standby: -(sound power level by ISO) Copying: (sound power level by ISO) • Single-feeder type: 68 dB...including the cassette) Consumables Copyboard Type 484.9 × 448.2 × 297.5 mm*1/ 329.0 mm*2 19.1 in. × 17.6 in × 11.7 in*1/ 13.0 in*2 ADF Type 484.9 × 448.2 × 358.3 mm*1/ 389.8 mm*2 19.1 in × 17.6 in × 14.1 in*1/ 15.3 in*2 Copyboard Type Single-feeder type:...
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...) 40 W or less Temperature: same as the host Humidity: same as the host Table 1-207 1-8 COPYRIGHT © 1999 CANON INC. about 3 mm in . CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) with host Dimensions Weight Power source Maximum power consumption Operating ... 18.7 in. (659 mm/ 25.9 in height) Single-sided original to 215.9 mm 30 sheets (80 g/m2 or less; ADF Item Original pickup Original orientation Original position Original separation Original type Stack Original processing mode Original size detection Mixed original sizes Original detection Original...
...) 40 W or less Temperature: same as the host Humidity: same as the host Table 1-207 1-8 COPYRIGHT © 1999 CANON INC. about 3 mm in . CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) with host Dimensions Weight Power source Maximum power consumption Operating ... 18.7 in. (659 mm/ 25.9 in height) Single-sided original to 215.9 mm 30 sheets (80 g/m2 or less; ADF Item Original pickup Original orientation Original position Original separation Original type Stack Original processing mode Original size detection Mixed original sizes Original detection Original...
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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. 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.
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CHAPTER 1 GENERAL DESCRIPTION 3. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) ADF [3] [4] [2] [1] [1] Original tray [2] Original delivery tray [3] Slide guide [4] Auxiliary tray Figure 1-305 1-12 COPYRIGHT © 1999 CANON INC.
CHAPTER 1 GENERAL DESCRIPTION 3. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) ADF [3] [4] [2] [1] [1] Original tray [2] Original delivery tray [3] Slide guide [4] Auxiliary tray Figure 1-305 1-12 COPYRIGHT © 1999 CANON INC.
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ADF [1] [2] [3] [4] [5] [6] [13] [1] Delivery roller [2] Copy tray [3] Pickup roller 2 [4] Pickup roller 1 [5] Copyboard tray [6] Auxiliary tray [7] Guide plate [12] [11] [10] [9] [8] [7] [8] Separation pad [9] Registration roller [10] Feed belt drive roller [11] Feed belt [12] Feed belt roller [13] Feed belt link slave roller Figure 1-307 1-14 COPYRIGHT © 1999 CANON INC. CHAPTER 1 GENERAL DESCRIPTION 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
ADF [1] [2] [3] [4] [5] [6] [13] [1] Delivery roller [2] Copy tray [3] Pickup roller 2 [4] Pickup roller 1 [5] Copyboard tray [6] Auxiliary tray [7] Guide plate [12] [11] [10] [9] [8] [7] [8] Separation pad [9] Registration roller [10] Feed belt drive roller [11] Feed belt [12] Feed belt roller [13] Feed belt link slave roller Figure 1-307 1-14 COPYRIGHT © 1999 CANON INC. CHAPTER 1 GENERAL DESCRIPTION 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Service Manual
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... from the original tray. • The indicator flashes 'U6' while the feeder is being cleaned. 4) Press the Copy Density Mode Selection key to jam often. 1. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-17 then, dry wipe it. COPYRIGHT © 1999... CANON INC. Zoom Figure 1-501 2) Place about 10 sheets of the ADF. 3) Press the Copy Start key. • Copy paper will indicate 'U6'. Feeding Belt (ADF type) b.1 Cleaning in Feeder Cleaning Mode 1) Turn on the original tray of blank copy...
... from the original tray. • The indicator flashes 'U6' while the feeder is being cleaned. 4) Press the Copy Density Mode Selection key to jam often. 1. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-17 then, dry wipe it. COPYRIGHT © 1999... CANON INC. Zoom Figure 1-501 2) Place about 10 sheets of the ADF. 3) Press the Copy Start key. • Copy paper will indicate 'U6'. Feeding Belt (ADF type) b.1 Cleaning in Feeder Cleaning Mode 1) Turn on the original tray of blank copy...
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Figure 1-505 4) Close the machine as soon as you have finished cleaning. (Work briskly.) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-19 CHAPTER 1 GENERAL DESCRIPTION Figure 1-504 (ADF type) 2) Pull the open/close lever to open the machine. 3) Using the static eliminator cleaner, clean the static eliminator. • Brush out the paper lint or the like from the groove of the static eliminator.
Figure 1-505 4) Close the machine as soon as you have finished cleaning. (Work briskly.) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-19 CHAPTER 1 GENERAL DESCRIPTION Figure 1-504 (ADF type) 2) Pull the open/close lever to open the machine. 3) Using the static eliminator cleaner, clean the static eliminator. • Brush out the paper lint or the like from the groove of the static eliminator.
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... • Lens solenoid • Multifeeder pickup solenoid • Cassette pickup solenoid Side blanking lamp Power switch Scanner/ lens drive motor Scanner cooling fan Sensor/ switch ADF ADF load Figure 2-102 2-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
... • Lens solenoid • Multifeeder pickup solenoid • Cassette pickup solenoid Side blanking lamp Power switch Scanner/ lens drive motor Scanner cooling fan Sensor/ switch ADF ADF load Figure 2-102 2-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
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Inputs to and Outputs from the ADF J60 -8 -7 -6 -5 To the ADF -4 -3 -2 -1 To the ADF J24 -4 -3 -2 -1 +24V +5V +5V +24V J202-1 -2 -3 -4 -5 -6 Composite power supply PCB J114-1 REQ -2 -3 ACK -4 -5 TXD -6 -7 RXD -8 J105-6 -5 -4 -3 -2 -1 DC controller PCB See Chapter 8. CHAPTER 2 BASIC OPERATION 5. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2-11 Figure 2-109 COPYRIGHT © 1999 CANON INC.
Inputs to and Outputs from the ADF J60 -8 -7 -6 -5 To the ADF -4 -3 -2 -1 To the ADF J24 -4 -3 -2 -1 +24V +5V +5V +24V J202-1 -2 -3 -4 -5 -6 Composite power supply PCB J114-1 REQ -2 -3 ACK -4 -5 TXD -6 -7 RXD -8 J105-6 -5 -4 -3 -2 -1 DC controller PCB See Chapter 8. CHAPTER 2 BASIC OPERATION 5. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2-11 Figure 2-109 COPYRIGHT © 1999 CANON INC.
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CHAPTER 3 EXPOSURE SYSTEM 5) If the machine is equipped with an ADF, free the hook [2], and disconnect the two relay connectors [3] from the left upper stay [4]. [2] [3] [2] [4] 6) Remove the three screws [5], and detach the left upper stay [4]. [2] [2] [3] Figure 3-309 [5] [5] [4] Figure 3-310 3-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 3 EXPOSURE SYSTEM 5) If the machine is equipped with an ADF, free the hook [2], and disconnect the two relay connectors [3] from the left upper stay [4]. [2] [3] [2] [4] 6) Remove the three screws [5], and detach the left upper stay [4]. [2] [2] [3] Figure 3-309 [5] [5] [4] Figure 3-310 3-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
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CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS II. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-3 Outline of the Power ...DC power supply circuit Fixing heater control circuit Scanning lamp control circuit Highvoltage power supply circuit +5V Control panel +24VR AE sensor To ADF +5V Sensor +5V +24VU +24VR DC +24VU controller PCB +24VU Solenoid Scanner/lens drive motor (M2) +24VU Scanner cooling fan...Scanning lamp Primary charging roller Developing roller Transfer roller Static eliminator Figure 7-201 COPYRIGHT © 1999 CANON INC. POWER SUPPLY SYSTEM A.
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS II. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-3 Outline of the Power ...DC power supply circuit Fixing heater control circuit Scanning lamp control circuit Highvoltage power supply circuit +5V Control panel +24VR AE sensor To ADF +5V Sensor +5V +24VU +24VR DC +24VU controller PCB +24VU Solenoid Scanner/lens drive motor (M2) +24VU Scanner cooling fan...Scanning lamp Primary charging roller Developing roller Transfer roller Static eliminator Figure 7-201 COPYRIGHT © 1999 CANON INC. POWER SUPPLY SYSTEM A.
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CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) External Covers For instructions on how to remove the ADF, see Chapter 8. [1] [2] [3] [4] [7] [6] [1] Copyboard cover [2] Top cover [3] Control panel [4] Front lower cover [5] [5] Cassette [6] Front upper cover [7] Left cover Figure 7-301 (Copyboard type) 7-8 COPYRIGHT © 1999 CANON INC. CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS A.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) External Covers For instructions on how to remove the ADF, see Chapter 8. [1] [2] [3] [4] [7] [6] [1] Copyboard cover [2] Top cover [3] Control panel [4] Front lower cover [5] [5] Cassette [6] Front upper cover [7] Left cover Figure 7-301 (Copyboard type) 7-8 COPYRIGHT © 1999 CANON INC. CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS A.
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... repairing the inside of mounting screws are omitted from the discussions. [7] [4] [6] [5] [1] ADF [2] Top cover [3] Control panel [4] Front lower cover [5] Cassette [6] Front upper cover [7] Left cover Figure 7-302 (ADF type) [1] [3] [2] [1] Rear cover [2] Right door [3] Multifeeder unit Figure 7-303 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-9
... repairing the inside of mounting screws are omitted from the discussions. [7] [4] [6] [5] [1] ADF [2] Top cover [3] Control panel [4] Front lower cover [5] Cassette [6] Front upper cover [7] Left cover Figure 7-302 (ADF type) [1] [3] [2] [1] Rear cover [2] Right door [3] Multifeeder unit Figure 7-303 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-9