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... 4-1 B. Blank Exposure 4-26 CHAPTER 5 PICK-UP/FEEDING SYSTEM I . Outline 5-1 B. Controlling the Pickup Roller 5-3 C. Outline 6-1 B. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Controlling the Transfer Roller Bias 4-8 E. Multifeeder Assembly ......... 5-28 C. ...Fixing Assembly 6-11 vi COPYRIGHT © 1999 CANON INC. DISASSEMBLY/ASSEMBLY ..... 6-10 A. Controlling the Developing/ Separation Static Eliminator Bias 4-11 F. Controlling the Side Blanking Mechanism 4-21 II. Cartridge 4-23 B. Controlling the Movement of Originals 4-16...
... 4-1 B. Blank Exposure 4-26 CHAPTER 5 PICK-UP/FEEDING SYSTEM I . Outline 5-1 B. Controlling the Pickup Roller 5-3 C. Outline 6-1 B. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Controlling the Transfer Roller Bias 4-8 E. Multifeeder Assembly ......... 5-28 C. ...Fixing Assembly 6-11 vi COPYRIGHT © 1999 CANON INC. DISASSEMBLY/ASSEMBLY ..... 6-10 A. Controlling the Developing/ Separation Static Eliminator Bias 4-11 F. Controlling the Side Blanking Mechanism 4-21 II. Cartridge 4-23 B. Controlling the Movement of Originals 4-16...
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... IN JAPAN (IMPRIME AU JAPON) vii Power Supply Circuit 7-4 C. Delivery 8-12 G. Controlling the Belt Motor .. 8-15 I . Feeding System 8-26 E. Storing the Cartridge with the Packaging Seal Removed 10-3 COPYRIGHT © 1999 CANON INC. Pickup Operation 8-8 F. Control Panel 7-15 C. DISASSEMBLY/ASSEMBLY ..... 8-18 A. MOVING THE MACHINE .......... 9-12 CHAPTER 10 MAINTENANCE AND SERVICING I . DISASSEMBLY/ASSEMBLY...
... IN JAPAN (IMPRIME AU JAPON) vii Power Supply Circuit 7-4 C. Delivery 8-12 G. Controlling the Belt Motor .. 8-15 I . Feeding System 8-26 E. Storing the Cartridge with the Packaging Seal Removed 10-3 COPYRIGHT © 1999 CANON INC. Pickup Operation 8-8 F. Control Panel 7-15 C. DISASSEMBLY/ASSEMBLY ..... 8-18 A. MOVING THE MACHINE .......... 9-12 CHAPTER 10 MAINTENANCE AND SERVICING I . DISASSEMBLY/ASSEMBLY...
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...(STMT) (*Using the universal cassette). • In manual feed mode, paper may contain as many as a single entity (cartridge). All-in-One Cartridge for Simple Maintenance • The photosensitive drum, toner case, charging roller, developing assembly, and cleaning assembly are constructed as 550... sheets of paper (500-sheet cassette + multifeeder; CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)...
...(STMT) (*Using the universal cassette). • In manual feed mode, paper may contain as many as a single entity (cartridge). All-in-One Cartridge for Simple Maintenance • The photosensitive drum, toner case, charging roller, developing assembly, and cleaning assembly are constructed as 550... sheets of paper (500-sheet cassette + multifeeder; CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)...
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Controlling the Transfer Roller Bias 4-8 E. Cartridge 4-23 B. I. Controlling the Primary Charging Roller Bias 4-4 D. Outline 4-1 B. Controlling the Developing/ Separation Static Eliminator Bias 4-11 F. DISASSEMBLY/ASSEMBLY ..... 4-22 A. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)... the Side Blanking Mechanism 4-21 II. Transfer Charging Assembly 4-25 C. Blank Exposure 4-26 COPYRIGHT © 1999 CANON INC. CHAPTER 4 IMAGE FORMATION SYSTEM This chapter discusses the principles of Originals 4-16 G. Measuring the Density of how...
Controlling the Transfer Roller Bias 4-8 E. Cartridge 4-23 B. I. Controlling the Primary Charging Roller Bias 4-4 D. Outline 4-1 B. Controlling the Developing/ Separation Static Eliminator Bias 4-11 F. DISASSEMBLY/ASSEMBLY ..... 4-22 A. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)... the Side Blanking Mechanism 4-21 II. Transfer Charging Assembly 4-25 C. Blank Exposure 4-26 COPYRIGHT © 1999 CANON INC. CHAPTER 4 IMAGE FORMATION SYSTEM This chapter discusses the principles of Originals 4-16 G. Measuring the Density of how...
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CHAPTER 4 IMAGE FORMATION SYSTEM Copyboard glass Scanning lamp AE sensor Side blanking lamp Lens Primary charging roller Developing cylinder Photosensitive drum Drum cartridge Static eliminator Transfer roller Q101 Microprocessor DC controller PCB Lamp regulator block High-voltage circuit block Q900 Microprocessor Composite power supply PCB Figure 4-101 4-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 4 IMAGE FORMATION SYSTEM Copyboard glass Scanning lamp AE sensor Side blanking lamp Lens Primary charging roller Developing cylinder Photosensitive drum Drum cartridge Static eliminator Transfer roller Q101 Microprocessor DC controller PCB Lamp regulator block High-voltage circuit block Q900 Microprocessor Composite power supply PCB Figure 4-101 4-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
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... which can cause white spots or black bands on copies. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-23 CHAPTER 4 IMAGE FORMATION SYSTEM A. Cartridge 1. Do not open when the cartridge is fit into the machine and the machine's top unit is... equipped with a drum cover shutter. COPYRIGHT © 1999 CANON INC. Drum Cover Shutter If exposed to as a "cartridge." (You cannot disassemble the cartridge.) Developing blade Primary ...
... which can cause white spots or black bands on copies. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-23 CHAPTER 4 IMAGE FORMATION SYSTEM A. Cartridge 1. Do not open when the cartridge is fit into the machine and the machine's top unit is... equipped with a drum cover shutter. COPYRIGHT © 1999 CANON INC. Drum Cover Shutter If exposed to as a "cartridge." (You cannot disassemble the cartridge.) Developing blade Primary ...
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...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 the cartridge, and open the drum cover shutter 3) Clean the drum surface with a flannel cloth coated with toner. If you need to rotate the drum, ...a level at which it will develop poor contact. 2. Otherwise, the leaf spring used to apply a developing bias to 30000 lux. 4-24 COPYRIGHT © 1999 CANON INC. Do not use a flannel cloth. However, avoid exposing it , use paper, lint-free or otherwise. 3. Be sure to light for 5 min and ...
...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 the cartridge, and open the drum cover shutter 3) Clean the drum surface with a flannel cloth coated with toner. If you need to rotate the drum, ...a level at which it will develop poor contact. 2. Otherwise, the leaf spring used to apply a developing bias to 30000 lux. 4-24 COPYRIGHT © 1999 CANON INC. Do not use a flannel cloth. However, avoid exposing it , use paper, lint-free or otherwise. 3. Be sure to light for 5 min and ...
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CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Blank Exposure 1. CHAPTER 4 IMAGE FORMATION SYSTEM C. Removing the Blanking Exposure Unit 1) Set the machine ... left, turn off the power. • Disconnect the power plug. 2) Remove the front lower cover. (See Chapter 7.III.A.2."Removing the Front Lower Cover.") 3) Remove the cartridge. 4) Remove the DC controller PCB. (See Chapter 7.III.E.1."Removing the DC controller PCB.") 5) Remove the composite power supply PCB. (See Chapter 7.III.E.2."Removing the Composite...
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Blank Exposure 1. CHAPTER 4 IMAGE FORMATION SYSTEM C. Removing the Blanking Exposure Unit 1) Set the machine ... left, turn off the power. • Disconnect the power plug. 2) Remove the front lower cover. (See Chapter 7.III.A.2."Removing the Front Lower Cover.") 3) Remove the cartridge. 4) Remove the DC controller PCB. (See Chapter 7.III.E.1."Removing the DC controller PCB.") 5) Remove the composite power supply PCB. (See Chapter 7.III.E.2."Removing the Composite...
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Main Motor/Main Drive Assembly 1. Removing the Main Motor Unit 1) Remove the drum cartridge. 2) Remove the composite power supply PCB. (See E.2. "Removing the Composite Power Supply PCB.") 3) Remove the screw [1], and detach the high-voltage PCB [2]. 4) Remove the insulating sheet [3]. [1] [2] Figure 7-318 [3] Figure 7-319 COPYRIGHT © 1999 CANON INC. CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS D. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-17
Main Motor/Main Drive Assembly 1. Removing the Main Motor Unit 1) Remove the drum cartridge. 2) Remove the composite power supply PCB. (See E.2. "Removing the Composite Power Supply PCB.") 3) Remove the screw [1], and detach the high-voltage PCB [2]. 4) Remove the insulating sheet [3]. [1] [2] Figure 7-318 [3] Figure 7-319 COPYRIGHT © 1999 CANON INC. CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS D. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-17
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CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-19 CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS 2. "Removing the Composite Power Supply PCB.") 3) Remove the screw [1], and detach the high-voltage PCB [2]. 4) Remove the insulating sheet [3]. [1] [2] Figure 7-322 [3] Figure 7-323 COPYRIGHT © 1999 CANON INC. Removing the Main Drive Assembly 1) Remove the drum cartridge. 2) Remove the composite power supply PCB. (See E.2.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-19 CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS 2. "Removing the Composite Power Supply PCB.") 3) Remove the screw [1], and detach the high-voltage PCB [2]. 4) Remove the insulating sheet [3]. [1] [2] Figure 7-322 [3] Figure 7-323 COPYRIGHT © 1999 CANON INC. Removing the Main Drive Assembly 1) Remove the drum cartridge. 2) Remove the composite power supply PCB. (See E.2.
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Step 8 Work Pick the fixing member from the bottom of the machine. 11 Holding the cartridge with the warning label facing up, shake it . CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 9-5 COPYRIGHT © 1999 CANON INC. CHAPTER 9 INSTALLATION Checks and remarks 9 Store the shipping attachments [1] and [2] removed in steps 3 and 4 in the machine's bottom unit. [2] [1] 10 Hold the tab of the cartridge, and take it out of the top unit, and detach it several times in both directions (90°).
Step 8 Work Pick the fixing member from the bottom of the machine. 11 Holding the cartridge with the warning label facing up, shake it . CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 9-5 COPYRIGHT © 1999 CANON INC. CHAPTER 9 INSTALLATION Checks and remarks 9 Store the shipping attachments [1] and [2] removed in steps 3 and 4 in the machine's bottom unit. [2] [1] 10 Hold the tab of the cartridge, and take it out of the top unit, and detach it several times in both directions (90°).
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... place, and pull off the open seal. Do no pull it at an angle. 13 Hold the cartridge with the waning label facing up, and insert it into the machine with care until it straight out... in the middle. Original tray 9-6 COPYRIGHT © 1999 CANON INC. Caution: The seal can tear in the direction of the machine to the ADF type only.... close it fully. 15 Open the original tray. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 9 INSTALLATION Step 12 Work Place the cartridge on the top of the arrow. Holding the tab...
... place, and pull off the open seal. Do no pull it at an angle. 13 Hold the cartridge with the waning label facing up, and insert it into the machine with care until it straight out... in the middle. Original tray 9-6 COPYRIGHT © 1999 CANON INC. Caution: The seal can tear in the direction of the machine to the ADF type only.... close it fully. 15 Open the original tray. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 9 INSTALLATION Step 12 Work Place the cartridge on the top of the arrow. Holding the tab...
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STORING AND HANDLING THE CARTRIDGE 10-2 A. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Storing and Handling the Cartridge with the Packaging Seal Intact ........ 10-2 B. SCHEDULED SERVICING ....... 10-1 IV. Storing the Cartridge with the Packaging Seal Removed 10-3 COPYRIGHT © 1999 CANON INC. CHAPTER 10 MAINTENANCE AND SERVICING I. DURABLES AND CONSUMABLES 10-1 III. PERIODICALLY REPLACED PARTS 10-1 II.
STORING AND HANDLING THE CARTRIDGE 10-2 A. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Storing and Handling the Cartridge with the Packaging Seal Intact ........ 10-2 B. SCHEDULED SERVICING ....... 10-1 IV. Storing the Cartridge with the Packaging Seal Removed 10-3 COPYRIGHT © 1999 CANON INC. CHAPTER 10 MAINTENANCE AND SERVICING I. DURABLES AND CONSUMABLES 10-1 III. PERIODICALLY REPLACED PARTS 10-1 II.
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...85% RH Harsh (1/10 of the environment whether its packing seal is intact or removed or whether it . STORING AND HANDLING THE CARTRIDGE The cartridge is subject to impact (as indicated in a warehouse or workshop, be drawn; however, it is important to exercise care when ...period) High temperature Low temperature Temperature changes (within 3-min period; A. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Storing the Cartridge with the Packaging Seal Intact If you are storing the cartridge in Table 10-401; CHAPTER 10 MAINTENANCE AND SERVICING IV.
...85% RH Harsh (1/10 of the environment whether its packing seal is intact or removed or whether it . STORING AND HANDLING THE CARTRIDGE The cartridge is subject to impact (as indicated in a warehouse or workshop, be drawn; however, it is important to exercise care when ...period) High temperature Low temperature Temperature changes (within 3-min period; A. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Storing the Cartridge with the Packaging Seal Intact If you are storing the cartridge in Table 10-401; CHAPTER 10 MAINTENANCE AND SERVICING IV.
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...or handling it. (Be sure that the cartridge is an organic photoconducting (OPC) material, which would deteriorate if subjected to change abruptly (e.g., near a window. Avoid areas subject to the direct rays of the sun, i.e., near an air conditioner). CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN... JAPAN (IMPRIME AU JAPON) 10-3 Storage after Removing the Packaging Seal a. c. Storing and Handling the Cartridge with the Packaging Seal Removed The photosensitive medium is stored at 40...
...or handling it. (Be sure that the cartridge is an organic photoconducting (OPC) material, which would deteriorate if subjected to change abruptly (e.g., near a window. Avoid areas subject to the direct rays of the sun, i.e., near an air conditioner). CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN... JAPAN (IMPRIME AU JAPON) 10-3 Storage after Removing the Packaging Seal a. c. Storing and Handling the Cartridge with the Packaging Seal Removed The photosensitive medium is stored at 40...
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...Figure 10-402. Figure 10-402 10-4 COPYRIGHT © 1999 CANON INC. Do not place the cartridge on its end or turn it about 90° several times as shown in a different way, the toner can spill out of toner, hold the cartridge level and shake it over as shown in Figure 10401... to run out of the developing assembly or the cleaning assembly. Handling the Cartridge a. Before setting the cartridge in the machine or if copies have white spots as when it starts to even out the toner inside. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Figure 10-...
...Figure 10-402. Figure 10-402 10-4 COPYRIGHT © 1999 CANON INC. Do not place the cartridge on its end or turn it about 90° several times as shown in a different way, the toner can spill out of toner, hold the cartridge level and shake it over as shown in Figure 10401... to run out of the developing assembly or the cleaning assembly. Handling the Cartridge a. Before setting the cartridge in the machine or if copies have white spots as when it starts to even out the toner inside. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Figure 10-...
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...10000 and 30000 lux.) COPYRIGHT © 1999 CANON INC. Do not clean it outside the machine unprotected. e. g. the memory (i.e., cause of protection. Reference: If the photosensitive drum is noted; Do not disassemble the cartridge. If the cartridge must be taken out of the photosensitive drum...Try to excess vibration or impact. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-5 CHAPTER 10 MAINTENANCE AND SERVICING c. Do not subject the cartridge to work briskly when removing a jam or replacing the cartridge. 2. f. Make sure that it ...
...10000 and 30000 lux.) COPYRIGHT © 1999 CANON INC. Do not clean it outside the machine unprotected. e. g. the memory (i.e., cause of protection. Reference: If the photosensitive drum is noted; Do not disassemble the cartridge. If the cartridge must be taken out of the photosensitive drum...Try to excess vibration or impact. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-5 CHAPTER 10 MAINTENANCE AND SERVICING c. Do not subject the cartridge to work briskly when removing a jam or replacing the cartridge. 2. f. Make sure that it ...
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...The machine is equipped with a function to three copies of gray scale No. 9 2. Making Pre-Checks Clean the parts. Density of background (Note 2) I. Cartridge 2. Composite power supply PCB (See the appropriate troubleshooting procedure.) END Note: 1. Presence/absence of difference between front and rear (Note 2) 3. YES Select non-AE..., and set to the middle index; Applies only if the machine is not equipped with a copy density correction switch (SW101). 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-3 COPYRIGHT © 1999...
...The machine is equipped with a function to three copies of gray scale No. 9 2. Making Pre-Checks Clean the parts. Density of background (Note 2) I. Cartridge 2. Composite power supply PCB (See the appropriate troubleshooting procedure.) END Note: 1. Presence/absence of difference between front and rear (Note 2) 3. YES Select non-AE..., and set to the middle index; Applies only if the machine is not equipped with a copy density correction switch (SW101). 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-3 COPYRIGHT © 1999...
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.... Do not use water or solvent. Cleaning. Cleaning. Cleaning. Multifeeder, Pickup roller Moist cloth or alcohol Cleaning. Cleaning. 11-4 Cartridge Item Drum cover shutter Tools/solvents Most cloth Work/remarks Cleaning; Cleaning. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) be removed, dry-wiping with water* or alcohol... lamp Reflecting plate No. 1 through No. 6 mirror Tools/solvent Alcohol Alcohol Blower brush Lint-free paper Blower brush Work/remarks Cleaning. Cleaning. COPYRIGHT © 1999 CANON INC.
.... Do not use water or solvent. Cleaning. Cleaning. Cleaning. Multifeeder, Pickup roller Moist cloth or alcohol Cleaning. Cleaning. 11-4 Cartridge Item Drum cover shutter Tools/solvents Most cloth Work/remarks Cleaning; Cleaning. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) be removed, dry-wiping with water* or alcohol... lamp Reflecting plate No. 1 through No. 6 mirror Tools/solvent Alcohol Alcohol Blower brush Lint-free paper Blower brush Work/remarks Cleaning. Cleaning. COPYRIGHT © 1999 CANON INC.
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... Sheet on the copyboard, and make a copy. 5) Turn VR107 on the DC controller PCB gradually until gray scale No. 9 is barely visible. Making Adjustments 1) Set a cartridge in the machine. 2) Set the density correction switch (SW101) to its middle index. Adjusting the Intensity of the Scanning Lamp Adjust the intensity of the... scanning lamp if you have replaced any of VR107 Clockwise Counterclockwise Copy density Lighter Darker Table 11-207 11-42 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
... Sheet on the copyboard, and make a copy. 5) Turn VR107 on the DC controller PCB gradually until gray scale No. 9 is barely visible. Making Adjustments 1) Set a cartridge in the machine. 2) Set the density correction switch (SW101) to its middle index. Adjusting the Intensity of the Scanning Lamp Adjust the intensity of the... scanning lamp if you have replaced any of VR107 Clockwise Counterclockwise Copy density Lighter Darker Table 11-207 11-42 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)