Service Manual
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... toner image before transfer more or less normal? (Be sure to make a check in the middle of the fixing assembly. COPYRIGHT © 1999 CANON INC. CHAPTER 11 TROUBLESHOOTING C. YES/NO YES NO NO YES YES NO YES NO Action End. Is the problem corrected? Replace the varistor. 1. Replace ...the electric unit (composite power supply PCB, DC controller PCB). Instruct the user on the transfer lower ...
... toner image before transfer more or less normal? (Be sure to make a check in the middle of the fixing assembly. COPYRIGHT © 1999 CANON INC. CHAPTER 11 TROUBLESHOOTING C. YES/NO YES NO NO YES YES NO YES NO Action End. Is the problem corrected? Replace the varistor. 1. Replace ...the electric unit (composite power supply PCB, DC controller PCB). Instruct the user on the transfer lower ...
Service Manual
Page 324
... 2. Does the cartridge have toner? Check the cartridge. Is the horizontal ratio in the machine? Is the problem corrected? Replace the cartridge. Remove the opening seal. YES Check the highvoltage transformer (composite power supply PCB). CANON PC800s/900s REV.0 AUG. 1999...gear rotate normally? Does the drum cover shutter open seal been removed? NO 1. Replace the cartridge COPYRIGHT © 1999 CANON INC. Does the lens move smoothly? Turn off the copyboard glass? Instruct the user on the correct method of -focus) Cause Original Lens Mirror position Scanner ...
... 2. Does the cartridge have toner? Check the cartridge. Is the horizontal ratio in the machine? Is the problem corrected? Replace the cartridge. Remove the opening seal. YES Check the highvoltage transformer (composite power supply PCB). CANON PC800s/900s REV.0 AUG. 1999...gear rotate normally? Does the drum cover shutter open seal been removed? NO 1. Replace the cartridge COPYRIGHT © 1999 CANON INC. Does the lens move smoothly? Turn off the copyboard glass? Instruct the user on the correct method of -focus) Cause Original Lens Mirror position Scanner ...
Service Manual
Page 342
...or otherwise deformed? NO Remove the foreign matter. Does the delivery detecting lever move smoothly? Replace the roller or the fixing assembly upper unit. If dirt is found , clean with toner or the like? 6 Does the pre-registration roller paper sensor operate normally? 7 Is the.... 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-77 Replace the paper. YES Clean the static eliminator. Check the spring used to use recommended paper. Replace the sensor. Is there foreign matter in the feeding assembly? YES Instruct the user...
...or otherwise deformed? NO Remove the foreign matter. Does the delivery detecting lever move smoothly? Replace the roller or the fixing assembly upper unit. If dirt is found , clean with toner or the like? 6 Does the pre-registration roller paper sensor operate normally? 7 Is the.... 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-77 Replace the paper. YES Clean the static eliminator. Check the spring used to use recommended paper. Replace the sensor. Is there foreign matter in the feeding assembly? YES Instruct the user...
Service Manual
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...inlet guide soiled with solvent. 11-78 COPYRIGHT © 1999 CANON INC. The paper is moving through the feeding assembly. Clean the inlet guide with toner? Faulty Feeding 1 Double-Feeding Cause Cassette Copy paper Claw (cassette... position of the side guide plate of paper placed in the cassette. tion roller. Instruct the user on the correct method of the cassette; CHAPTER 11 TROUBLESHOOTING B. Does it... go with its end coming under the claw properly? Is the problem corrected? if faulty, replace the cassette spring. YES/NO YES YES YES NO YES Action • Check the pickup assembly...
...inlet guide soiled with solvent. 11-78 COPYRIGHT © 1999 CANON INC. The paper is moving through the feeding assembly. Clean the inlet guide with toner? Faulty Feeding 1 Double-Feeding Cause Cassette Copy paper Claw (cassette... position of the side guide plate of paper placed in the cassette. tion roller. Instruct the user on the correct method of the cassette; CHAPTER 11 TROUBLESHOOTING B. Does it... go with its end coming under the claw properly? Is the problem corrected? if faulty, replace the cassette spring. YES/NO YES YES YES NO YES Action • Check the pickup assembly...