CHAPTER 13 TROUBLESHOOTING
COPYRIGHT© 2002 CANON INC.
2000
CANON iR1600/iR2000/iR1610/iR2010 SERIES REV.0 MAR. 2002
13-34
3.3.18 The copy has blurred images.
Machine state
1) Execute ‘PRINT’. Is the output image blurry? (See 5.5.5 of Chap-
ter 13.)
YES: Go to step 5.
CS unit drive belt
2) Is the drive belt wound around the drive pulley of the reader unit
too taut or too loose?
YES: Correct the drive belt. If the fault cannot be corrected, replace the
drive belt.
Carriage rail
3) Move the carriage slowly by hand. Does it move smoothly?
NO:
Clean the surface of the carriage rail with alcohol; then, apply a
small amount of lubricant.
Rear motor, Original detection/Reader motor drive PCB, Image processor PCB
4) Is the rear motor operating normally?
YES: Replace the original detection/reader motor drive PCB. If the
fault is not corrected, replace the image processor PCB.
NO:
Replace the reader motor.
Feeding assembly
5) Is there foreign matter or burrs on the feed guide?
NO:
Correct the fault. If the fault cannot be corrected, replace the
faulty part.
Photosensitive drum
6) Does the fault occur at intervals of about 97 mm?
YES: Check the ends of the drum (area in contact with developing
rolls) for a scratch and foreign matter.
Developing assembly, Drum unit
7) Does the fault occur at intervals of about 50 mm?
YES: Check the developing assembly, and mount it correctly. If the
fault cannot be corrected, replace the developing assembly.
NO:
Replace the drum unit.
Содержание iR1600 Series
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