The Copy Has Blurred Images - Canon iR1600 Series Service Manual
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Also See for iR1600 Series:
- Copying manual (70 pages) ,
- Reference manual (194 pages) ,
- Service manual (554 pages)
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CHAPTER 13 TROUBLESHOOTING
3.3.18 The copy has blurred images.
Machine state
1) Execute 'PRINT'. Is the output image blurry? (See 5.5.5 of Chap-
YES: Go to step 5.
CS unit drive belt
2) Is the drive belt wound around the drive pulley of the reader unit
YES: Correct the drive belt. If the fault cannot be corrected, replace the
Carriage rail
3) Move the carriage slowly by hand. Does it move smoothly?
NO:
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
NO:
Feeding assembly
5) Is there foreign matter or burrs on the feed guide?
NO:
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
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
NO:
13-34
COPYRIGHT© 2002 CANON INC.
ter 13.)
too taut or too loose?
drive belt.
Clean the surface of the carriage rail with alcohol; then, apply a
small amount of lubricant.
fault is not corrected, replace the image processor PCB.
Replace the reader motor.
Correct the fault. If the fault cannot be corrected, replace the
faulty part.
rolls) for a scratch and foreign matter.
fault cannot be corrected, replace the developing assembly.
Replace the drum unit.
2000
CANON iR1600/iR2000/iR1610/iR2010 SERIES REV.0 MAR. 2002
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