The Copy Is Foggy (Vertical); The Copy Has A Black Line (Vertical, Fuzzy, Thick) - Canon iR2200 Service Manual

CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS

3.7 The copy is foggy (vertical).

3.8 The copy has a black line (vertical, fuzzy, thick).

Primary charging roller
1) Clean the charging roller in user mode. Is the problem corrected?
YES: End.
Scanner
2) Clean the mirrors and lenses. Is the problem corrected?
YES: End.
Developing assembly
3) Is the coating of toner on the developing cylinder even?
NO:
1.
2.
Photosensitive drum, External light
4) Is there a scratch in the peripheral direction on the surface of the photo-
sensitive drum?
YES: Replace the drum unit.
NO:
4-14 T
COPYRIGHT © 2001 CANON INC.
Check the edge of the blade of the developing assembly.
Dry wipe the surface of the developing cylinder.
Check to see if the photosensitive drum is subjected to light from
outside.
2000 2000 2000 2000 CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001