Ricoh FT5535 Service Manual page 199

3.7 VERTICAL WHITE LINES OR BANDS—1
(DULL OR BLURRED)
- Problem -
Dull or blurred white lines appear on the copy.
- Possible Causes -
1. Dirty or deteriorated drum charge roller
2. Damp or deformed inlet seal on the development unit
- Action -
Is the drum charge roller dirty?
No Yes
Clean the drum charge roller with a dry cloth.
Is the inlet seal damp or deformed.
No Yes
Clean the inlet seal with a dry cloth. If the problem is not corrected,
replace the inlet seal plate and the seal as a set.
Replace the drum charge roller.
FT5535/4527/4522 6-12 FSM