Dark Irregular Streaks On Prints; Cmy Color Irregular Streaks; Ghosting - Ricoh G190 Service Manual

Troubleshooting Guide

4.3.11 DARK IRREGULAR STREAKS ON PRINTS

Symptom
Unexpected streaks appear
at irregular intervals.

4.3.12 CMY COLOR IRREGULAR STREAKS

Symptom
Unexpected streaks of the
same color appear at
irregular intervals.

4.3.13 GHOSTING

Symptom
The same or similar image
appears two or more times.
They get weaker and
weaker.
G190
Possible cause
Defective transfer belt
Possible cause
Defective PCU
Defective transfer belt unit
Possible cause
Defective PCU
Defective transfer unit
4-50
Necessary actions
Replace the transfer belt
unit.
Necessary actions
Replace the PCU.
Replace the transfer belt
unit.
Necessary actions
Replace the PCU.
Replace the transfer unit.
SM