Dark Vertical Line On Prints; White Horizontal Lines Or Bands - Ricoh D117 Service Manual

Troubleshooting Guide

6.3.8 DARK VERTICAL LINE ON PRINTS

Symptom
A dark line appears. The line
is parallel to the paper feed
direction of one CMY color.
A dark line appears. The line
is parallel to the paper feed
direction of any color (not C,
M, or Y).

6.3.9 WHITE HORIZONTAL LINES OR BANDS

Symptom
White lines or bands appear
in images of all toner colors.
D117/D118
Possible cause
Defective PCDU
Dust in the laser beam path Clean the laser beam path.
Defective image transfer
belt unit
Defective fusing unit
Possible cause
Defective PCDU
Defective image transfer
belt unit
Defective paper transfer
roller
6-92
Necessary actions
Replace the PCDU.
Replace the image transfer
belt unit.
Replace the fusing unit.
Necessary actions
Replace the PCDU.
Replace the image transfer
belt unit.
Replace the paper transfer
roller.
SM