Background Stain; No Printing On Paper Edge; Image Not Centered When It Should Be - Ricoh M022 Service Manual

Background Stain

Symptom
The reverse side of the paper is
not clean.

No Printing on Paper Edge

Symptom
Images are not printed in the
areas around the paper edges.

Image not centered when it should be

Symptom
Images do not come to the center.
CÓPIA NÃO CONTROLADA
Possible cause
Unclean paper transfer roller
Unclean paper path
Unclean registration roller
Defective fusing unit
Possible cause
Defective PCDU
Defective toner cartridge
Defective image transfer belt unit
Image transfer belt not
contacting PCDU
Possible cause
Incorrect installation of paper
Incorrect paper guide position
Incorrect margin setting
Defective BCU
Incorrect installation of paper
tray
CÓPIA NÃO CONTROLADA
Troubleshooting Guide
Necessary actions
Clean the paper transfer roller.
Clean the paper path.
Clean the registration roller.
Replace the fusing unit.
Necessary actions
Replace the PCDU.
Replace the toner cartridge.
Replace the image transfer belt
unit.
Check the image transfer belt
unit.
Necessary actions
Install the paper correctly.
Adjust the paper guide correctly.
Adjust the margin setting.
Replace the BCU.
Uninstall the paper tray units and
re-install them.
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