160
JAN 2006
Ver. 5.2
DP-3510/3520/3530/4510/4520/4530/6010/6020/6030
4.3.9. Horizontal White Lines
END
No
Yes
Clean or replace the rollers.
START
Yes
No
Check the Scanner mechanism.
Is the OPC Drum/Developer
Unit operational?
No
Yes
Is the recording paper damp?
Yes
No
Replace the recording paper.
Replace the OPC Drum/Developer Uni
Is the PS normal?
1. Check all connectors and
voltages on the PS.
2. Replace the PS.
Yes
No
1. Clean the Charge Wire
with a soft, dry cloth.
2. Replace the Charge Unit.
Are there any foreign particles
or stains in the Charge Unit?
No
Yes
Paper Travel
P
Are the Fuser and Pressure
Roller surfaces clean?
Is the Test Pattern printout in
Copier F1 Mode or Fax
Service Mode 3 normal?
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