194
SEP 2006
Ver. 1.0
DP-8020E/8020P/8016P
4.3.7. Dark Background
Is the LSU normal?
No
Yes
Replace the LSU.
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 Unit
Is the PS normal?
1. Check all connectors, and
voltages on the PS.
2. Check the Spring Connector,
and voltages on the PS.
3. Replace the PS.
Yes
No
END
No
Yes
Clean, or replace the rollers.
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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