Dark Background - Panasonic DP-1820P Service Manual

4.3.7.

Dark Background

Is the Test Pattern printout in
Copier F1 Mode or Fax
Service Mode 3 normal?
Is the recording paper damp?
Is the OPC Drum/Developer
Unit operational?
Is the LSU normal?
Is the PS normal?
Are the Fuser and Pressure
Roller surfaces clean?
Ver. 1.2
START
No
Yes
Yes
No
No
Yes
No
Yes
No
Yes
No
Yes
END
P
Check the Scanner mechanism.
Replace the recording paper.
Replace the OPC Drum/Developer Unit.
Replace the LSU.
1. Check all connectors and
voltages on the PS.
2. Check the Spring Connector
and voltages on the PS.
3. Replace the PS.
Clean or replace the rollers.
127
DP-1520P/1820P/1820E
SEP 2004