Horizontal Dark Lines - Panasonic DP-8020E Service Manual

4.3.6.

Horizontal Dark Lines

Is the Test Pattern printout in
Copier F1 Mode, or Fax
Service Mode 3 normal?
Is the OPC Drum/Developer
Unit operational?
Is the LSU normal?
Is the PS normal?
Are the Fuser, and Pressure
Roller surfaces clean?
Ver. 1.0
START
No
Yes
No
Yes
Yes
No
Yes
No
Yes
END
P
Check the Scanner mechanism.
Replace the OPC Drum/Developer Unit.
Replace the LSU.
1. Check all connectors, and
voltages on the PS.
2. Check the Spring Connector,
and voltage on the PS.
3. Replace the PS.
Clean, or replace the rollers.
193
DP-8020E/8020P/8016P
SEP 2006