118
DP-2330/3030
MAR 2005
Ver.2.1
DP-2310/3010
4.3.6. Horizontal Dark Lines
START
Yes
No
Replace the OPC Drum/Developer Unit
Yes
No
Check the Scanner mechanism.
Is the OPC Drum/Developer
Unit operational?
Is the LSU normal?
Yes
Replace the LSU.
Is the PS normal?
1. Check all connectors and
voltages on the PS.
2.Check the Spring Connector
and voltage 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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