Vertical White Lines - Panasonic DP-3030 Service Manual

4.3.3.

Vertical White Lines

Is the Test Pattern printout in
Copier F1 Mode normal?
Is the recording paper damp?
Is the Drum/Developer
Unit operational?
Are there any foreign particles
or stains blocking the Laser
Beam path?
Are the Fuser and Pressure
Roller surfaces clean?
Ver. 2.1
START
No
Yes
Yes
No
No
Yes
Yes
No
No
Yes
END
P
Check the Scanner mechanism.
Replace the recording paper.
Replace the Drum/Developer Unit.
1. Remove the particles from
the laser beam path or clean the stains.
2. Replace the LSU.
Clean or replace the Rollers.
115
DP-2310/3010
DP-2330/3030
MAR 2005