Panasonic DP-3510 Service Manual page 167

4.3.17. Scanned Copy Quality Problems
Is the Xenon Lamp abnormal?
Are there any foreign particles
or paper pieces in the scanning
area?
Is the scanning area dirty?
Are the Transmitting
Rollers dirty?
Is the Scanner Block abnormal?
Ver. 5.2
START
Yes
No
Yes
No
Yes
No
Yes
No
No
END
DP-3510/3520/3530/4510/4520/4530/6010/6020/6030
Replace the Xenon Lamp.
Remove the foreign particles or paper
pieces from the scanning area.
1. Clean the Scanning Glass.
2. Clean Mirrors 1 and 2.
Clean the rollers.
Yes
1. Check CN (SC PCB).
2. Check CN (CCD PCB).
3. Replace the CCD Assembly.
4. Replace the SC PCB.
167
JAN 2006