Panasonic UF-9000 Service Manual page 105

4.3.16. Scanned Copy Quality Problems
Is the LED Array 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 Assembly abnormal?
Ver. 3.0
START
No
No
No
No
No
END
Yes
Replace the LED Array.
Yes
Remove the foreign particles or paper
pieces from the scanning area.
Yes
Clean the Scanning Glass.
Clean the Mirrors.
Yes
Clean the rollers.
Yes
1. Check SC PCB.
2. Check CCD PCB.
3. Replace the SC PCB (Sect. 2.).
4. Replace the CIS Assembly (Sect. 2.).
105
UF-9000
DP-180/190
APR 2006