Scanned Copy Quality Problems - Panasonic UF-585 Service Manual

Panasonic UF-585 / 595

4.4.16 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?
126
START
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
END
Replace the LED Array.
Remove the foreign particles or paper
pieces from the scanning area.
1. Clean the Scanning Glass (Sect. 2.5).
2. Clean Mirrors 1, 2 and 3 (Sect. 2.9).
Clean the rollers (Sect. 2.10).
1. Check CN7 (SCA/SCB PCB).
2. Check CN30 (CCD PCB).
3. Replace the Scanner Block (321) (Sect. 2.10).
4. Replace the SCA/SCB PCB (Sect. 2.11).