Defective Image Quality - Xerox WorkCentre PE16 Service Manual

Troubleshooting
7.5.3 Abnormal noise
• Description There is noise when copying.
Check and Cause
1. Check the Scanner Motor and for any mechanical
damage.
2. Check the Motor Driver in Driver PBA.

7.5.4 Defective Image Quality

• Description The copied image is light or bad.
Check and Cause
1. Check shading profile.
2. Check the gap between original and scanner
glass.
3. Check printing quality.
Service Manual
7-22
July 2003
Solution
1.Ensure that the Scanner Motor is correctly positioned, and
check for any mechanical damage in the CCD car-
riage components.
2. If any driver is defective, replace it.
• Connection PBA U4-1, 19 or U5-1, 19=0V to 24V
swing signal when operating.
Solution
1. Remake shading profile in the Tech Mode.
2. A gap exceeding 0.5 mm can cause a blurred image.
3. See "Printing Quality Problems".
WorkCentre PE16