Solution - Samsung SCX-5935FN Service Manual

4.2.4 Solution

4.2.4.1 Scanner
4.2.4.1(a)COPY
PROBLEM
White copy • Check the Scan-Cover open.
• Check shading profile.
Black copy • Check the CCD problem in Main
PBA.
• Check shading profile.
Defective image • Check shading profile.
quality • Check the gap between original and
scanner.
• Check printing quality.
Abnormal noise • Check the Scanner Motor and any
mechanical disturbance.
• Check the Motor Driver in Driver
PBA.
Service Manual
Alignment & Troubleshooting
ITEMS TO BE CHECKED
• Room light can transit a thin original.
• Remake shading profile in the tech mode.
• Check the CCD harness contact.
• Remake shading profile in the tech mode.
• Remake shading profile in the tech mode.
• The gap above 0.5mm can cause a blurred
image.
• See "Print" troubleshooting.
• Check the right position of the Scanner Motor,
and check the any mechanical dis turbance in
the CCD carriaging part.
• If any driver is defective, replace it.
4-63
HOW TO SOLVE
Samsung Electronics