Service Manual
Troubleshooting
6-2
Samsung Electronics
6.2 Solution
6.2.1 Scanner
6.2.1.1 COPY
White copy • Check the Scan-Cover open. • Room light can transit a thin original.
• Check shading profile. • Remake shading profile in the tech mode.
Black copy • Check the CCD problem in Main PBA. • Check the CCD harness contact.
• Check shading profile. • Remake shading profile in the tech mode.
Defective image quality • Check shading profile. • Remake shading profile in the tech mode.
• Check the gap between original and scanner. • The gap above 0.5mm can cause a
glass blurred image.
• Check printing quality. • See “Print” troubleshooting.
Abnormal noise • Check the Scanner Motor and any mechanical • Check the right position of the Scanner
disturbance. Motor, and check the any mechanical dis
turbance in the CCD carriaging part.
• Check the Motor Driver in Driver PBA. • If any driver is defective, replace it.
PROBLEM ITEMS TO BE CHECKED. HOW TO SOLVE