4.2.4.1(b) PC-Scan
PROBLEM ITEMS TO BE CHECKED HOW TO SOLVE
Scanning Error • Check the printer cable installed.
• Check correct installation, and use standard
USB cable.
• Check how TWAIN driver is
installed.
• Remove any other scanner driver.
• Reboot after reinstallation of the TWAIN driver.
• Check the USB signal level. • If USB signal level is defective, replace Main
PBA.
Defective image
Quality
• Check shading prole.
• Check the gap between original and
scanner glass.
• Remake shading prole in the tech mode.
• The gap above 0.5mm can cause a blurred
image.
• Check printing quality. • See “Print” troubleshooting.
Abnormal noise
• Check the Scanner Motor and any
mechanical disturbance.
• Check the right position of the Scanner 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.
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