Scanner Section: Low Image Density - Konica Minolta bizhub 164 Service Manual

16. IMAGE QUALITY PROBLEM
16.2.3

Scanner section: Low image density

A. Typical faulty images
B. Troubleshooting procedure
Step
1 Shading sheet reading portion (the portion on the back-
side of the original glass to which original width scale is
affixed) is dirty.
2 CIS module (CIS) connector is loose.
3 Printer control board (PRCB) connector P102 is loose.
142
Check
Field Service Ver. 2.0 Jun. 2010
A09AF3C524DA
Result Action
YES • Clean.
YES • Reconnect.
YES • Reconnect.
NO • Change PRCB.
• Change CIS.