Service manual

FrameMaker Ver5.5E(PC) CF3102/CF2002 TROUBLESHOOTING
02.06.13
T- 6 7
(88) C3310: CCD clamp/gain adjustment failure
<Detection Timing>
<Action>
Malfunction Code Description
C3310
• The adjustment value is 0 or 255 during a CCD clamp adjust-
ment.
• The peak value of the output data is 64 or less during a CCD
gain adjustment.
Relevant Electrical Parts
Scanner Assy CCD Sensor Board (PWB-A)
Image Processing Board (PWB-C)
Step Action
Ref.
Page
WIRING DIAGRAM
Control Signal
Location
(Electrical
Component)
1
Correct the harness connec-
tion between PWB-A and
PWB-C if faulty.
—— —
2
Check for possible extraneous
light and correct as necessary.
—— —
3
Clean the lens, mirrors, CCD
surface, and shading sheet if
dirty.
—— —
4
Correct reflective mirror of the
Scanner if faulty, or change
Scanner.
—— —
5 Change PWB-A. —— —
6 Change PWB-C. —— —