C3310: Ccd Clamp/Gain Adjustment Failure - Minolta CF2002 Service Manual

(88) C3310: CCD clamp/gain adjustment failure

<Detection Timing>
Malfunction Code
C3310
<Action>
Scanner Assy
Step Action
Correct the harness connec-
1 tion between PWB-A and
PWB-C if faulty.
Check for possible extraneous
2
light and correct as necessary.
Clean the lens, mirrors, CCD
3 surface, and shading sheet if
dirty.
Correct reflective mirror of the
4 Scanner if faulty, or change
Scanner.
5 Change PWB-A.
6 Change PWB-C.
• 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
CCD Sensor Board (PWB-A)
Image Processing Board (PWB-C)
Ref.
Page
—
—
—
—
—
—
T-67
Description
WIRING DIAGRAM
Control Signal
—
—
—
—
—
—
Location
(Electrical
Component)
—
—
—
—
—
—