Scanner System: Blank Copy, Black Copy - Olivetti d-Color MF651 Service Manual

22. IMAGE QUALITY PROBLEM
22.3.12

Scanner system: blank copy, black copy

A. Typical faulty images
B. Troubleshooting procedure
Step Section
1 Cable connecting
scanner and
printer
2 Image process-
ing board (IPB)
3 CCD Unit
4 Test Mode
[Service Mode]
5 MFP board
(MFPB)
874
Blank copy
Check item
Connector is connected properly
with no pins bent.
Connectors on the image pro-
cessing board are connected
properly.
Connectors of the CCD unit are
connected properly.
The problem is eliminated as
checked with the image on a test
pattern produced.
The problem is eliminated after
the I/F connection cable has been
changed.
Service Manual
Field Service Ver. 2.0 Jul. 2009
Black copy
Result Action
NO Reconnect.
NO Reconnect.
NO Reconnect.
NO Change I/F connection cable.
NO Change MFP board.
A02EF4C518DA
Y110571-1