Partial Blank Image (Periodic) - Ricoh FAX1120L Service Manual

10 October, 2002

4.5.13 PARTIAL BLANK IMAGE (PERIODIC)

Is it not over the
guaranty life of dot
counter?
YES
Is the AIO installed
correctly?
YES
Is it regular interval
of 47.1mm?
YES
Is it
regular interval of
75.4 mm, 31.6 mm or
37.7 mm?
NO
Replace the fusing unit
(50.2 mm, 45.2 mm or exit
roller)
NO
Replace the AIO
NO
Install the AIO correctly
YES
Transfer roller works
properly?
YES
OK after replacing
the transfer roller?
NO
•
Clean the contract point
of transfer roller.
•
Check the output of high
voltage terminal and
adjust or replace if
required.
YES
Replace the AIO
4-17
TROUBLESHOOTING FLOW CHART
Clean the TR holder, the
NO
TR gear OPC roller gear
and the transfer roller
YES
END
H911T923.WMF