2NC/2NF/2NG/2NN/3P7/3P8/3P9
1-4-49
(7) Streaks are printed horizontally.
1. Table scanning
2. DP-scanning
Print example
Defective part Check description Corrective Action
1
Original document Check whether the original
document is dirty.
If the original document is dirty, replace.
2
Contact glass Check whether the contact glass
is dirty.
If the contact glass is dirty, clean the contact
glass, and the bottom part of the shading plate.
3
Ajusting scanner Check that the image at the back
of the size indicator has been
rendered.
1. If the image at the back of the size indica-
tor, has been rendered perform mainte-
nance mode U066, Front. (see page 1-3-
33)
2. Perform maintenance mode U411,
Table(Chart1)_Input.(see page 1-3-75)
4
FFC cable CIS Check the FFC cable between
the CIS and ISC PWB is properly
connected. Or, verify conduction
of the wire.
Reinsert the connector if its connection is
loose. Or, if conduction is lot, replace the wire.
5
CIS The CIS is defective. Replace the CIS and perform U411.
(see page 1-3-75)
6
Main/Engine PWB The main/engine PWB is defec-
tive.
Replace the main/engine PWB.(see page 2-2-
11)
Defective part Check description Corrective Action
1
Original document Check whether the original
document is dirty.
If the original document is dirty, replace.
2
Contact glass Check whether the contact glass
is dirty.
If the contact glass is dirty, clean the contact
glass, and the bottom part of the shading plate.
3
FFC cable CIS Check the FFC cable between
the CIS and ISC PWB is properly
connected. Or, verify conduction
of the wire.
Reinsert the connector if its connection is
loose. Or, if conduction is lot, replace the wire.
4
CIS The CIS is defective. Replace the CIS and perform U411.
(see page 1-3-75)
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