Utax P-4030 MFP, Service Manual

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2NM/2NX/2NY/2NZ/2P0/2P6
1-4-57
(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-
29)
2. Perform maintenance mode U411,
Table(Chart1)_Input.(see page 1-3-54)
4
FFC cable CCD Check the FFC cable between
the CCD and control 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
LED PWB Check that the LED is lit.
If the LED is not lit, replace the LED PWB and
perform U411.
6
Control PWB The control PWB is defective. Replace the control PWB.(see page 2-2-12)
Defective part Check description Corrective Action
1
Original document Check whether the original
document is dirty. If the original document is dirty, replace.
2
Slit glass Check whether the slit glass is
dirty. If the slit glass is dirty, clean the slit glass, and
the bottom part of the shading plate.
3
FFC cable CCD Check the FFC cable between
the CCD and control 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
LED PWB Check that the LED is lit.
If the LED is not lit, replace the LED PWB and
perform U411.