2WA/2NJ/2RK
7-23
When scanning the first (front) side through DP
4 Checking the DP relay
PWB
The DP relay PWB is not
properly attached.
Reattach the DP relay PWB.
5 Checking the SATA cable The connector is not prop-
erly connected.
Reinsert the connectors of
the SATA cable between the
DPSHD PWB and the DP
relay PWB.
Wiring dia-
gram
6 Replacing the SATA cable The SATA cable is
deformed or broken.
Replace the SATA cable
between the DPSHD PWB
and the DP relay PWB.
Wiring dia-
gram
7 Checking the DPSHD
PWB
The DPCIS is not properly
connected to the DPSHD
PWB.
Reconnect the DPCIS to the
DPSHD PWB.
8 Replacing the DPSHD
PWB
The DPSHD PWB is faulty. Replace the DPSHD PWB.
9 Replacing the DPCIS The DPCIS is faulty. Replace the DPCIS, and then
execute U091 and U411.
Detaching
and Reat-
taching the
DPCIS
10 Replacing the DP relay
PWB
The DP relay PWB is
faulty.
Replace the DP relay PWB.
11 Replacing the main PWB The main PWB is faulty. Replace the main PWB. Detaching
and Reat-
taching the
main PWB
Step Check description Assumed cause Measures Reference
1 Checking the original The original is not set
properly.
Reset the originals.
2 Checking the settings The original size and the
paper side do not match
on the operation panel.
(The setting is incorrect.)
Set the original size manu-
ally.
3 Checking the settings The copy position is
rotated automatically.
Set [Auto Image Rotation] to
[Off] from the System Menu.
4 Checking the slit glass The slit glass is dirty. Clean the slit glass.
5 Checking the slit glass The slit glass is not prop-
erly attached.
Reattach the slit glass.
6 Checking the FFC The FFC is not properly
connected, or it is faulty.
Reconnect the following FFC.
When the FFC terminals are
peeled off or deformed or the
FFC is broken, replace the
FFC. • CCD PWB - Engine
PWB
Wiring dia-
gram
Step Check description Assumed cause Measures Reference
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