2WA/2NJ/2RK
7-12
When scanning the first (front) side through DP
5 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
6 Checking the DPSHD
PWB
The DPCIS is not properly
connected to the DPSHD
PWB.
Reconnect the DPCIS to the
DPSHD PWB.
7 Replacing the DPSHD
PWB
The DPSHD PWB is faulty. Replace the DPSHD PWB.
8 Replacing the DPCIS The DPCIS is faulty. Replace the DPCIS, and then
execute U091 and U411.
Detaching
and Reat-
taching the
DPCIS
9 Replacing the DP relay
PWB
The DP relay PWB is
faulty.
Replace the DP relay PWB.
10 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 dirty. Replace the original.
2 Checking the slit glass The slit glass is dirty. Clean the slit glass.
3 Executing U072 The backside image of the
size direction plate is
scanned. (Adjustment
value of U072 [Front] is not
proper.)
Adjust U072 [Front]. Executing
U072
4 Executing U411 The backside image of the
size direction plate is
scanned. (Adjustment
value of U411
[Table(ChartA)] is not
proper.)
Execute U411 [Table(Chart
A)].
Executing
U411
5 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
6 Checking the CCD PWB The CCD PWB is faulty. Reconnect the CCD PWB
wire. Then, replace the ISU if
the issue is not resolved.
Detaching
and Reat-
taching the
ISU
Step Check description Assumed cause Measures Reference
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