2WA/2NJ/2RK
7-4
Content of Scanner Factors (when scanning from DP)
(2-1) Abnormal image
When scanning the second (back) side through the DP
(2-15) Color shift
(2-16) Skewed image
(2-17) The entire image is too light
Step Check description Assumed cause Measures Reference
1 Checking the DP relay
PWB
The DP relay PWB is not
properly attached.
Reattach the DP relay PWB.
2 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
3 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
4 Checking the DPSHD
PWB
The DPCIS is not properly
connected to the DPSHD
PWB.
Reconnect the DPCIS to the
DPSHD PWB.
5 Replacing the DPSHD
PWB
The DPSHD PWB is faulty. Replace the DPSHD PWB.
6 Replacing the DPCIS The DPCIS is faulty. Replace the DPCIS, and then
execute U091 and U411.
Detaching
and Reat-
taching the
DPCIS
No. Contents Image sample