2WA/2NJ/2RK
7-27
When scanning the first (front) side through DP
8 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
9 Checking the DPSHD
PWB
The DPCIS is not properly
connected to the DPSHD
PWB.
Reconnect the DPCIS to the
DPSHD PWB.
10 Replacing the DPSHD
PWB
The DPSHD PWB is faulty. Replace the DPSHD PWB.
11 Replacing the DPCIS The DPCIS is faulty. Replace the DPCIS, and then
execute U091 and U411.
Detaching
and Reat-
taching the
DPCIS
12 Replacing the DP relay
PWB
The DP relay PWB is
faulty.
Replace the DP relay PWB.
13 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 Executing U068 The starting position for
scanning an original on the
DP is incorrect.
Adjust U068 [DP Read]. Executing
U068
2 Checking the slit glass The slit glass is dirty. Clean the slit glass and the
DP conveying guide.
3 Checking the slit glass The slit glass is not prop-
erly attached.
Reattach the slit glass.
4 Checking the settings The density is not properly
adjusted. (The original
type and image quality dif-
fers.)
Set the image quality accord-
ing to the originals.
5 Checking the settings The density is not properly
adjusted. ([EcoPrint] is set
to "On".)
Change to [Off] at [System
Menu/Counter] > [Common
Setting] > [Function Defaults]
> [EcoPrint].
6 Checking the settings The density is not properly
adjusted. (The density set-
ting is too light.)
Set the density setting to be
dark.
7 Checking the settings The density is not properly
adjusted. ([Background
density] is set to "Off".)
Set [Manual] in the Back-
ground Density Adjustment to
make dark.
Step Check description Assumed cause Measures Reference
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