AR-BC260 TROUBLESHOOTING 11 - 6
Main
code
Sub
code
Title
Color correction data write
abnormality
E7
40
Display
Lamp/Message
Phenomenon Detail
Data write error to the
Nand-Flash for holding
color correction data
Section
MFP PWB
Case 1
Cause
Color correction data
rewrite error
Check &
Remedy
Perform rewriting of color
correction data again.
Case 2
Cause
MFP PWB trouble
Check &
Remedy
Replace the MFP PWB.
Main
code
Sub
code
Title
Color correction data transfer
abnormality
E7
41
Display
Lamp/Message
Phenomenon Detail
Data transfer error from the
Nand-Flash for holding
color correction data to the
FC-RAM for holding color
correction image process
Section
MFP PWB
Case 1
Cause
MFP PWB trouble
Check &
Remedy
Replace the MFP PWB.
Main
code
Sub
code
Title
ICU-SCN communication trouble
(ICU detection)
E7
80
Display
Lamp/Message
Phenomenon Detail
Communication
establishment error,
framing, parity, protocol
error
Section
ICU/MFP PWB
Case 1
Cause
Disconnection of the ICU/
MFP PWB scanner
communication connector.
Defective harness of the
ICU PWB and the MFP
PWB.
Check &
Remedy
Check connection of the
ICU PWB and the MFP
PWB. Check the harness.
Case 2
Cause
ICU/MFP PWB trouble
Check &
Remedy
Check grounding of the
machine. Replace the ICU
PWB or the MFP PWB.
Main
code
Sub
code
Title
ICU-PCU communication trouble
(ICU detection)
E7
90
Display
Lamp/Message
Phenomenon Detail
Communication
establishment error,
framing, parity, protocol
error
Section
ICU/PCU PWB
Case 1
Cause
Disconnection of the ICU/
PCU PWB scanner
communication connector.
Defective harness of the
ICU PWB and the PCU
PWB.
Check &
Remedy
Check connection of the
ICU PWB and the PCU
PWB. Check the harness.
Case 2
Cause
ICU/PCU PWB trouble
Check &
Remedy
Check grounding of the
machine. Replace the ICU
PWB or the PCU PWB.
Main
code
Sub
code
Title
Saddle finisher communication
trouble (Machine detection)
F1
00
Display
Lamp/Message
Phenomenon Detail
Communication line test
error when turning on the
power or after canceling the
exclusive simulation.
Communication error with
the saddle finisher.
Section
PCU PWB and saddle
finisher
Case 1
Cause
Disconnection of the PCU-
saddle finisher connector,
defective contact or
disconnection of the
harness.
Check &
Remedy
Check the connector and
the harness of the
communication line.
Case 2
Cause
Saddle finisher control PWB
trouble
Check &
Remedy
Replace the saddle finisher
control PWB.
Case 3
Cause
Control PWB (PCU) trouble
Check &
Remedy
Replace the PCU PWB.
Case 4
Cause
Malfunctions by noises
Check &
Remedy
—
Common
Cancel
method
Can be canceled by turning
OFF/ON the power.