Read Sharp AR-C260 (serv.man14) Service Manual online
AR-C260/C260M TROUBLESHOOTING 11 - 6
Main
code
code
Sub
code
Title
Color correction data write error
E7
40
Display
Lamp/Message
Phenomenon
Detail
Data write error to the
Nand-Flash for holding
color correction data
Nand-Flash for holding
color correction data
Section
MFP PWB
Case 1
Cause
Color correction data
rewrite error
rewrite error
Check &
Remedy
Remedy
Perform rewriting of color
correction data again.
correction data again.
Case 2
Cause
MFP PWB trouble
Check &
Remedy
Remedy
Replace the MFP PWB.
Main
code
code
Sub
code
Title
Color correction data transfer
abnormality
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
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
Remedy
Replace the MFP PWB.
Main
code
code
Sub
code
Title
ICU-SCN communication trouble
(ICU detection)
(ICU detection)
E7
80
Display
Lamp/Message
Phenomenon
Detail
Communication
establishment error,
framing, parity, protocol
error
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.
MFP PWB scanner
communication connector.
Defective harness of the
ICU PWB and the MFP
PWB.
Check &
Remedy
Remedy
Check connection of the
ICU PWB and the MFP
PWB. Check the harness.
ICU PWB and the MFP
PWB. Check the harness.
Case 2
Cause
ICU/MFP PWB trouble
Check &
Remedy
Remedy
Check grounding of the
machine. Replace the ICU
PWB or the MFP PWB.
machine. Replace the ICU
PWB or the MFP PWB.
Main
code
code
Sub
code
Title
ICU-PCU communication trouble
(ICU detection)
(ICU detection)
E7
90
Display
Lamp/Message
Phenomenon
Detail
Communication
establishment error,
framing, parity, protocol
error
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.
PCU PWB scanner
communication connector.
Defective harness of the
ICU PWB and the PCU
PWB.
Check &
Remedy
Remedy
Check connection of the
ICU PWB and the PCU
PWB. Check the harness.
ICU PWB and the PCU
PWB. Check the harness.
Case 2
Cause
ICU/PCU PWB trouble
Check &
Remedy
Remedy
Check grounding of the
machine. Replace the ICU
PWB or the PCU PWB.
machine. Replace the ICU
PWB or the PCU PWB.
Main
code
code
Sub
code
Title
Finisher communication trouble
(Machine detection)
(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 finisher.
error when turning on the
power or after canceling
the exclusive simulation.
Communication error with
the finisher.
Section
PCU PWB and finisher
Case 1
Cause
Disconnection of the PCU-
finisher connector, defective
contact or disconnection of
the harness.
finisher connector, defective
contact or disconnection of
the harness.
Check &
Remedy
Remedy
Check the connector and
the harness of the
communication line.
the harness of the
communication line.
Case 2
Cause
Finisher control PWB
trouble
trouble
Check &
Remedy
Remedy
Replace the finisher
control PWB.
control PWB.
Case 3
Cause
Control PWB (PCU) trouble
Check &
Remedy
Remedy
Replace the PCU PWB.
Case 4
Cause
Malfunctions by noises
Check &
Remedy
Remedy
—
Common
Cancel
method
method
Can be canceled by turning
OFF/ON the power.
OFF/ON the power.
Main
code
code
Sub
code
Title
Finisher transport motor trouble
(Finisher detection)
(Finisher detection)
F1
02
Display
Lamp/Message
Phenomenon
Detail
Transport motor drive
trouble
trouble
Section
Transport
Case 1
Cause
Motor lock
Check &
Remedy
Remedy
Use SIM 3-3 to check the
transport motor operation.
transport motor operation.
Case 2
Cause
Motor RPM abnormality
Check &
Remedy
Remedy
Same as Case 1.
Case 3
Cause
Over current to the motor
Check &
Remedy
Remedy
Same as Case 1.
Case 4
Cause
Console finisher control
PWB trouble
PWB trouble
Check &
Remedy
Remedy
Same as Case 1.
Main
code
code
Sub
code
Title
Finisher paddle motor trouble
F1
03
Display
Lamp/Message
Phenomenon
Detail
Paddle motor operation
trouble
trouble
Section
Finisher
Case 1
Cause
Motor lock
Check &
Remedy
Remedy
Use SIM 3-3 to check the
motor operation.
motor operation.
Case 2
Cause
Motor RPM abnormality
Check &
Remedy
Remedy
Same as Case 1.
Case 3
Cause
Over current to the motor
Check &
Remedy
Remedy
Same as Case 1.
Case 4
Cause
Console finisher control
PWB trouble
PWB trouble
Check &
Remedy
Remedy
Same as Case 1.
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