Read Sharp AR-M351U / AR-M451U (serv.man19) Service Manual online
AR-M351U/M451U, AR-M355U/M455U TROUBLE CODES 11 - 12
U6
00
Content
Desk/LCC communication trouble
Detail
Desk/LCC communication error
Communication cable test error after
turning on the power or exiting SIM.
Communication cable test error after
turning on the power or exiting SIM.
Cause
Improper connection or disconnection
of connector and harness
Desk control PWB trouble
Control PWB (PCU) trouble
Noise or interference
of connector and harness
Desk control PWB trouble
Control PWB (PCU) trouble
Noise or interference
Check and
remedy
remedy
Canceled by turning OFF/ON the
power.
Check connection of the harness and
connector in the communication line.
power.
Check connection of the harness and
connector in the communication line.
01
Content
Desk/LCC No. 1 tray lift-up trouble
Detail
Desk/LCC No. 1 tray lift-up trouble
Cause
Sensor trouble
Tray trouble
Defective connection or disconnection
between the PWB and the motor.
Desk control PWB trouble
Lift-up motor trouble
Tray trouble
Defective connection or disconnection
between the PWB and the motor.
Desk control PWB trouble
Lift-up motor trouble
Check and
remedy
remedy
Use SIM4-2 to check the upper limit
sensor detection.
Use SIM4-3 to check the lift-up motor
operation.
sensor detection.
Use SIM4-3 to check the lift-up motor
operation.
02
Content
Desk No. 2 tray/LCC1 lift-up trouble
Detail
Desk No. 2 tray/LCC lift-up trouble
Cause
Sensor trouble
Tray trouble
Defective connection or disconnection
between the PWB and the motor.
Desk control PWB trouble
Lift-up motor trouble
Tray trouble
Defective connection or disconnection
between the PWB and the motor.
Desk control PWB trouble
Lift-up motor trouble
Check and
remedy
remedy
Use SIM4-2 to check the upper limit
sensor detection.
Use SIM4-3 to check the lift-up motor
operation.
sensor detection.
Use SIM4-3 to check the lift-up motor
operation.
03
Content
Desk No. 3 tray/LCC2 lift-up trouble
Detail
Desk no. 3 tray lift-up trouble
Cause
Sensor trouble
Tray trouble
Defective connection or disconnection
between the PWB and the motor.
Desk control PWB trouble
Lift-up motor trouble
Tray trouble
Defective connection or disconnection
between the PWB and the motor.
Desk control PWB trouble
Lift-up motor trouble
Check and
remedy
remedy
Use SIM4-2 to check the upper limit
sensor detection.
Use SIM4-3 to check the lift-up motor
operation.
sensor detection.
Use SIM4-3 to check the lift-up motor
operation.
10
Content
Desk/LCC transport motor trouble
Detail
Desk/LCC transport motor operation
trouble
trouble
Cause
Motor lock
Drive abnormality
Defective connection or disconnection
between the PWB and the motor.
Motor rpm abnormality
Overcurrent to the motor
Desk control PWB trouble
Drive abnormality
Defective connection or disconnection
between the PWB and the motor.
Motor rpm abnormality
Overcurrent to the motor
Desk control PWB trouble
Check and
remedy
remedy
Use SIM4-3 to check the transport
motor operation.
motor operation.
MAIN SUB
Details
U7
00
Content
RIC communication trouble
Detail
RIC communication trouble
Communication cable test error after
turning on the power or exiting SIM.
Communication cable test error after
turning on the power or exiting SIM.
Cause
Disconnection of connector and
harness
RTC control PWB trouble
Control PWB (ICU) trouble
Noise or interference
harness
RTC control PWB trouble
Control PWB (ICU) trouble
Noise or interference
Check and
remedy
remedy
Canceled by turning OFF/ON the
power.
Check connector and harness in the
communication line.
power.
Check connector and harness in the
communication line.
EE
EL
Content
Auto developer adjustment trouble
(Over-toner)
(Over-toner)
Detail
The toner concentration output is
detected as 1.5V or below in the auto
development adjustment.
detected as 1.5V or below in the auto
development adjustment.
Cause
Toner concentration sensor trouble
Charging voltage, developing voltage
abnormality
Insufficient toner concentration
Developing unit trouble
PCU PWB trouble
Charging voltage, developing voltage
abnormality
Insufficient toner concentration
Developing unit trouble
PCU PWB trouble
Check and
remedy
remedy
Use SIM25-2 to perform auto
developer adjustment.
developer adjustment.
EU
Content
Auto developer adjustment trouble
(Under-toner)
(Under-toner)
Detail
The toner concentration output is
detected as 3.5V or above in the auto
development adjustment.
detected as 3.5V or above in the auto
development adjustment.
Cause
Insufficient toner concentration
Charging voltage, developing voltage
abnormality
Insufficient toner concentration
Developing unit trouble
PCU PWB trouble
Charging voltage, developing voltage
abnormality
Insufficient toner concentration
Developing unit trouble
PCU PWB trouble
Check and
remedy
remedy
Use SIM25-2 to perform auto
developer adjustment.
developer adjustment.
PF
00
Content
RIC copy inhibit signal is received.
Detail
Copy inhibit command from RIM (host)
is received.
is received.
Cause
Judged by the host.
Check and
remedy
remedy
Inform to the host.
CE
00
Content
Another communication error occurs.
Detail
Communication error
Cause
Improper connection of the network
cable
cable
Check and
remedy
remedy
Check the connection of the network
cable.
cable.
01
Content
The print server card is broken down or
is not installed.
is not installed.
Detail
Print server card connection trouble
Cause
The print server card is not installed on
the controller.
Print server card control PWB trouble
the controller.
Print server card control PWB trouble
Check and
remedy
remedy
1. Check that the print server card is
installed on the controller.
2. Output the NIC Config. Page to
check the NIC version.
3. Replace the NIC.
MAIN SUB
Details
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