AR-M350 TROUBLE CODES 11-8
L3
00
Content
Scanner return trouble
Details
Scanner return is not completed within the
specified time.
Cause
Scanner unit abnormality
Scanner wire disconnection
Check &
Remedy
Check scanning with SIM 1-1.
L4
01
Content
Main motor lock detection
Detail
The motor lock signal is detected for 1.5sec
during rotation of the main motor.
Cause
main motor trouble
Check connection of harness between the
PCU PWB and the main motor.
Control circuit trouble
Check and
remedy
Use DIAG (SIM25-1) to check the main
motor operation.
Check harness and connector between the
PCU PWB and the main motor.
02
Content
Drum motor lock detection
Detail
The motor lock signal is detected for 1.5sec
during rotation of the drum motor.
Cause
Drum motor trouble
Improper connection of harness between the
PCU PWB and the drum motor.
Control circuit trouble
Check and
remedy
Use DIAG (SIM25-1) to check the drum
motor operation.
Check harness and connector between the
PCU PWB and the drum motor.
L6
10
Content
Polygon motor lock detection
Detail
It is judged that the polygon motor lock signal
is not outputted.
Lock signal is checked in the interval of
10sec after starting the polygon motor, and it
is judged that the polygon motor does not
rotate normally.
Cause
The LSU connector or harness in the LSU is
disconnected or broken.
Polygon motor trouble
Check and
remedy
Use DIAG (SIM61-1) to check the polygon
motor operation.
Check connector and harness connection.
Replace LSU.
L8
01
Content
No fullwave signal
Detail
Full wave signal is not detected.
Cause
The PCU PWB connector or the power unit
harness is disconnected or broken.
PCU PWB trouble
Power unit trouble
Check and
remedy
Check connection of the harness and
connector.
Replace PCU PWB.
Replace the power unit.
02
Content
Full wave signal width abnormality
Detail
It is judged as full wave signal frequency
abnormality.
(When the detection cycle is judged as 69Hz
or above or 42.5Hz or below)
Cause
The connector or harness of the PCU PWB
and the power PWB is disconnected.
PCU PWB trouble
Power unit trouble
Check and
remedy
Check connection of the harness and
connector.
Replace the PCU PWB.
Replace the power unit.
MAIN
SUB
U6
00
Content
Desk/LCC communication trouble
Detail
Desk/LCC communication error
Communication cable test error after turning
on the power or exiting DIAG.
Cause
Improper connection or disconnection of
connector and harness
Desk control PWB trouble
Control PWB (PCU) trouble
Noise or interference
Check and
remedy
Canceled by turning OFF/ON the 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
Desk control PWB trouble
Gear breakage
Lift-up motor trouble
Check and
remedy
Use DIAG (SIM4-2) to check the lift-up
sensor detection.
Use DIAG (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
Desk control PWB trouble
Gear breakage
Lift-up motor trouble
Check and
remedy
Use DIAG (SIM4-2) to check the lift-up
sensor detection.
Use DIAG (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
Desk control PWB trouble
Gear breakage
Lift-up motor trouble
Check and
remedy
Use DIAG (SIM4-2) to check the lift-up
sensor detection.
Use DIAG (SIM4-3) to check the lift-up motor
operation.
10
Content
Desk/LCC transport motor trouble
Detail
Desk/LCC transport motor operation trouble
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Desk control PWB trouble
Check and
remedy
Use DIAG (SIM4-3) to check the transport
motor operation.
MAIN
SUB
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