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MX-LCX6 SELF DIAG MESSAGE AND TROUBLE CODE 10 – 2
2. Trouble code list
3. Trouble code details
U6-09 LCC lift motor trouble
U6-20 LCC communication trouble
U6-21 LCC transport motor trouble
U6-22 LCC 24V power abnormality
U6-51 LCC incompatibility trouble
No.
MAIN
CODE
SUB
CODE
Title (Content)
Section
Operation mode
Countermeasure (Remedy)
Note
1
U6
09
Lift motor trouble
LCC
Tray lift-up
Check connection.
2
20
Communication trouble
LCC
LCC communication
Turn OFF/ON the power.
3
21
Transport motor trouble
LCC
Paper feed
Check connection.
4
22
24V trouble
LCC
Power ON
Check connection.
5
51
LCC incompatibility trouble
LCC
Power ON
Check connection.
Trouble content
• The encoder input value is not changed in
0.2sec (1st time)/0.5sec (2nd time and later)
after rotation of the motor.
after rotation of the motor.
• The motor is rotated for 24sec or more.
Section
PCU
Case 1
Cause
Sensor trouble, LCC control PWB trouble, gear
breakage, lift motor trouble
breakage, lift motor trouble
Check
and
Remedy
and
Remedy
Use SIM4-2 and 4-3 to check the operation of the
sensor and the lift motor. Use SIM15 to cancel the
trouble.
sensor and the lift motor. Use SIM15 to cancel the
trouble.
Trouble content
LCC communication error. Communication line test
error after turning ON the power or canceling the
exclusive simulation. LCC and machine model
codes discrepancy error
error after turning ON the power or canceling the
exclusive simulation. LCC and machine model
codes discrepancy error
Section
PCU
Case 1
Cause
Connector and harness connection trouble or
disconnection, LCC control PWB trouble, control
(PCU) PWB trouble, malfunction due to electrical
noises
disconnection, LCC control PWB trouble, control
(PCU) PWB trouble, malfunction due to electrical
noises
Check
and
Remedy
and
Remedy
Turn OFF/ON the power to cancel the trouble.
Check the connector and the harness of the
communication line.
Check the connector and the harness of the
communication line.
Trouble content
After passing 1 sec from turning ON the motor, the
lock state of the motor lock signal is detected
continuously for 1 sec.
lock state of the motor lock signal is detected
continuously for 1 sec.
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, an overcurrent
to the motor, LCC control PWB trouble
to the motor, LCC control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM4-3 to check the operation of the transport
motor.
motor.
Trouble content
DC24V power is not supplied to LCC.
Section
PCU
Case 1
Cause
Connector and harness connection trouble or
disconnection, LCC control PWB trouble, power
unit trouble
disconnection, LCC control PWB trouble, power
unit trouble
Check
and
Remedy
and
Remedy
Check the connector and the harness of the power
line. Check that the power unit and the LCC control
PWB is of 24V.
line. Check that the power unit and the LCC control
PWB is of 24V.
Trouble content
Detection of incompatible LCC connection.
Section
PCU
Case 1
Cause
Connection of incompatible LCC, is detected.
Check
and
Remedy
and
Remedy
Install compatible LCC.
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