Read Sharp MX-M950 / MX-MM1100 (serv.man39) Service Manual online
MX-M1100 SELF DIAG AND TROUBLE CODE 8 – 17
F1-64
No. 1 pickup motor trouble
F1-65
No. 2 pickup motor trouble
F1-66
No. 1 lift motor trouble
(finisher + saddle unit + inserter)
Lift motor 1 trouble (booklet maker)
(finisher + saddle unit + inserter)
Lift motor 1 trouble (booklet maker)
F1-67
No. 2 lift motor trouble
(finisher + saddle unit + inserter)
Lift motor 2 trouble (booklet maker)
(finisher + saddle unit + inserter)
Lift motor 2 trouble (booklet maker)
F1-70
Communication trouble between
peripheral devices
(Z-folding machine detection)
peripheral devices
(Z-folding machine detection)
F1-71
Varistor abnormality
F1-72
Z-folding machine EEPROM
abnormality
abnormality
F1-73
Separation sensor adjustment
abnormality
abnormality
F1-74
Pressure sensor adjustment
abnormality
abnormality
Detail
The paper feed roller drive motor abnormality in the
inserter upper side paper feed section
inserter upper side paper feed section
Section
PCU
Cause
Motor lock, control PWB trouble, home position sensor
breakdown, connection harness / connector connection
trouble.
breakdown, connection harness / connector connection
trouble.
Check &
Remedy
Remedy
Use Sim. 3-31 to check the operation of the No. 1 pick-
up motor.
Check connection from the control PWB to the motor.
Replace the control PWB and the sensor part.
up motor.
Check connection from the control PWB to the motor.
Replace the control PWB and the sensor part.
Detail
The paper feed roller drive motor abnormality in the
inserter lower side paper feed section
inserter lower side paper feed section
Section
PCU
Cause
Motor lock, control PWB trouble, home position sensor
breakdown, connection harness / connector connection
trouble.
breakdown, connection harness / connector connection
trouble.
Check &
Remedy
Remedy
Use Sim. 3-31 to check the operation of the No. 2 pick-
up motor.
Check connection from the control PWB to the motor.
Replace the control PWB and the sensor part.
up motor.
Check connection from the control PWB to the motor.
Replace the control PWB and the sensor part.
Detail
The tray lift-up drive motor abnormality in the inserter
upper side paper feed section
upper side paper feed section
Section
PCU
Cause
Motor lock, control PWB trouble, home position sensor
breakdown, connection harness/connector connection
trouble.
breakdown, connection harness/connector connection
trouble.
Check &
Remedy
Remedy
Use Sim. 3-31 to check the operation of the No. 1 lift
motor.
Check connection from the control PWB to the motor.
Replace the control PWB and the sensor part.
motor.
Check connection from the control PWB to the motor.
Replace the control PWB and the sensor part.
Detail
The tray lift-up drive motor abnormality in the inserter
lower side paper feed section
lower side paper feed section
Section
PCU
Cause
Motor lock, control PWB trouble, home position sensor
breakdown, connection harness/connector connection
trouble.
breakdown, connection harness/connector connection
trouble.
Check &
Remedy
Remedy
Use Sim. 3-31 to check the operation of the No. 2 lift
motor.
Check connection from the control PWB to the motor.
Replace the control PWB and the sensor part.
motor.
Check connection from the control PWB to the motor.
Replace the control PWB and the sensor part.
Detail
Communication abnormality between the units
connected to the lower stream of the Z-folding unit /
No response is made to a command send from the
Z-folding unit
connected to the lower stream of the Z-folding unit /
No response is made to a command send from the
Z-folding unit
Section
PCU
Cause
Communication line noises, control PWB trouble,
connection trouble, connection harness breakage.
connection trouble, connection harness breakage.
Check &
Remedy
Remedy
Turn OFF / ON the power. Check connection of the
connector with the lower stream machine of the Z-
folding machine. Replace the control PWB of the lower
stream machine of the inserter.
connector with the lower stream machine of the Z-
folding machine. Replace the control PWB of the lower
stream machine of the inserter.
Detail
Varistor abnormality is detected on the Z-folding unit
control PWB
control PWB
Section
PCU
Cause
A high voltage noise such as lighting surge has
occurred, or PWB trouble.
occurred, or PWB trouble.
Check &
Remedy
Remedy
Replace the PWB.
Detail
Data write error to the EEPROM on the Z-folding unit
Section
PCU
Cause
Control PWB trouble, garbles data due to line noise.
Check &
Remedy
Remedy
Use the simulation to rewrite the data and check again.
If the trouble occurs after recheck, replace the PWB.
If the trouble occurs after recheck, replace the PWB.
Detail
The sensor input value does not become the proper
level in the automatic adjustment of the separation
sensor.
level in the automatic adjustment of the separation
sensor.
Section
PCU
Cause
Trouble the sensor. Trouble the control PWB.
Check &
Remedy
Remedy
Replace the sensor. Replace the control PWB.
Detail
The sensor input value does not become the proper
level in the automatic adjustment of the pressure
sensor.
level in the automatic adjustment of the pressure
sensor.
Section
PCU
Cause
Trouble the sensor. Trouble the control PWB.
Check &
Remedy
Remedy
Replace the sensor. Replace the control PWB.
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