Sharp MX-4100N Service Manual page 298

F1-10 Staple operation trouble
Trouble content
Detail PCU
Cause Staple motor trouble.
Finisher control PWB trouble.
Home position sensor trouble.
Check & Remedy Use SIM3-3 to check the operation of the staple
motor.
Replace the staple motor.
Check connection of the connector and the harness.
Replace the home position sensor.
Replace the finisher control PWB.
F1-11 Finisher grip operation trouble
Trouble content
Detail PCU
Cause Grip motor trouble.
Finisher control PWB trouble.
Grip arm trouble.
Home position sensor trouble.
Check & Remedy Use SIM3-3 to check the operation of the grip motor.
Replace the grip motor.
Replace the finisher control PWB.
Replace the grip arm.
Replace the home position sensor.
F1-15 Finisher paper exit tray lift operation
trouble
Trouble content Lift motor trouble.
Detail PCU
Cause Paper exit tray lift motor trouble.
Finisher control PWB trouble.
Check & Remedy Use SIM3-3 to check the operation of the paper exit
tray lift motor.
Replace the finisher control PWB.
Replace the paper exit tray lift motor.
F1-19 Finisher alignment operation trouble F
Trouble content
Detail PCU
Cause Finisher paper alignment motor lock.
Motor speed abnormality.
Overcurrent to the motor.
Finisher control PWB trouble.
Check & Remedy Use SIM3-3 to check the operation of the paper
alignment motor F.
Replace the finisher control PWB.
Replace the paper alignment motor F.
F1-20 Finisher alignment operation trouble
R
Trouble content
Detail PCU
Cause Finisher paper alignment motor lock.
Motor speed abnormality.
Overcurrent to the motor.
Finisher control PWB trouble.
Check & Remedy Use SIM3-3 to check the operation of the paper
alignment motor R.
Replace the finisher control PWB.
Replace the paper alignment motor R.
MX-5001N SELF DIAG AND TROUBLE CODE 7 – 12
F1-21 Finisher fan trouble
Trouble content
Detail PCU
Cause Finisher fan motor trouble.
Finisher control PWB trouble.
Harness and connector connection trouble.
Check & Remedy Use SIM3-3 to check the operation of the fan motor.
Check connection between the finisher control PWB
and the fan.
Replace the fan.
Replace the finisher control PWB.
F1-22 Finisher assist motor trouble
Trouble content
Detail PCU
Cause Motor harness short/open trouble.
Control PWB trouble.
Connection harness/connector connection trouble
Check & Remedy Check the operation of the rear edge assist motor
with SIM3-3.
Check connection from the control PWB to the
motor.
Replace the control PWB.
F1-23 Finisher shutter trouble
Trouble content
Detail PCU
Cause Motor lock trouble.
Control PWB trouble, home position sensor trouble.
Connection harness/connector connection trouble.
Check & Remedy Check the operation of the rear edge assist motor
with SIM3-3.
Check connection from the control PWB to the
motor.
Replace the control PWB.
F1-31 Saddle paper folding trouble
Trouble content
Detail PCU
Cause Motor lock trouble.
Control PWB trouble, home position sensor trouble.
Connection harness/connector connection trouble.
Check & Remedy Check the operation of the saddle motor with SIM3-
3.
Check connection from the control PWB to the motor.
Replace the control PWB.
Replace the sensor.