AR-F14 (serv.man9). 9. Troubleshooting - Sharp Copying Equipment Service Manual (repair manual). Page 2

AR-F14/PN1 TROUBLE SHOOTING 9-2

F1

34

Content

Console finisher (AR-F14) 
punch (AR-PN1) motor trouble

Detail

Punch motor operation abnormality

Cause

Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble

Check and 
remedy

Use DIAG (SIM3-3) to check the motor 
operation. 

35

Content

Console finisher (AR-F14) 
punch (AR-PN1) side registration sensor 
trouble

Detail

Sensor input value abnormality

Cause

Sensor breakage
Harness disconnection
Console finisher control PWB trouble

Check and 
remedy

Use DIAG (SIM3-2) to check the sensor 
operation.

36

Content

Console finisher (AR-F14) 
punch (AR-PN1) timing sensor trouble

Detail

Sensor input value abnormality

Cause

Sensor breakage
Harness disconnection
Console finisher control PWB trouble

Check and 
remedy

Use DIAG (SIM3-2) to check the sensor 
operation.

37

Content

Console finisher (AR-F14) 
backup RAM trouble

Detail

Backup RAM contents are disturbed.

Cause

Console finisher control PWB trouble
Malfunction by noise

Check and 
remedy

Replace the console finisher control PWB.

F1

38

Content

Console finisher (AR-F14) 
punch (AR-PN1) backup RAM trouble

Detail

Punch unit backup RAM contents are 
disturbed.

Cause

Punch control PWB trouble
Malfunction by noise

Check and 
remedy

Replace the punch control PWB.

39

Content

Console finisher (AR-F14)Punch sensor 
trouble (AR-PN1)

Detail

Sensor input abnormality

Cause

Sensor breakage harness disconnection 
console finisher control PWB defect 

Check and 
Remedy

Sensor operation check in diag (SIM 3-2)

40

Content

Console finisher (AR-F14)Puncher section 
power trouble (AR-PN1)

Detail

Puncher operation abnormality

Cause

Punch control PWB defect

Check and 
Remedy

Punch control PWB replacement 

53

Content

Console finisher (AR-F14)Interface transport 
unit connection trouble

Detail

Connection error between console finisher 
and interface transport unit 

Cause

Improper connection of connector between 
console finisher and interface transport unit

Check and 
Remedy

Check the interface transport unit connector. 

81

Content

Console finisher transport motor abnormality

Detail

Transport motor trouble

Cause

Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble

Check and 
remedy

Use DIAG (SIM3-3) to check the motor 
operation. 

Cause/Trouble section

Procedure

Check

Result

Remedy

Paddle home position sensor (PHPS)

1

Check the paddle home position sensor. Is the sensor normal?

NO

Replace the sensor

Swing guide home position sensor 
(ARHPS)

2

Check the swing guide home position sensor.  
Is the sensor normal?

NO

Replace the sensor.

Wiring

3

Is the wiring between the finisher controller PCB and the paddle 
motor normal?

NO

Correct the wiring.

Paddle, Swing guide assembly

4

Try turning the paddle motor clockwise and counterclockwise by 
hands.  Is there mechanical tapping in the rotation of the paddle 
or the up/down movement of the swing guide?

YES

Correct the 
mechanical 
mechanism.

Paddle motor (FPM), 
finisher controller PCB

5

Try replacing the paddle motor. Is the problem corrected?

YES

End.

NO

Replace the finisher 
controller PCB.

Cause/Trouble section

Procedure

Check

Result

Remedy

Wiring

1

Is the wiring between the finisher controller PCB and the staple/
fold motor normal?

NO

Correct the wiring.

Stapler unit

2

Try turning the staple jam releasing dial. 
Is there mechanical trapping?

YES

Correct the 
mechanical system.

Staple/fold motor (FFSM), 
Finisher controller PCB

3

Try replacing the staple/fold motor. Is the problem corrected?

YES

End.

NO

Replace the finisher 
controller PCB.

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