Error Messages and Codes 3-49
Finisher Stapler Failure, Code 113
The staple home sensor doesn’t turn ON within 2 seconds after the stapler motor
started to turn backwards.
Troubleshooting References
Applicable Parts Wiring and Plug/Jack Map References
■ Finisher Control Board
■ Staple Unit Assembly
Troubleshooting Procedure
Step Actions and Questions Yes No
1
1. Enter service diagnostics.
2. Run the Stapler Home sensor test.
3. Does the value change from H to L
when the stapler is moved away from
the home position?
Go to step 6. Go to step 2.
2
1. Measure the voltage between finisher
board connector P852-2 and frame
ground.
2. Does the voltage change between 0
and +5 VDC when the sensor is
blocked and unblocked?
Replace the
finisher control
board.
Go to step 3.
3
1. Measure the voltage at the Finisher
Board connector P852-1.
2. Dose the voltage measure +5 VDC?
The home sensor
or the wiring is
bad.
Replace the staple
unit assembly.
Go to step 4.
4
1. Disconnect the Stapler Unit Assembly.
2. Measure the voltage between the
finisher board connector P852-1 and
frame ground.
3. Does the voltage measure +5 VDC?
Replace the
stapler unit
assembly.
Go to step 5.
5
Is +24 VDC present at either J847-7 or
J847-9?
Replace the
finisher control
board.
Troubleshoot and
repair the
+24 VDC
interlock circuit.
6
1. Enter service diagnostics and run the
“Stapler Close Motor” test.
2. Does the stapler motor operate
correctly?
Replace the
finisher control
board.
Go to step 7.
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