Error Messages and Codes 3-79
Fuser Motor Failure
The Fuser Motor rotation signal indicates that the motor is no longer operational.
Applicable Status Code:
Code 103: Fuser Motor Failure
Initial Actions:
â– Ensure that the Fuser is fully seated and locked in position.
â– Cycle printer power.
â– If the problem persists, follow the procedure below.
arn
ng
Avoid the potential of electric shock by removing the power cord from the
wall outlet prior to performing the following procedure.
Caution
Allow adequate time for the Fuser to cool before servicing the printer.
2
Check the Humidity signal.
Disconnect P/J231.
Is the voltage across P/J231-2 <=>
P/J231-3 less than +3 V and above +0.5 V.
Go to Step 4. Go to Step 3.
3
Check the Temperature signal.
Disconnect P/J231.
Is the voltage across P/J231-4 <=>
P/J231-3 greater than +2.5 V?
Go to Step 4. Replace the Engine
Control Board
(
page 8-104).
4
Check for +5 V to the Temperature/
Humidity Sensor.
Disconnect P/J231.
Is there +5 V across P/J231-1 <=>
P/J231-3?
Replace the Temp/
Hum Sensor
(
page 8-108).
Replace the Engine
Control Board
(
page 8-104).
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
â– Fuser Drive Assembly, PL5.2.25
â– TNRFULL/FSR Harness, PL5.2.30
â– Engine Control Board, PL9.1.16
â– Interlock Switch, PL9.1.1
â– Print Engine Map 2 - P/J Locator (page 10-6)
â– Print Engine Wiring Fuser (page 10-22)
Troubleshooting Procedure Table (Continued)
Step Actions and Questions Yes No