3-70 Phaser 6300/6350/6360 Color Laser Printer Service Manual
Error Messages and Codes
Fuser Failure
The Fuser heater control circuitry has failed.
Applicable Status Code:
Code 44: Heater Control failure.
Initial Actions:
■ Reseat the Fuser and cycle printer power.
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.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
■ Fuser, PL5.1.1
■ FSR/ADC Harness, PL5.2.28
■ LVPS, PL9.1.6
■ Engine Control Board, PL9.1.16
■ LV Harness, PL10.1.2
■ Print Engine Map 2 - P/J Locator (page 10-6)
■ Print Engine Map 3- P/J Locator (page 10-7)
■ Print Engine Fuser Wiring (page 10-22)
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the Fuser label for the correct
rating.
Is the Fuser properly rated (110v /
220v)?
Go to Step 2. Replace the
Fuser
(
page 8-7).
2 Check the Fuser for damage.
Is the Fuser connector damaged?
Replace any
damaged parts.
Go to Step 3.
3 Replace the Fuser (page 8-7).
Does the error persist?
Go to Step 4. Complete
4 Replace the LVPS (page 8-100).
Does the error persist?
Go to Step 5. Complete
5 Check all pins on the FSR/ADC
Harness PL5.2.28 for continuity.
1. Disconnect P/J162 and P/J361.
2. Check continuity between
J162<=>J361.
Go to Step 6. Replace the FSR/
ADC Harness.