TAG 071: Open Fuser Thermistor
Error Code: | 071 |
Possible Defects: Connectors or wiring
Fuser unit
PCL board
1 Turn the printer off and unplug the power cord.
•Make sure the fuser unit is installed properly.
•Confirm that J/P41 and J/P44 are connected properly.
Has the fuser unit been replaced recently?
No: Continue.
Yes: Go to #3 in this TAG.
2 Replace the fuser unit.
•
Is error code 071 displayed during
No: The fuser unit was at fault. Turn to TAG 002: Check & Problem Resolution.
Yes: Reinstall the original fuser unit and continue.
3 Turn the printer off and unplug the power cord.
•Disconnect J/P41.
•Remove the fuser unit.
•Check
Is there continuity on both?
No: Repair or replace the connectors or wiring as necessary, then turn to TAG 002: Check & Problem Resolution.
Yes: Continue.
4 Check
Is there continuity to ground on either?
No: Replace the fuser unit. If this resolves the problem, then turn to TAG 002: Check & Problem Resolution. If this does not resolve the problem, replace the PCL board, then turn to TAG 002: Check & Problem Resolution.
Yes: Repair or replace the connectors or wiring that have continuity to ground:
then turn to TAG 002: Check & Problem Resolution.
Troubleshooting Analysis Guide (TAGs) |