Error code 68

Print Unable 68

Turn the power off and then back on again.

Temperature rise when heater is off

Step

Cause

Remedy

 

 

 

 

 

 

1

Fuser unit failure

Replace the fuser unit

 

 

 

2

Main PCB failure

Replace the main PCB ASSY.

 

 

 

Error code 69

Print Unable 69

Turn the power off and then back on again.

Mis-connect center thermistor connector

Step

Cause

Remedy

 

 

 

 

 

 

1

Harness connection failure of fuser

Check the harness connection of fuser unit

unit.

and reconnect it.

 

 

 

 

2

Harness connection failure of relay

Check the harness connection of the relay

rear PCB ASSY.

rear PCB ASSY and reconnect it.

 

 

 

 

3

Fuser unit failure

Replace the fuser unit

 

 

 

4

Main PCB failure

Replace the main PCB ASSY.

 

 

 

3-18

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