7Poor fusing

Is paper of the specified grade being used?

• No

• Yes

• No

• Yes

• No

• Yes

Use paper of the specified grade.

Is the spring of the back-up roller normal?

Replace the spring.

Is the contact of the fusing unit assy in proper contact with the contact assy (see Fig. 6-4 G )?

Adjust the contact of the fusing unit assy to make a proper contact with the contact assembly.

Replace the fusing unit assy.

Has the problem been removed?

Yes End

 

Note: After replacing the fusing unit assy, set the printer in the engine mainte-

 

nance mode by turning the power on while pressing the FORM FEED and

 

ENTER keys, and reset the fuser counter (see 4.1).

Replace the Main Control PCB or power supply board.

• No

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Image 142
Oki 6ex, 6E specifications