Oki OKIOFFICE84 Maintenance Manual page 225

Troubleshooting flow chart 7:
Images are light or blurred as a whole.
Are fingerprints or dirts
adhering or moisture-
absorbing to the paper?
Is the lens surface of the
LED print head dirty?
Is the LED print head
installed properly?
Is the contact plate of the transfer
roller in contact with the contact
assembly properly?
Replace the transfer roller,
EP unit or Power Supply Unit.
Yes
Is toner low?
No
No
Is paper of OKI
specified grade?
Yes
Yes
No
Yes
No
No
Yes
Yes
7 - 37
Supply toner.
Use paper of OKI
specified grade.
Replace the paper.
Clean the lens.
Install the LED print head
properly.
Make proper contact of the
No
contact plate of the transfer
roller with the contact
assembly.
40672201TH Rev. 4