Oki OL1200, Руководство по обслуживанию, Страница: 178 / 272

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Service Guide OL1200
Chapter 6 Troubleshooting Procedures
1. Image are light or blurred a whole.
Is toner low? (Is the TONER LOW message displayed?)
Yes Supply toner.
No Is paper of the specified grade used?
No Use paper of the specified grade.
Yes Is the lens surface of the LED head dirty?
Yes Clean the lens.
No Is the LED head installed properly? (Check connector HEAD1 (14P), HEAD2 (12P) of
the control board and PC connector on the LED head for proper connection.)
No Install the LED head properly.
Yes Is the contact plate of the transfer roller contacted with the contact assembly of the
power/sensor board properly? (See Figure 6-6.)
No Make the contact plate of the transfer roller contact with the power/sensor board
and Shaft of the transfer roller properly.
Yes Are the contact of the developing roller and the contact of the toner supply roller of the
image drum cartridge contacted with the contact assembly properly?
(See Figure 6-5 A and B.)
No Adjust the contacts of the developing and toner supply roller to contact the contact
assembly properly.
Yes Replace the transfer roller. (See 3.3.36.)
Has the trouble been removed?
Yes End
No Replace the image drum cartridge.
Has the trouble been removed?
Yes End
Note: After replacing the image drum cartridge, set the printer in the user
maintenance mode by turning the power on while pressing the MENU key
and reset the drum counter. (Refer to User's Manual.)