Oki B410 Maintenance Manual page 116

Oki Data CONFIDENTIAL
⑧ Vertical white belt/ White line
• Is the LED lens dirty?
• Yes
• No
•No
• Yes
• Has the trouble been solved?
• Yes
• No
• No
• Yes
• No
• Yes
• Has the trouble been solved?
• Yes
• Yes
• Has the trouble been solved?
• No
43984801TH Rev.1
Clean the LED lens.
Is the contact plate of the transfer roller appropriately connected to the high-voltage power /
sensor board? (See Fig. 6-5.)
Adjust so that the contact plate can be appropriately connected to the high-voltage
power / sensor board.
Replace the transfer roller.
Completed.
Are the surface status of the back-up roller and the installation of the bias sprint of the back-
up roller appropriate?
Replace the back-up roller or the bias spring.
Is the LED head appropriately installed? (Check the HEAD connector of the main board and
the PC connector of the LED head.)
Install the LED head appropriately.
Replace the LED head.
Completed.
Replace the image drum cartridge.
Replace the main board, high-voltage power/ sensor board.
6. Procedures for Repairing
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