Oki OKIPAGE 8z Service Handbook page 93

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8
Vertical white belt/spripe
• Is the lens of the LED head dirty?
• Yes
• No
Is the contact plate of the transfer roller in correct contact with the high-voltage power
supply board? (See Figure 6-5 E .)
• No
• Yes
Replace the transfer roller.
• Has this error been recovered?
• Yes
• No
Is the LED head installed correctly?
Check the HEAD1, HEAD2 connector of the main control board.
• No
• Yes
Replace the LED head.
• Has this error been recovered?
• Yes
• Yes
Replace the EP unit.
• Has this error been recovered?
• Yes
• No
Replace the main control board or high-voltage power supply board.
Clean the LED head.
Contact the contact plate of the transfer roller correctly.
End
Install the LED head correctly.
End
Caution: Set the LED head drive time when replacing the LED head. (See
Section 4.2.1.)
End
Caution: After replacing the EP unit, reset the drum counter. (Refer to
"Replacing the Drum Cartridge" in "User's Manual".)
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