Oki B2200, Maintenance Manual, Page: 72 / 100

Oki Data CONFIDENTIAL
43641601TH Rev.1
72 /
Vertical white belt/line
• Is the LED lens dirty?
• Yes Clean it.
• No Is the contact plate of the transfer roller in contact with the high-voltage power supply-1/sensor board
properly (see figure 5-3)?
• No Make adjustments so as to make the plate in contact with the board properly.
• Yes Replace the transfer roller.
• Did this step work?
• Yes End
• Yes Is the tension between the back-up roller (7.52 kg) and its surface proper?
• No Replace the back-up roller or the bias spring.
• Yes Is the LED head installed properly (check the CN5 connector of the main board and the PC connector
of the LED head)?
• No Install the LED head properly.
• Yes Replace the LED head.
• Did this step work?
• Yes End
• Yes Replace the image drum cartridge.
• Did this step work?
Note
: Reset the drum counter af ter the c ar tridge is replaced ( see the user
documentation).
• No Replace the main board or high-voltage power supply-1/sensor board.