Oki OKIPAGE 14ex Maintenance Manual page 102

1
Images are light or blurred entirely.
• Is toner low (is the TONER LOW message displayed)?
• Yes
• No Is paper of the specified grade being used?
• No
• Yes Is the lens surface of the LED head dirty?
• Yes
• No Is the LED head being installed properly (check the HEAD1
and HEAD2 connectors of the main control board and PC
connector on the LED head for proper connection)?
• No
• Yes Is the contact plate of the transfer roller in contact with the
contact assembly of the power supply/sensor board prop-
erly (see Figure 6-5)?
• No
• Yes Are the contact of the developing roller and the contact of the toner supply roller of the image
drum cartrige in contact with the contact assembly properly (see Figure 6-4
• No
• Yes Replace the transfer roller.
• Has the problem been solved?
• Yes
• No Replace the image drum cartridge.
• Has the problem been solved?
• Yes
• No Is the tension between the back-up roller (7.52kg) and the surface of back-up roller normal?
• No
• Yes
41356901TH Rev.2
Supply toner.
Use paper of the specified grade.
Clean the lens.
Install the LED head properly.
Adjust the contact plate of the transfer roller to make a proper contact with the power
supply/sensor board and shaft of the transfer roller.
Adjust the contacts of the developing and toner supply roller to make a proper contact
with the contact assembly.
End
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 (see Printer Handbook).
Replace the back-up roller or bias spring.
Replace the main control board or power supply/sensor board.
LED head
PC connector
LED head cable
HEAD1,HEAD2
Main control board
and
A B
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