Oki OKIPAGE 14ex Maintenance Manual page 103

2
Dark background density
• Has the image drum been exposed to external light?
• Yes
• No Perform the cleaning page function (see Section 5.2.2).
• Has the problem been solved?
• Yes
• No Is the heat roller of the fusing unit dirty?
• Yes
• No Is the contact of the cleaning roller of the image drum cartridge in contact with the contact
assembly properly (see Figure 6-4
• No
• Yes Replace the image drum cartridge.
• Has the problem been solved?
• Yes
• No Replace the main control board or power supply/sensor board.
41356901TH Rev.2
Install the image drum in the printer and wait about 30 minutes.
End
Clean the heat roller.
Adjust the contact of the cleaning roller to make a proper contact with the contact
assembly.
End
Note: After replacing the image drum cartridge, set the printer to the user mainte-
nance mode by turning the power on while pressing the MENU key, and reset
the drum counter (see Printer Handbook).
)?
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