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Message
85 ITU Maintenance
86 ITU Maintenance
87 Fuser Missing
88 <color> Toner Low
89 ITU Maintenance
900–999 Service
<message>
What this message means
The color adjust sensor LED is too
weak.
The color adjust sensor LED is too
bright.
The fuser is either missing or
incorrectly installed.
The printer has detected that the
specified print cartridge is nearly
exhausted. If you do not have a
replacement cartridge on hand, order
one now. More pages may be printed
before the cartridge is totally
exhausted.
The ITU NVRAM is invalid.
Messages 900–999 relate to printer
problems that may require printer
service.
88
What you can do
• Press Go to continue printing.
• If print quality is unacceptable, replace
the image transfer unit.
See also:
Replacing the image transfer
unit and transfer roller
• Press Go to continue printing.
• If print quality is unacceptable, replace
the image transfer unit.
See also:
Replacing the image transfer
unit and transfer roller
Correctly install the fuser to clear the
message and continue printing.
See also:
Replacing the fuser
• Replace the specified print cartridge.
• Press Go to clear the message and
continue printing. The Supplies
message is displayed until you replace
the specified print cartridge.
See also:
Replacing print cartridges
• Press Go to continue printing.
• If print quality is unacceptable, replace
the image transfer unit.
See also:
Replacing the image transfer
unit and transfer roller
Turn the printer off and check all cable
connections. Turn the printer back on. If the
service message recurs, call for service
and report the message number and
description of the problem.
See also:
Calling for service
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