Lexmark Optra SC 1275 Service Manual page 56

Attendance Message
83 Fuser or Coating Roll Miss-
ing
84 PC Missing
84 PC Life Warning
Action
Open the back door and install the
fuser assembly and the fuser coating
roll. Close the back door.
The message clears from the display
when the door is closed. If it does
not, the oil coating roller assembly
sensor (PC3) could be failing. Go to
the "Sensor Service Check" on
page 2-47.
The photoconductor unit is not
installed. Open the top door, install
the photoconductor unit, and close
the top door.
The message clears from the display
when the top door is closed. If it
does not:
• Check the contacts on the PC
drum cartridge connector.
• Be sure connector CN6 on the
mechanical controller board is
plugged in correctly.
• If you still have the problem,
replace the mechanical controller
board.
The photoconductor unit needs to be
replaced. Open the top door and
remove the photoconductor unit.
Install the new photoconductor unit
and close the top door. The cus-
tomer replaces this part at pre-
scribed intervals.
If you do not have a replacement
photoconductor unit available, press
Go to continue normal printer opera-
tions until you can get a replacement
unit.
Diagnostic Information 2-21