Lexmark Optra Color 1200, Service Manual

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Service Manual
5050-001
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Possible Cause Action
Moist Paper Be sure the printer is not in a damp
environment and the paper is not
curled or wavy due to moisture. If
necessary inform the customer
about correct storage.
LED Head Be sure the LED head cable is
securely connected to the head
controller board and LED head
assembly. If the problem remains,
replace the LED head.
High Voltage Unit 2 Be sure all the connectors to the
high voltage unit 2 are securely
connected. If the problem remains,
replace the high voltage unit 2
(11G0313).
Printer Controller Board Be sure all connectors are securely
connected to the printer controller
board. If the problem remains,
replace the printer controller board
(11G0324).
Printhead Controller Board If you still have the problem, replace
the printhead controller board
(11G0555).
Possible Cause Action
Photoconductor Drum Clean any dirt from the PC surface.
Replace it if it is scratched.
Fuser Detach Pawl
Fuser Roller Surface
Fuser Thermistor Surface
Fuser Thermostat Surface Remove any toner buildup. Replace
scratched parts.
LED Head Clean the LED printhead. Print a
sheet of blank document. Replace
the LED printhead if a black line
appears on the paper.