Lexmark P122 Photo Jetprinter, Руководство по обслуживанию

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2-8
Service Manual
4102-P01
Paper Feed Service Check
If your printer does not have paper jams, continue with this service
check. If your printer does have a paper jam, examine it for the
following before you begin the service check:
•
Check the entire paper path for obstructions.
•
Be sure not to overfill the sheet feeder.
•
Be sure the correct type of paper is being used.
•
Check for static in the paper.
Parts / FRUs Action
1 System Board Check for approxi17 V dc pulse between
paper feed connector J3F-4 and ground, on the
system board as the paper feed motor is running
during the POST sequence. If the voltage is
incorrect, replace the system board. If correct,
check for motor pins shorted to the motor housing.
If you find a shorted pin, replace the engine frame
assembly.
Service.bk Page 8 Tuesday, February 13, 2001 2:40 PM