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Network Card Option
Error code 975 indicates the printer cannot recognize the network
card. Error code 976 indicates an unrecoverable software error in
the network card.
Verify the network card is installed correctly and is properly
grounded. If you find no problem, replace the network card. If the
problem remains, replace the controller board.
Paper Feed Service Check
Be sure the size indicator on the paper tray is in the correct position
before performing the service check.
If you have a 936 Transport Motor Error go to the
vice Check" on page
Locate your symptom from the following information and perform the
check.
Pick Roller Fails to Pick Paper
FRU
1
Pick Roller
2
Pick Motor
2-24
2-20.
Action
Check the pick roller for wear, scratches, or rough
spots. Replace if necessary.
Watch the motion of the pick motor as you try to
print a test page. If the motor does not turn, check
the print motor connector at the interconnect board.
If it is correct, disconnect the motor cable and
check the impedance of the motor windings across
the following motor connector locations:
CNRM-1 to CNRM-2 = approximately 30 Ohms
CNRM-3 to CNRM-4 = approximately 30 Ohms
If incorrect, replace the pick motor. If correct,
replace the following FRUs in the order shown:
1. Interconnect Board
2. Engine Board
"Main Motor Ser-
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