Lexmark Forms Printer 2400 Service Manual - Page 35

Logic Board, Carrier Motor

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24xx FRU 3 Carrier Motor 4 Logic Board Action If the home position sensor is okay, verify the the resistance of the carrier motor windings are approximately 2 ohms for all printers. Check the resistance at the following pin locations: CN2 - 1 and CN2 - 3 CN2 - 2 and CN2 -4 If all parts appear okay but the home position error still occurs, replace the logic board. After replacing the logic board or any parts affecting the carrier, perform the bidirectional print adjustment. See "Bidirectional Print Adjustment" on page 4-4. Diagnostic Information 2-17

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Diagnostic Information
2-17
24xx
3
Carrier Motor
If the home position sensor is okay, verify the
the resistance of the carrier motor windings are
approximately 2 ohms for all printers.
Check the resistance at the following pin
locations:
CN2 - 1 and CN2 - 3
CN2 - 2 and CN2 -4
4
Logic Board
If all parts appear okay but the home position
error still occurs, replace the logic board.
After replacing the logic board or any parts
affecting the carrier, perform the bidirectional
print adjustment. See
“Bidirectional Print
Adjustment” on page 4-4
.
FRU
Action