Lexmark X746de - XX-Cam Motor Error Service Check

2-60 Service Manual
7526
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155.xx—Cam motor error service check
Step Questions / actions Yes No
1 1. Turn the printer off.
2. Remove the rear frame cover. See “Rear
frame cover removal” on page 4-37.
3. Check the motor driver cable in connector
JDVR1 on the system board for proper
connection, for cable pinch points, and for
any other damage to the cable or
connector.
Is the cable damaged?
Replace the motor driver
cable. See “Motor driver
cable removal” on
page 4-117.
Go to step 2.
2
1. Remove the right cover. See “Right
cover removal” on page 4-38.
2. Check the motor driver cable (A) in
connector JDVR1 on the system board for
proper connection, for cable pinch points,
and for any other damages to the cable or
connector.
Is the cable damaged?
Replace the motor driver
cable. See “Motor driver
cable removal” on
page 4-117.
Go to step 3.
3
Check the CAM motor cable from the cam
motor to the motor driver card for poor
connections or damage.
Is the cable damaged?
Replace the EP drive
assembly. See
“Electrophotographic
(EP) drive assembly
removal” on page 4-78.
.
Go to step 4.
4
Measure the continuity across all of the fuses
on the system board.
Are any of the fuses blown?
Replace the system board.
See “System board
removal” on page 4-157.
Go to step 5.