Drum Drive Motor (Y/M/C) Failure - Lexmark C950 Service Manual

5058-030
Step Action and questions
Check the drum motor for proper
2
connection.
Is the above component
properly connected?
POR the machine.
3
Does the error continue?
POR the machine.
4
Does the error continue?

141.02 Drum drive motor (Y/M/C) failure

Step Action and questions
Check the drum motor for proper
1
operation.
When performing
motor tests, ensure
that all cover and
door interlock
switches are
overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch PRINTER MOTOR
TESTS.
4. Touch KCMY drum &
transfer belt motor.
Does the above component
operate properly (motor
rotating)?
Check the drum motor for proper
2
connection.
Is the above component
properly connected?
POR the machine.
3
Does the error continue?
POR the machine.
4
Does the error continue?
Service Manual
2-62
Yes
Replace the PC/developer drive
motor. Go to
"PC/developer
drive motor removal" on
page 4-132.
Replace the lower engine PCBA.
Go to
"Lower engine PCBA
removal" on page 4-98.
Go to step 4.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page 4-181.
Yes
Go to step 3.
Replace the PC/developer drive
motor. Go to
"PC/developer
drive motor removal" on
page 4-132.
Replace the lower engine PCBA.
Go to
"Lower engine PCBA
removal" on page 4-98.
Go to step 4.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page 4-181.
No
Replace the connections.
Problem resolved
Problem resolved
No
Go to step 2.
Replace the connections.
Problem resolved
Problem resolved
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