Diagnostic information 2-71
7558-xxx
141.02 Drum drive motor (Y/M/C) failure
2
Check the drum motor for proper
connection.
Is the above component
properly connected?
Replace the PC/developer drive
motor. Go to “PC/developer
drive motor removal” on
page 4-138.
Replace the connections.
3
POR the machine.
Does the error continue?
Replace the lower engine PCBA.
Go to “Lower engine PCBA
removal” on page 4-104.
If the error remains, then go to
step 4.
Problem resolved
4
POR the machine.
Does the error continue?
Replace the upper printer engine
PCBA.
Go to “Upper printer engine
PCBA removal” on page 4-187.
Problem resolved
Step Action and questions Yes No
1 Check the drum motor for proper
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)?
Go to step 3. Go to step 2.
2
Check the drum motor for proper
connection.
Is the above component
properly connected?
Replace the PC/developer drive
motor. Go to “PC/developer
drive motor removal” on
page 4-138.
Replace the connections.
3
POR the machine.
Does the error continue?
Replace the lower engine PCBA.
Go to “Lower engine PCBA
removal” on page 4-104.
Go to step 4.
Problem resolved
4
POR the machine.
Does the error continue?
Replace the upper printer engine
PCBA.
Go to “Upper printer engine
PCBA removal” on page 4-187.
Problem resolved
Step Action and questions Yes No