Lexmark C950 Service Manual page 245

Step Action and questions
Check the sensor (lower media
3
exit) for proper connection.
Is the above component
properly connected?
Check the entrance/paddle
4
stepper 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 FINISHER MOTOR
TESTS.
4. Touch Entrance/paddle
motor.
Does the above component
operate properly?
Check the entrance/paddle
5
stepper motor for proper
connection.
Is the above component
properly connected?
Check the exit stepper motor for
6
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 FINISHER MOTOR
TESTS.
4. Touch Exit motor.
Does the above component
operate properly?
Check the exit stepper motor for
7
proper connection.
Is the above component
properly connected?
Check the finisher PCBA for
8
proper connection.
Is the above component
properly connected?
Yes
Replace the sensor (lower media
exit).
Go to
"Sensor (lower media
exit) removal" on page 4-322.
Go to step 6.
Replace the stepper motor.
Go to
"Stepper motor
(entrance/paddle) and belt
(entrance/paddle) removal" on
page 4-346.
Go to step 8.
Replace the stepper motor.
Go to
"Stepper motor (exit)
assembly and belt (exit)
removal" on page 4-348.
Go to Step 9.
5058-030
No
Replace connections.
Go to step 5.
Replace the connection.
Go to step 7.
Replace the connection.
Replace the connections.
Diagnostic information
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