Lexmark C950 - Sensor (Upper Media Exit) Lag Jam

Diagnostic information 2-193
5058-030
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485.05 Sensor (upper media exit) lag jam
7
POR the machine.
Does the error continue?
Replace the finisher PCBA.
Go to “Finisher PCBA removal”
on page 4-281.
Problem resolved
Step Action and questions Yes No
1 Check the media path.
Is the media path free of any
media fragments?
Go to step 2. Remove any media or media
fragments.
2
Check the sensor (upper media
exit) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR
TESTS.
3. Touch Sensor (upper media
exit).
Does the display on the
operator panel change every
time the sensing area of the
above sensor is interrupted or
blocked?
Go to Step 4. Go to Step 3.
3
Check the sensor (upper media
exit) for proper connection.
Is the above component
properly connected?
Replace the sensor (upper media
exit).
Go to “Sensor (upper media
exit) removal” on page 4-336.
Replace connections.
4
Check the buffer/transport
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 Buffer/transport
motor.
Does the above component
operate properly?
Go to step 6. Go to step 5.
5
Check the buffer/transport
stepper motor for proper
connection.
Is the above component
properly connected?
Replace the stepper motor.
Go to “Stepper motor (buffer/
transport) and belt (buffer/
transport) removal” on
page 4-344.
Replace the connection.
Step Action and questions Yes No