Sensor (Upper Media Exit) Lag Jam - Lexmark C950 Service Manual

Step Action and questions
POR the machine.
7
Does the error continue?

485.05 Sensor (upper media exit) lag jam

Step Action and questions
Check the media path.
1
Is the media path free of any
media fragments?
Check the sensor (upper media
2
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?
Check the sensor (upper media
3
exit) for proper connection.
Is the above component
properly connected?
Check the buffer/transport
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 Buffer/transport
motor.
Does the above component
operate properly?
Check the buffer/transport
5
stepper motor for proper
connection.
Is the above component
properly connected?
Yes
Replace the finisher PCBA.
Go to
"Finisher PCBA removal"
on page 4-278.
Yes
Go to step 2.
Go to Step 4.
Replace the sensor (upper media
exit).
Go to
"Sensor (upper media
exit) removal" on page 4-333.
Go to step 6.
Replace the stepper motor.
Go to
"Stepper motor (buffer/
transport) and belt (buffer/
transport) removal" on
page 4-341.
5058-030
No
Problem resolved
No
Remove any media or media
fragments.
Go to Step 3.
Replace connections.
Go to step 5.
Replace the connection.
Diagnostic information
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