Second Transfer Contact/Retract Failure - Lexmark C950 Service Manual

Step Action and questions
Check the sensor (1st transfer
2
rolls retract HP) for proper
connection.
Is the above component
properly connected?
Check the 1st BTR retract motor
3
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 1st transfer rollers
retract motor (contracted).
5. Touch 1st transfer rollers
retract motor (retracted).
Does the above component
operate properly (motor
rotating)?
Check the 1st BTR retract motor
4
for proper connection.
Is the above component
properly connected?
POR the machine.
5
Does the error continue?

151.03 Second transfer contact/retract failure

Step Action and questions
Check the sensor (2nd transfer
1
roll retract HP) for proper
operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch PRINTER SENSOR
TESTS.
4. Touch Sensor (2nd transfer
roll retract HP).
Does the display on the
operator panel change every
time the sensing area of the
above sensor is interrupted or
blocked?
Yes
Replace the 1st transfer retract
clutch assembly.
Go to
"1st transfer retract
clutch assembly removal" on
page 4-22.
Go to step 5.
Replace the 1st BTR retract
motor. Go to
"Fuser/lower
redrive/1st BTR retract motor
removal" on page 4-97.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page 4-180.
Yes
Go to step 3.
5058-030
No
Replace the connections.
Go to step 4.
Replace the connections.
Problem resolved
No
Go to step 2.
Diagnostic information
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