Lexmark C935 - Sensor (CMY Transfer Roll Retract HP) Late Error

2-88 Printer Service Manual
5057-XXX
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904.05 Sensor (CMY transfer roll retract HP) late error
3
Check the sensor (2nd transfer roll HP) for proper
connection.
Is the above component properly connected?
Replace the
sensor (2nd
transfer roll retract
HP)
.
Go to “Sensor
(2nd transfer roll
retract HP)
removal” on
page 4-34.
Replace the
connection.
4
Caution: Check the 2nd transfer roll retract
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 2nd transfer roll retract motor
Does the above component operate properly?
Go to step 6. Skip to step 5.
5
Check the 2nd transfer roll retract motor for proper
connection.
Is the above component properly connected?
Replace the 2nd
transfer roll retract
motor. Go to
Replace the
connection.
6
Perform a print test.
Does the error continue?
Replace the lower
printer engine card
assembly.
Go to “Lower
printer engine
card assembly
removal” on
page 4-93
.
Problem solved.
7
Perform a POR.
Does the error occur when the power is turned off/on?
Replace the lower
printer engine card
assembly.
Go to
“Lower
printer engine
card assembly
removal” on
page 4-93
.
Problem solved.
Step Check Yes No
1 Perform a POR.
Does the error occur when the power is turned off/on?
Go to step 2. Perform several
print tests.
If the problem
remains, go to
step 2.
Step Check Yes No