Lexmark C935 - Page 117

Diagnostic information 2-25
5057-XXX
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4
Check the sensor (registration) for proper operation.
1. Enter the Diagnostics Menu.
2. Select BASE SENSOR TEST.
3. Select Media Path.
4. Select Registration.
Does the display on the operator panel, change every time
the sensing area of the above sensor is interrupted or
blocked?
Go to step 6. Go to step 5.
5
Check the sensor (registration) for proper connection.
Is the above component properly connected?
Replace the
sensor
(registration).
Go to “Sensor
(registration)
removal” on
page 4-37.
Replace the
connection.
6
Check the sensor (fuser exit) for proper operation.
1. Enter the Diagnostics Menu.
2. Select BASE SENSOR TEST.
3. Select Media Path.
4. Select Fuser exit
Caution: The area around the actuator is very hot. Allow the
fuser area to cool before proceeding.
Does the display on the operator panel, change every time
the sensing area of the above sensor is interrupted or
blocked?
Go to step 8. Go to step 7.
7
Check the sensor (fuser exit) for proper connection.
Is the above component properly connected?
Replace the
sensor (fuser exit).
Go to “Sensor
(fuser exit)
removal” on
page 4-25.
Replace the
connection.
8
Check the registration clutch for proper operation.
Caution: When performing motor tests,
ensure that all cover and door interlock
switches are overridden.
1. Enter the Diagnostics Menu.
2. Select MOTOR TESTS.
3. Select Printer Motor Test.
4. Select Registration clutch.
Does the above component make an audible clicking sound
when activated?
Go to step 10. Go to step 9.
9
Check the registration clutch for proper connection.
Is the above component properly connected?
Replace the
registration clutch.
Go to
“Registration
clutch removal”
on page 4-37.
Replace the
connection.
Step Check Yes No