Lexmark C935 Service Manual page 117

Step
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?
5 Check the sensor (registration) for proper connection.
Is the above component properly connected?
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?
Check the sensor (fuser exit) for proper connection.
7
Is the above component properly connected?
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?
9 Check the registration clutch for proper connection.
Is the above component properly connected?
Check Yes
Go to step 6. Go to step 5.
Replace the Replace the
sensor connection.
(registration).
Go to "Sensor
(registration)
removal" on
page 4-37.
Go to step 8. Go to step 7.
Replace the Replace the
sensor (fuser exit). connection.
Go to "Sensor
(fuser exit)
removal" on
page 4-25.
Go to step 10. Go to step 9.
Replace the Replace the
registration clutch. connection.
Go to
"Registration
clutch removal"
on page 4-37.
Diagnostic information
5057-XXX
Previous
No
Next
Go Back
2-25