Service Checks; Sensor (Registration) Off Jam (Too Long) - Lexmark W850n Service Manual

Service checks

200.00 Sensor (registration) off jam (too long)

Step
1 Check the media position.
Open the printer left door assembly, and visually check it.
Does the media touch the sensor (registration)?
2 Check the roll.
Open the printer left door assembly, and check it.
Is the transport roll assembly free of excess wear and
contamination?
3 Check the sensor (registration) for proper operation.
1. Enter Diagnostics mode.
2. Select BASE SENSOR TESTS.
3. Select Media Path.
4. Select Registration.
Open the printer left door assembly, and check it.
Does the display on the operator panel change every time
the sensor actuator is operated?
4 Check the sensor (registration) connection.
Is the sensor (registration) properly connected?
5 Check the registration clutch for proper operation.
1. Enter Diagnostics mode.
2. Select MOTOR TESTS.
3. Select Registrat clutch.
Does the registration clutch make an audible clicking sound
when activated?
6 Check the registration clutch connection.
Is the registration clutch properly connected?
7 Perform a print test.
Does the error continue?
Check Yes
Remove the Go to step 2.
media.
Go to step 3. Clean or replace
the transport roll
assembly.
Go to
roll assembly
removal" on
page
Go to step 5. Go to step 4.
Replace the Replace the
sensor connection.
(registration).
Go to "Sensor
(registration)
removal" on
page 4-78.
Go to step 7. Go to step 6.
Replace the Replace the
registration clutch. connection.
Go to
"Registration
clutch assembly
removal" on
page 4-77.
Replace the Problem solved.
printer engine card
assembly.
Go to "Printer
engine card
assembly
removal" on
page 4-119.
Diagnostic information
4024-110
No
"Transfer
4-70.
2-23