Sensor (Registration) Static On Jam; Sensor (Fuser Exit) On Jam - Lexmark W850n Service Manual

4024-110

200.01 Sensor (registration) static on jam

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 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?
3 Check the sensor (registration) connection.
Is the sensor (registration) properly connected?
4 Perform a print test.
Does the error continue?

201.00 Sensor (fuser exit) on jam

Step
1 Check the media position.
Open the printer left door assembly, and visually check it.
Does the media touch the sensor (fuser exit)?
2 Check the fuser exit actuator.
Does the fuser exit actuator appear to be binding or sticking
in its normal resting position and not allowing media to
pass?
3 Check the roll.
Open the printer left door assembly, and check it.
Is the transport roll assembly free of excess wear and
contamination?
2-24
Printer Service Manual
Check
Check
Yes
Remove the Go to step 2.
media.
Go to step 4. Go to step 3.
Replace the Replace the
sensor connection.
(registration).
Go to "Sensor
(registration)
removal" on
page 4-78.
Replace the Problem solved.
printer engine card
assembly.
Go to "Printer
engine card
assembly
removal" on
page 4-119.
Yes
Remove the Go to step 2.
media.
Replace the fuser Go to step 3.
exit actuator.
Go to "Sensor
(fuser exit)
removal" on
page 4-102.
Go to step 4. Clean or replace
the transport roll
assembly.
Go to"Transfer
roll assembly
removal" on
page
No
No
4-70.