Sensor (Fuser Exit) Off Jam - Lexmark W850n Service Manual

4024-110

202.00 Sensor (fuser exit) off 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 roll.
Open the printer left door assembly, and check it.
Is the transport roll assembly free of excess wear and
contamination?
3 Inspect the pinch roll on the transfer roll guide assembly.
Is the transfer roll guide assembly free of damage?
4 Check the sensor (fuser exit) for proper operation.
1. Enter Diagnostics mode.
2. Select BASE SENSOR TESTS.
3. Select Media path.
4. Select Fuser exit.
Open the printer left door assembly, and check it.
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 sensor actuator is operated?
5 Check the sensor (fuser exit) connection.
Is the sensor (fuser exit) properly connected?
6 Perform a print test.
Does the error continue?
2-26
Printer Service Manual
Check Yes
Remove the Go to step 3.
media.
Go to step 2.
Go to step 3. Clean or replace
the transport roll
assembly.
Go to step 4. Replace the
transfer roll guide
assembly.
Go to "Transfer
roll guide
assembly
removal" on
page 4-74.
Go to step 6. Go to step 5
Replace the Replace the
sensor (fuser exit). connection.
Go to "Sensor
(fuser exit)
removal" on
page 4-102.
Replace the Problem solved.
printer engine card
assembly.
Go to "Printer
engine card
assembly
removal" on
page 4-119.
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