Sensor (Fuser Exit) Late-Arriving Jam Service Check - Lexmark MX71x Service Manual

Sensor (fuser exit) late-arriving jam service check

Action
Step 1
Check the fuser unit assembly for damage and life expiration.
Is the component damaged or has it exceeded life?
Step 2
Check the fuser unit assembly for obstructions.
Is the component free from obstructions?
Step 3
Check the sensor (fuser output) for proper operation.
a
Enter the diagnostic mode.
b
Select Base sensor tests.
c
Observe the line item output.
Does the display on the control panel change every time the sensing area
of the sensor is interrupted or blocked?
Step 4
Check the sensor (fuser output) for proper connection.
Is the sensor connected properly?
Step 5
Check the transfer roller for damage.
Is the component free from damage?
Step 6
Check the media aligner roller for damage.
Is the component free from damage?
Step 7
Perform a print test, and check the main motor assembly for proper
operation.
Is the media properly transported and able to reach the sensor (fuser
exit)?
Step 8
Perform a print test.
Does the problem remain?
Yes
Replace the fuser. See
"Fuser removal" on
page
Go to step 3.
Go to step 5.
Replace the fuser. See
"Fuser removal" on
page
Go to step 6.
Go to step 7.
Go to step 8.
Contact the next level
of support.
Diagnostic information
97
No
Go to step 2.
556.
Go to step 3.
Go to step 4.
Reseat the connection.
556.
Replace the transfer
roller. See
roller removal" on
page 480.
Replace the media
aligner roller. See
"Media aligner roller
removal" on page
460.
Replace the upper
fuser drive motor. See
"Fuser drive motor
removal" on page
425.
The problem is solved.
7463
"Transfer