Sensor (fuser exit) late-arriving jam service check
Action Yes No
Step 1
Check the fuser unit assembly for damage and life expiration.
Is the above component damaged or has it exceeded life?
Replace the fuser. See
“Fuser removal” on
page 459.
Go to step 2.
Step 2
Check the fuser unit assembly for obstructions.
Is the above component free from obstructions?
Go to step 3. Go to step 3.
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 above sensor is interrupted or blocked?
Go to step 5.Go to step 4.
Step 4
Check the above sensor for proper connection.
Is the above sensor connected properly?
Replace the fuser. See
“Fuser removal” on
page 459.
Reseat the connection.
Step 5
Check the transfer roller for damage.
Is the above component free from damage?
Go to step 6. Replace the transfer
roller. See “Transfer
roller removal” on
page 414.
Step 6
Check the media aligner roller for damage.
Is the above component free from damage?
Go to step 7. Replace the media
aligner roller. See
“Media aligner roller
removal” on page
392.
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)?
Go to step 8. Replace the upper
fuser drive motor. See
“Fuser drive motor
removal” on page
494.
Step 8
Perform a print test.
Does the problem remain?
Contact the next
highest level of
technical support.
Problem solved.
4063
Diagnostic information
82
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