Fuser Service Check - Lexmark MX71x Service Manual

Fuser service check

Action
Step 1
Ensure the fuser is properly installed.
Is the fuser properly installed?
Step 2
Remove the existing fuser and install a different fuser.
Does the error remain?
Step 3
Ensure the cable for socket "J27" on the controller board is properly
connected.
Is the above connection properly connected?
Step 4
Ensure the LVPS connections are properly connected.
Are the above connections properly connected?
Step 5
Reset the machine.
Does the error remain?
Step 6
Reset the machine.
Does the error remain?
126 errors
126 error messages
Error code Description
126.01 Line Frequency outside operating range of
device
126.02 No line frequency detected
126.06 LVPS error
126.24 LVPS error
Yes
Go to step 2.
Replace the fuser. See
"Fuser removal" on
page
Go to step 3.
Go to step 4.
Go to step 5.
Replace the LVPS. See
"LVPS removal" on
page
Go to step 6.
Replace the controller
board. See
board removal" on
page
Action
Go to "LVPS failure service check" on page
Diagnostic information
250
No
Reseat the
connections.
Go to step 2.
Problem resolved.
556.
Reseat the connection.
Reseat the
connections.
Problem resolved.
445.
Problem resolved.
"Controller
422.
251.
7463