Fuser Driver Communication Failure; Fuser Driver Freeze Failure - Lexmark X95 series Service Manual

Step Action and questions
Replace the upper printer engine
3
PCBA.
Go to
"Upper printer engine
PCBA removal" on page
Does the error continue?

126.03 Fuser driver communication failure

Step Action and questions
Remove the sub LVPS PCBA. Go
1
to
"Sub LVPS PCBA removal"
on page 4-165.
Check the fuser driver PCBA.
Is the above component
properly connected?
Replace the fuser driver PCBA.
2
Go to
"Fuser driver PCBA
removal" on page
Does the error remain?
POR the machine.
3
Does the error continue?

126.04 Fuser driver freeze failure

Step Action and questions
Remove the sub LVPS PCBA. Go
1
to
"Sub LVPS PCBA removal"
on page 4-165.
Check the fuser driver PCBA.
Is the above component
properly connected?
Replace the fuser driver PCBA.
2
Go to
"Fuser driver PCBA
removal" on page
Does the error remain?
POR the machine.
3
Does the error continue?
Yes
Replace the fuser driver PCBA.
Go to
"Fuser driver PCBA
removal" on page
4-187.
Yes
Go to step 2.
Go to step 3.
4-90.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page
Yes
Go to step 2.
Go to step 3.
4-90.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page
No
Problem resolved
4-90.
No
Replace the connections.
Problem resolved
Problem resolved
4-187.
No
Replace the connections.
Problem resolved
Problem resolved
4-187.
Diagnostic information
7558-xxx
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