Fuser Driver High Voltage Error; Fuser Driver Low Voltage Error; Fuser Driver Surge Failure; Igbt High Temperature Error - Lexmark X95x series Service Manual

7558-xxx

126.05 Fuser driver high voltage error

Step Action and questions
Remove the fuser cooling fan. Go
1
to
"Fuser cooling fan removal"
on page 4-84.
Replace the fuser driver PCBA.
Go to
"Fuser driver PCBA
removal" on page
Does the error remain?
POR the machine.
2
Does the error continue?

126.06 Fuser driver low voltage error

Step Action and questions
Remove the fuser cooling fan. Go
1
to
"Fuser cooling fan removal"
on page 4-84.
Replace the fuser driver PCBA.
Go to
"Fuser driver PCBA
removal" on page
Does the error remain?
POR the machine.
2
Does the error continue?

126.07 Fuser driver surge failure

Step Action and questions
POR the machine.
1
Does the error continue?

126.08 IGBT high temperature error

Step Action and questions
Check the fuser driver PCBA.
1
Is the above component
properly connected?
Service Manual
2-62
Yes
Go to step 2.
4-90.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page
Yes
Go to step 2.
4-90.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page
Yes
Replace the fuser driver PCBA.
Go to
"Fuser driver PCBA
removal" on page
Yes
Go to step 2.
No
Problem resolved
Problem resolved
4-186.
No
Problem resolved
Problem resolved
4-186.
No
Problem resolved
4-90.
No
Replace the connections.
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