Lexmark X95 series - Fuser Driver High Voltage Error; Fuser Driver Low Voltage Error; Fuser Driver Surge Failure; IGBT High Temperature Error

2-62 Service Manual
7558-xxx
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126.05 Fuser driver high voltage error
126.06 Fuser driver low voltage error
126.07 Fuser driver surge failure
126.08 IGBT high temperature error
Step Action and questions Yes No
1 Remove the fuser cooling fan. Go
to “Fuser cooling fan removal”
on page 4-84.
Replace the fuser driver PCBA.
Go to “Fuser driver PCBA
removal” on page 4-90.
Does the error remain?
Go to step 2. Problem resolved
2
POR the machine.
Does the error continue?
Replace the upper printer engine
PCBA.
Go to “Upper printer engine
PCBA removal” on page 4-187.
Problem resolved
Step Action and questions Yes No
1 Remove the fuser cooling fan. Go
to “Fuser cooling fan removal”
on page 4-84.
Replace the fuser driver PCBA.
Go to “Fuser driver PCBA
removal” on page 4-90.
Does the error remain?
Go to step 2. Problem resolved
2
POR the machine.
Does the error continue?
Replace the upper printer engine
PCBA.
Go to “Upper printer engine
PCBA removal” on page 4-187.
Problem resolved
Step Action and questions Yes No
1 POR the machine.
Does the error continue?
Replace the fuser driver PCBA.
Go to “Fuser driver PCBA
removal” on page 4-90.
Problem resolved
Step Action and questions Yes No
1 Check the fuser driver PCBA.
Is the above component
properly connected?
Go to step 2. Replace the connections.