Suction Fan Failure; Go Back; Center Exhaust Fan Failure; Fuser Driver Pcba Cooling Fan Failure - Lexmark C950 Service Manual

Step Action and questions
POR the machine.
3
Does the error continue?

175.05 Suction fan failure

Step Action and questions
Check the suction fan.
1
Is the above component
properly connected?
Replace the suction fan. Go to
2
"Suction fan removal" on
page 4-168.
Does the error continue?
POR the machine.
3
Does the error continue?

175.06 Center exhaust fan failure

Step Action and questions
Check the center exhaust fan.
1
Is the above component
properly connected?
Replace the center exhaust fan.
2
Does the error continue?
POR the machine.
3
Does the error continue?

175.07 Fuser driver PCBA cooling fan failure

Step Action and questions
Check the fuser driver PCBA
1
cooling fan.
Is the above component
properly connected?
Yes
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page 4-180.
Yes
Go to step 2.
Go to step 3.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page 4-180.
Yes
Go to step 2.
Go to step 3.
Replace the lower engine PCBA.
Go to
"Lower engine PCBA
removal" on page 4-98.
Yes
Go to step 2.
5058-030
No
Problem resolved
No
Replace the connections.
Problem resolved
Problem resolved
No
Replace the connections.
Problem resolved
Problem resolved
No
Replace the connections.
Diagnostic information
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