Lexmark C950 - Suction Fan Failure; Center Exhaust Fan Failure; Fuser Driver PCBA Cooling Fan Failure

Diagnostic information 2-73
5058-030
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175.05 Suction fan failure
175.06 Center exhaust fan failure
175.07 Fuser driver PCBA cooling fan failure
3
POR the machine.
Does the error continue?
Replace the upper printer engine
PCBA.
Go to “Upper printer engine
PCBA removal” on page 4-181.
Problem resolved
Step Action and questions Yes No
1 Check the suction fan.
Is the above component
properly connected?
Go to step 2. Replace the connections.
2
Replace the suction fan. Go to
“Suction fan removal” on
page 4-170.
Does the error continue?
Go to step 3. Problem resolved
3
POR the machine.
Does the error continue?
Replace the upper printer engine
PCBA.
Go to “Upper printer engine
PCBA removal” on page 4-181.
Problem resolved
Step Action and questions Yes No
1 Check the center exhaust fan.
Is the above component
properly connected?
Go to step 2. Replace the connections.
2
Replace the center exhaust fan.
Does the error continue?
Go to step 3. Problem resolved
3
POR the machine.
Does the error continue?
Replace the lower engine PCBA.
Go to “Lower engine PCBA
removal” on page 4-98.
Problem resolved
Step Action and questions Yes No
1 Check the fuser driver PCBA
cooling fan.
Is the above component
properly connected?
Go to step 2. Replace the connections.
Step Action and questions Yes No