Lexmark C950 - Heat Belt (Center) Disconnection Error; Heat Belt (Center) Overheat Error

Diagnostic information 2-47
5058-030
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121.02 Encoder pulse failure
121.03 Heat belt (center) disconnection error
121.04 Heat belt (center) overheat error
Step Action and questions Yes No
1 Check the fuser assembly.
Is the above component
properly connected?
Go to step 2. Replace the connections.
2
Replace the fuser assembly. Go
to
“Fuser assembly removal”
on page 4-78.
Does the error remain?
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 fuser assembly.
Is the above component
properly connected?
Go to step 2. Remove foreign particles, and
replace the connections.
2
Replace the fuser assembly. Go
to “Fuser assembly removal”
on page 4-78.
Does the error remain?
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 fuser assembly.
Is the above component
properly connected?
Go to step 2. Remove foreign particles, and
replace the connections.
2
Replace the fuser assembly. Go
to
“Fuser assembly removal”
on page 4-78.
Does the error remain?
Go to step 3. Problem resolved