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

5058-030
121.02 Encoder pulse failure
Step Action and questions
Check the fuser assembly.
1
Is the above component
properly connected?
Replace the fuser assembly. Go
2
to
"Fuser assembly removal"
on page 4-78.
Does the error remain?
POR the machine.
3
Does the error continue?

121.03 Heat belt (center) disconnection error

Step Action and questions
Check the fuser assembly.
1
Is the above component
properly connected?
Replace the fuser assembly. Go
2
to
"Fuser assembly removal"
on page 4-78.
Does the error remain?
POR the machine.
3
Does the error continue?

121.04 Heat belt (center) overheat error

Step Action and questions
Check the fuser assembly.
1
Is the above component
properly connected?
Replace the fuser assembly. Go
2
to
"Fuser assembly removal"
on page 4-78.
Does the error remain?
Service Manual
2-50
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 upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page 4-180.
Yes
Go to step 2.
Go to step 3.
No
Replace the connections.
Problem resolved
Problem resolved
No
Remove foreign particles, and
replace the connections.
Problem resolved
Problem resolved
No
Remove foreign particles, and
replace the connections.
Problem resolved
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