Fuser thermistor service check, 920—fuser thermistor service check, 920—fuser thermistor service check” on – Lexmark 5021-0XX User Manual
Page 138

2-60
Service Manual
5021-0XX
920—Fuser thermistor service check
Step
Questions / actions
Yes
No
1
Remove and reinstall fuser
assembly. See
. Does error
clear?
Problem solved.
Go to step 2.
2
Check fuser connector for
damage. Replace if
necessary. Does error
clear?
Problem solved.
Go to step 3.
3
Turn printer off and check
cable that connects engine
controller board connector
FUCN to fuser for proper
connection, continuity and
pin shorts. Is cable okay?
Go to step 4.
Properly connect
cable or replace
if damaged. If
error clears,
problem solved,
otherwise go to
step 4.
4
Replace fuser assembly.
See
.
Does error clear?
Note: Fuser is a customer
order supply.
Problem solved.
Replace engine
controller board.
See
controller
board removal”
on page 4-55
.
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