920-Fuser Thermistor Service Check - Lexmark C510 Service Manual

5021-0XX
920—Fuser thermistor service check
Step Questions / actions
1 Remove and reinstall fuser
assembly. See
assembly removal" on
page 4-9. Does error
clear?
2 Check fuser connector for
damage. Replace if
necessary. Does error
clear?
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?
4 Replace fuser assembly.
See "Fuser assembly
removal" on page
Does error clear?
Note: Fuser is a customer
order supply.
2-60
Service Manual
Problem solved.
"Fuser
Problem solved.
Go to step 4.
Problem solved.
4-9.
Yes
Go to step 2.
Go to step 3.
Properly connect
cable or replace
if damaged. If
error clears,
problem solved,
otherwise go to
step 4.
Replace engine
controller board.
See
controller
board removal"
on page
No
"Engine
4-55.