02/08-10/13-15-Fuser Error Service Check - Lexmark C520 Series Service Manual

5022-xxx
120.01/02/08-10/13-15—Fuser error service check
Step Questions / actions
1 Check the input voltage switch on the back of
the low volt power supply (LVPS). Is the
voltage level (115/230) properly set?
2 Turn the printer off and remove the rear
cover. Check connector JFUSER1 for proper
connection to system card, cable for pinch
points and cable or connector for any other
damage. Is cable properly connected and
damage free?
3 Check connector JLVPS1 for proper
connection to system card, cable for pinch
points and cable or connector for any other
damage. Is cable properly connected and
damage free?
4 Remove fuser. Go to
page 4-13. Check AC and DC auto-connects
on both the fuser and the printer for damage.
Are connectors free of damage?
5 Check for the following continuity between
DC auto-connect and FUSER1. Is continuity
present?
DC auto-connect
pin 9
pin 10
2-30
Service Manual
"Fuser removal" on
JFUSER1
pin 9
pin 10
Yes
Go to step 2.
Go step 3.
Go step 4.
Go to step 5.
Go to step 6.
No
Set switch for proper
country voltage.
If connector is damaged on
system card, replace
system card. Go to
"System card removal" on
page 4-47. If fuser cable is
damaged, replace cable.
If connector is damaged on
system card, replace
system card. Go to
"System card removal" on
page 4-47. If LVPS cable is
damaged, replace LVPS. Go
to "Low volt power supply
(LVPS) removal" on
page 4-38.
If connector is damaged on
fuser, replace fuser. If either
of the cable connectors are
damaged, replace the
appropriate cable.
Replace DC fuser cable.