Lexmark MS711 - Page 194

Action Yes No
Step 5
Remove the right cover. Reseat the two cables on the stapler carriage,
then POR the machine.
Does the error remain?
Go to step 6. The problem is solved.
Step 6
Check the stapler carriage cable J7 from the controller PCBA to the stapler
end.
Is it free of damage?
Go to step 7. Replace the door limit
switch with cable. See
“Stapler door close
limit switch removal”
on page 743.
If the error persists,
then replace the
stapler carriage. See
“Stapler carriage
assembly removal” on
page 746.
Step 7
Remove the stapler carriage. Manually turn the gears to open the stapling
mechanism. While open, check the area inside the stapling mechanism
and make sure it is free from obstructions.
Is it free of damage?
Go to step 8. Replace the stapler
carriage. See “Stapler
carriage assembly
removal” on page
746.
Step 8
Reseat all connectors on the stapler controller PCBA and then POR the
machine.
Does the error remain?
Replace the stapler
controller PCBA. See
“Stapler controller
PCBA removal” on
page 749.
If the error persists,
then replace the
finisher. See “Staple,
hole punch finisher
option removal” on
page 738.
The problem is solved.
4063
Diagnostic information
194