Lexmark MX71x Service Manual page 322

Action
Step 3
Check the path between the sensor (bin full receive) and the sensor (bin
full send).
Is it free of obstructions?
Step 4
Open the left cover. Without disconnecting the cables, remove the
controller board to access the sensor underneath. Reseat the cable J9 on
the controller board and reseat the connector on the sensor end. POR the
machine.
Does the error remain?
Step 5
Check the sensor (bin full receive) and sensor (bin full send). Reinstall the
sensors and make sure they are correctly aligned.
Are the sensors free of damage?
Step 6
Check the output bin elevator:
•
Manually push the elevator down and check if it goes back to its home
position when released.
•
Check the elevator springs if they are not dislodged or misaligned.
Is the component functional and free of damage?
Step 7
Open the left cover, reseat all connectors on the controller board and then
POR the machine.
Does the error remain?
Yes
Go to step 4.
Go to step 5.
Go to step 6.
Go to step 7.
Replace the controller
board. Go to
offset stacker
controller board
removal" on page
756.
If the error persists,
then replace the staple
finisher. Go to
finisher/offset stacker
option removal" on
page
Diagnostic information
322
No
Clear the obstructions
between the two
sensors. Remove dirt
on the sensor covers.
Make sure the sensor
covers are stable and
properly installed; both
sensors should be
visible when viewed
through the sensor
covers.
The problem is solved.
Replace the sensor (bin
full receive) and the
sensor (bin full send).
Go to "Sensor (bin full
receive) removal" on
page 763
(bin full send)
removal" on page
762.
Replace the staple
finisher assembly. Go
to "Staple finisher/
offset stacker option
removal" on page
723.
The problem is solved.
"Stapler/
"Staple
723.
7463
and "Sensor