Action Yes No
Step 6
a Enter the Diagnostics menu, and then navigate to:
Output device adjustments/tests > Output device sensor
tests > Stapler
b Find the sensor (Stapler throat, right).
Does the sensor status change while toggling the sensor?
Go to step 10. Go to step 7.
Step 7
a Remove the staple unit. See “Staple unit removal” on
page 592.
b Reseat the cable on the sensor (staple throat paper present)
and on the staple
finisher
controller board.
Does the problem remain?
Go to step 8. The problem is
solved.
Step 8
Check the sensor for improper installation, contamination, and
damage.
Is the sensor properly installed and free of contamination and
damage?
Go to step 10. Go to step 9.
Step 9
Reinstall or replace the sensor. See
“Sensor (staple throat paper
present) removal” on page 644.
Does the problem remain?
Go to step 10. The problem is
solved.
Step 10
a Remove the staple finisher left cover. See “Staple finisher left
cover removal” on page 584.
b Reseat the staple finisher ejector assembly cable on the staple
finisher
controller board.
Does the problem remain?
Go to step 11. The problem is
solved.
Step 11
a Enter the Diagnostics menu, and then navigate to:
Output bin quick feed > Feed to all bins
b To uc h Single or Continuous.
Does the staple finisher ejector assembly operate properly?
Go to step 14. Go to step 12.
Step 12
Check the ejector assembly for damage.
Is the ejector assembly free of damage?
Go to step 14. Go to step 13.
4064
Diagnostics and troubleshooting
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