Action Yes No
Step 4
Enter the Diagnostics menu, and then navigate to:
Input tray quick print > Tray 5 > Single
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
a Enter the Diagnostics menu, and then navigate to:
Additional input tray diagnostics > Sensor tests
b Find the sensor (Pass-through (tray 4)).
Does the sensor status change while toggling the sensor?
Go to step 9. Go to step 6.
Step 6
a Remove the optional tray left cover. See “250‑ and 550-sheet
tray left cover removal” on page 496.
b Check the sensor cable on the optional tray controller board
for proper connection.
Is the cable properly connected?
Go to step 8. Go to step 7.
Step 7
Reseat the cable.
Does the problem remain?
Go to step 8. The problem is
solved.
Step 8
Replace the sensor. See
“Sensor (250‑ and 550-sheet tray
pass‑through) removal” on page 507.
Does the problem remain?
Go to step 9. The problem is
solved.
Step 9
Check the tray 5 pick roller for improper installation, contamination,
and damage.
Note: Make sure that the pick roller is fully pressed to its feeder
shaft. A click will be heard indicating a proper engagement
between the latches and the shaft.
Is the pick roller properly installed and free of contamination and
damage?
Go to step 11. Go to step 10.
Step 10
Reinstall, clean, or replace the pick roller.
Does the problem remain?
Go to step 11. The problem is
solved.
4064
Diagnostics and troubleshooting
178
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