Sensor (tray 3 pass‑through) unknown source pick jam service check
Action Yes No
Step 1
Check the paper path and trays for paper fragments and partially
fed paper.
Is the paper path free of paper fragments and partially fed paper?
Go to step 3. Go to step 2.
Step 2
Remove the paper fragments and partially fed paper.
Does the problem remain?
Go to step 3. The problem is
solved.
Step 3
Make sure that all the trays and tray inserts are properly installed.
Does the problem remain?
Go to step 4. The problem is
solved.
Step 4
a Enter the Diagnostics menu, and then navigate to:
Input tray quick print
b Do feed tests from trays 3 to 5. Check if the same error occurs.
Does the same problem remain?
Go to step 5. Perform the
appropriate service
check for the specific
error.
Step 5
Check the aected source tray 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 7. Go to step 6.
Step 6
Reinstall, clean, or replace the pick roller. See
“Pick roller removal”
on page 503.
Does the problem remain?
Go to step 7. The problem is
solved.
Step 7
a Enter the Diagnostics menu, and then navigate to:
Additional input tray diagnostics > Sensor tests
b Find the sensor (Pass-through (tray 3)).
Does the sensor status change while toggling the sensor?
Go to step 11. Go to step 8.
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Diagnostics and troubleshooting
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