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Action
Step 3
a
Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Sensor tests
b
Find the sensor (MPF/pass‑through).
Does the sensor status change while toggling the sensor?
Step 4
Check the sensor cable for proper connection and damage, and
replace if necessary.
Does the problem remain?
Step 5
Check the sensor for damage and replace if necessary.
Does the problem remain?
Step 6
a
Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Sensor tests
b
Find the sensor (Pass‑through (tray 2)).
Does the sensor status change while toggling the sensor?
Step 7
Check the sensor cable for proper connection and damage, and
replace if necessary.
Does the problem remain?
Step 8
Check the sensor for damage and replace if necessary. See
"Sensor (550-sheet tray pass-through) removal" on page
Does the problem remain?
Step 9
a
Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Motor tests > Pass-
through (tray 2)
b
Select a setting, and then touch Start.
Does the motor run?
Step 10
Check the motor cable for proper connection and damage, and
replace if necessary.
Does the problem remain?
Diagnostics and troubleshooting
123
Yes
Go to step 6.
Go to step 5.
Go to step 6.
Go to step 9.
Go to step 8.
Go to step 9.
419.
Contact the next
level of support.
Go to step 11.
5028
No
Go to step 4.
The problem is
solved.
The problem is
solved.
Go to step 7.
The problem is
solved.
The problem is
solved.
Go to step 10.
The problem is
solved.
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