Lexmark CX825 Service Manual page 210

Sensor (tray 3 pass‑through): Paper failed to arrive service check
Action
Step 1
Check the tray paper path guides for paper jams and fragments.
Is the paper path free of jams and fragments?
Step 2
Remove the paper jams and fragments.
Does the problem remain?
Step 3
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?
Step 4
Check the sensor cable for proper connection, and then reseat if
necessary.
Does the problem remain?
Step 5
Replace the sensor.
Does the problem remain?
Step 6
a
Enter the Diagnostics menu, and then navigate to:
Additional input tray diagnostics > Motor tests > Pass-
through (tray 4)
b
Touch Start.
Does the motor run?
Step 7
Check the motor cable for proper connection, and then reseat if
necessary.
Does the problem remain?
Step 8
Replace the motor. See
removal" on page 762.
Does the problem remain?
"Motor (550-sheet tray pass‑through)
Diagnostic information
Yes
Go to step 3.
Go to step 3.
Go to step 6.
Go to step 5.
Go to step 6.
Go to step 9.
Go to step 8.
Go to step 9.
210
7564
No
Go to step 2.
The problem is
solved.
Go to step 4.
The problem is
solved.
The problem is
solved.
Go to step 7.
The problem is
solved.
The problem is
solved.