Lexmark M52 Series Service Manual page 179

Action
Step 11
Remove the source tray insert, and then check if the following
components are functional and free of damage:
•
Paper guides
•
Lift plate
Note: Move the components or turn gears to check for proper
mechanisms.
Are the tray insert and its components functional and free of
damage?
Step 12
Replace the tray insert.
Does the problem remain?
Step 13
Check the separator pad for improper installation, contamination,
wear, and damage.
Is the separator pad properly installed and free of contamination,
wear, and damage?
Step 14
Reinstall, clean, or replace the separator pad.
Does the problem remain?
Step 15
a
Remove the left cover from the optional tray whose motor will
be tested. See "250‑ and 550-sheet tray left cover removal"
on page 496.
b
Enter the Diagnostics menu, and then navigate to:
Additional input tray diagnostics > Motor tests
c
Select the motor (Pass-through (tray 4)), and then touch Start.
Does the motor run?
Step 16
Reseat the cable on the motor and on the optional tray controller
board.
Does the problem remain?
Step 17
Replace the motor (tray 4 transport). See
sheet tray transport) removal" on page
Does the problem remain?
"Motor (250‑ and 550-
504.
Diagnostics and troubleshooting
179
Yes No
Go to step 13. Go to step 12.
Go to step 13. The problem is
solved.
Go to step 15. Go to step 14.
Go to step 15. The problem is
solved.
Go to step 18. Go to step 16.
Go to step 17. The problem is
solved.
Go to step 18. The problem is
solved.
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