Lexmark M52 Series Service Manual page 153

Action
Step 7
a
Enter the Diagnostics menu, and then navigate to:
Additional input tray diagnostics > Sensor tests
b
Find the sensor (PIck roller index (tray x)).
Note: For tray x, choose the tray number of the affected
source tray.
Does the sensor status change while toggling the sensor?
Step 8
a
Remove the optional tray left cover. See
cover removal" on page
b
Check the sensor cable on the optional tray controller board
for proper connection.
Is the cable properly connected?
Step 9
Reseat the cable.
Does the problem remain?
Step 10
Replace the sensor. See "Sensor (2100-sheet tray pick roller
index) removal" on page
Does the problem remain?
Step 11
a
Remove the left cover from the optional tray whose motor will
be tested. See "2100-sheet tray left cover removal" on
page 473.
b
Enter the Diagnostics menu, and then navigate to:
Additional input tray diagnostics > Motor tests
c
Select the motor (High capacity tray lift), and then touch Start.
Does the motor run?
Step 12
Reseat the cable on the motor and on the optional tray controller
board.
Does the problem remain?
Step 13
Replace the motor drive. See
removal" on page 484.
Does the problem remain?
"2100-sheet tray left
473.
491.
"2100-sheet tray elevator drive
Diagnostics and troubleshooting
153
Yes No
Go to step 11. Go to step 8.
Go to step 10. Go to step 9.
Go to step 10. The problem is
solved.
Go to step 11. The problem is
solved.
Go to step 14. Go to step 12.
Go to step 13. The problem is
solved.
Go to step 14. The problem is
solved.
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