Lexmark MX912dxe - Page 173

Action Yes No
Step 7
Enter the Diagnostics menu, and then navigate to:
SENSOR TESTS > 2 x 500-Sheet Tray Sensor Tests > Tray 3 lift plate limit
Does the sensor status change while toggling the sensor?
Go to step 10. Go to step 8.
Step 8
a Reseat the sensor cable.
b Check the cable for damage, and replace if necessary.
Does the problem remain?
Go to step 9. The problem is solved.
Step 9
Replace the sensor (2 x 500-sheet tray 3 lift plate level). See
“2 x 500-sheet
tray transport assembly sensors removal” on page 492.
Does the problem remain?
Go to step 10. The problem is solved.
Step 10
Check the 2 x 500‑sheet tray controller board pins for damage, and replace
if necessary. See
“2 x 500-sheet tray controller board removal” on
page 487.
Does the problem remain?
Contact the next level
of support.
The problem is solved.
2 x 500‑sheet tray 4 lift plate failure service check
Action Yes No
Step 1
Enter the Diagnostics menu, and then navigate to:
PRINTER SETUP > Reset Engine Service Error
Does the problem remain?
Go to step 2. The problem is solved.
Step 2
Enter the Diagnostics menu, and then navigate to:
MOTOR TESTS > 2 x 500-Sheet Tray Motor Tests > Tray 4 lift
Does the motor run?
Go to step 5. Go to step 3.
Step 3
a Reseat the motor cable.
b Check the cable for damage, and replace if necessary.
Does the problem remain?
Go to step 4. The problem is solved.
7421
Diagnostic information
173