Lexmark MS911 Service Manual page 95

Action
Step 5
a
Reseat the sensor cable.
b
Check the cable for damage, and replace if necessary.
Does the problem remain?
Step 6
Replace the sensor (tray 3 transport). See
assembly sensors removal" on page
Does the problem remain?
Step 7
Check the tray 4 transport roller for damage, and replace if necessary.
Note: If the page count is over 50K, then clean the rollers.
Does the problem remain?
Step 8
Enter the Diagnostics menu, and then navigate to:
MOTOR TESTS > 2 x 500-Sheet Tray Motor Tests > Tray 4 transport
Does the motor run?
Step 9
a
Reseat the motor cable.
b
Check the cable for damage, and replace if necessary.
Does the problem remain?
Step 10
a
Check the tray 4 transport belt for proper tension, and adjust if
necessary.
b
Check the transport gear and belt for wear or damage, and replace if
necessary. See "2 x 500-sheet tray 4 transport belts and gears
removal" on page 383.
Does the problem remain?
Step 11
Replace the motor (2 x 500‑sheet tray 4 transport). See
tray feed and transport motors removal" on page
Does the problem remain?
"2 x 500-sheet tray transport
379.
"2 x 500-sheet
373.
Diagnostic information
95
Yes No
Go to step 6. The problem is solved.
Go to step 7. The problem is solved.
Go to step 8. The problem is solved.
Go to step 12. Go to step 9.
Go to step 10. The problem is solved.
Go to step 11. The problem is solved.
Go to step 12. The problem is solved.
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