Lexmark MS911 Service Manual page 62

Action
Step 15
Check the sensor (MPF lift plate).
Is it free of damage?
Step 16
Enter the Diagnostics menu, and then navigate to:
SENSOR TESTS > PRINTER SENSOR TESTS > MPF lift plate position
Does the sensor status change while toggling the sensor?
Step 17
a
Reseat the MPF lift plate sensor cable.
b
Check the MPF lift plate sensor cable for damage, and replace if
necessary.
Does the problem remain?
Step 18
Replace the sensor (MPF lift plate). See
on page 253.
Does the problem remain?
Step 19
Enter the Diagnostics menu, and then navigate to:
MOTOR TESTS > PRINTER MOTOR TESTS > Paper feed
Does the motor run?
Step 20
a
Reseat the feed motor cable.
b
Check the feed motor cable for damage, and replace if necessary.
Does the problem remain?
Step 21
a
Check the paper feed belt for proper tension, and then adjust if
necessary.
b
Check the paper feed gear and belt for wear or damage, and replace
if necessary.
Does the problem remain?
Step 22
Replace the motor (feed). See
Does the problem remain?
"Sensor (MPF lift plate) removal"
"Motor (feed) removal" on page
Diagnostic information
Yes
Go to step 16.
Go to step 19.
Go to step 18.
Go to step 19.
Go to step 23.
Go to step 21.
Go to step 22.
Go to step 23.
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No
Go to step 18.
Go to step 17.
The problem is solved.
The problem is solved.
Go to step 20.
The problem is solved.
The problem is solved.
The problem is solved.