Lexmark MS911 Service Manual page 47

Actions
Step 1
Make sure that the paper type and weight are supported.
Does the problem remain?
Step 2
Check the exit roller for wear, damage, or contamination, and replace if
necessary.
Does the problem remain?
Step 3
a
Check the exit belt for proper tension, and then adjust if necessary.
b
Check the exit gear and belt for wear or damage, and replace if
necessary.
Does the problem remain?
Step 4
Check the transfer roller for wear, damage, or contamination, and replace
if necessary. See "Transfer roller removal" on page
Does the problem remain?
Step 5
a
Make sure that the registration unit is properly installed.
b
Make sure that the registration unit is clear of obstructions.
c
Check the registration unit for damage, and replace if necessary. See
"Registration unit assembly removal" on page
Does the problem remain?
Step 6
Check the sensor (fusing speed) for damage.
Is it free of damage?
Step 7
Enter the Diagnostics menu, and then navigate to:
SENSOR TESTS > PRINTER SENSOR TESTS > Fusing speed
Does the sensor status change while toggling the sensor?
Step 8
a
Reseat the fusing speed sensor cable.
b
Check the sensor cable for damage, and replace if necessary.
Does the problem remain?
Yes
Go to step 2.
Go to step 3.
Go to step 4.
Go to step 5.
234.
Go to step 6.
263.
Go to step 7.
Go to step 8.
Go to step 9.
Diagnostic information
47
4021
No
The problem is solved.
The problem is solved.
The problem is solved.
The problem is solved.
The problem is solved.
Go to step 9.
Go to step 10.
The problem is solved.