Lexmark MS911 Service Manual page 128

Action
Step 11
Replace the sensor (fusing speed). See
on page 267.
Does the problem remain?
Step 12
Check the controller board pins for damage, and replace if necessary. See
"Controller board removal" on page
Does the problem remain?
Fuser temperature failure service check
Action
Step 1
Enter the Diagnostics menu, and then navigate to:
PRINTER SETUP > Reset Engine Service Error
Does the problem remain?
Step 2
Check the environment for humidity. Remove or reduce sources of
humidity if necessary.
Does the problem remain?
Step 3
a
Make sure that the sensor (fuser temperature) is free from dust.
b
Check the sensor (fuser temperature) for damage, and replace if
necessary.
Does the problem remain?
Step 4
a
Make sure that the sensor (registration humidity) is free from dust.
b
Check the sensor for damage, and replace if necessary.
Does the problem remain?
Step 5
Observe the paper exit fan.
Is it working properly?
"Sensor (fusing speed) removal"
298.
Diagnostic information
128
Yes No
Go to step 12. The problem is solved.
Contact the next level The problem is solved.
of support.
Yes No
Go to step 2. The problem is solved.
Go to step 3. The problem is solved.
Go to step 4. The problem is solved.
Go to step 5. The problem is solved.
Go to step 7. Go to step 6.
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