Lexmark MX912dxe - Page 149

Action Yes No
Step 3
Enter the Diagnostics menu, and then navigate to:
MOTOR TESTS > PRINTER MOTOR TESTS > Fusing tray
Does the motor run?
Go to step 7. Go to step 4.
Step 4
a Reseat the fuser motor cable.
b Check the cable for damage, and replace if necessary.
Does the problem remain?
Go to step 5. The problem is solved.
Step 5
a Check the fuser motor belt for proper tension, and adjust if necessary.
b Make sure that the fuser motor gear is properly lubricated.
c Check the fuser motor gear and belt for wear or damage, and replace
if necessary. See
“Fuser drive gearbox removal” on page 385.
Does the problem remain?
Go to step 6. The problem is solved.
Step 6
Replace the motor (fuser). See
“Motor (fuser) removal” on page 384.
Does the problem remain?
Go to step 7. The problem is solved.
Step 7
Check the fusing speed sensor actuator for damage, and replace if
necessary.
Does the problem remain?
Go to step 8. The problem is solved.
Step 8
Check the sensor (fusing speed).
Is it free of damage?
Go to step 9. Go to step 11.
Step 9
Enter the Diagnostics menu, and then navigate to:
SENSOR TESTS > PRINTER SENSOR TESTS > Fusing speed
Does the sensor status change while toggling the sensor?
Go to step 12. Go to step 10.
Step 10
a Reseat the fusing speed sensor cable.
b Check the cable for damage, and replace if necessary.
Does the problem remain?
Go to step 11. The problem is solved.
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Diagnostic information
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