Lexmark MB2236 - Sensor (ADF Top Door Interlock) Service Check

Action Yes No
Step 12
a Enter the Diagnostics menu, and then navigate to:
Scanner diagnostics > Motor tests
b Select Motor (ADF transport).
Does the motor run?
Go to step 14. Go to step 13.
Step 13
a Reseat the ADF cable.
b Check the ADF cable for proper connection and damage.
c Check the ADF assembly for proper installation and damage.
d Check the ADF door sensor for damage.
Is the ADF assembly properly installed and free of damage?
Go to step 15. Go to step 14.
Step 14
Replace the ADF assembly. See
“ADF scanner and flatbed
scanner removal” on page 261.
Does the problem remain?
Go to step 15. The problem is
solved.
Step 15
a Reseat all the cables on the controller board.
b Check if the controller board LED lights up.
c Check the controller board for proper installation and damage.
Is the controller board properly installed and free of damage?
Contact the next
level of support.
Go to step 16.
Step 16
Replace the controller board. See
“Controller board removal” on
page 228.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Sensor (ADF top door interlock) service check
Action Yes No
Step 1
a Open the ADF door, and then remove the jammed paper.
b Make sure that the paper path is free of obstructions.
c Raise the ADF assembly, and then make sure that the scan area
is free of dust and obstructions.
d Make sure that the scanner paper setting matches the paper
loaded.
Does the problem remain?
Go to step 2. The problem is
solved.
3400-48x
Diagnostics and troubleshooting
170