Lexmark MB2236 Service Manual page 124

Action
Step 5
Check the smart chip for proper installation and damage.
Is the smart chip properly installed and free of damage?
Step 6
Replace the imaging unit.
Does the problem remain?
Step 7
a
Check the front door for proper installation and damage.
b
Check the front door flag for damage.
c
Check the front door hinge for damage.
d
Check if the front door properly closes.
Is the front door properly installed and free of damage?
Step 8
Replace the front door. See
Does the problem remain?
Step 9
Check the front door link for proper installation and damage.
Is the front door link properly installed and free of damage?
Step 10
Replace the printer.
Does the problem remain?
Step 11
Check the cables for proper connection and damage.
Are the cables properly connected and free of damage?
Step 12
Replace the damaged cable.
Does the problem remain?
Step 13
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?
"Front door removal" on page
Diagnostics and troubleshooting
124
Yes
Go to step 7.
Go to step 7.
Go to step 9.
Go to step 9.
241.
Go to step 11.
Go to step 11.
Go to step 13.
Go to step 13.
Contact the next
level of support.
3400-48x
No
Go to step 6.
The problem is
solved.
Go to step 8.
The problem is
solved.
Go to step 10.
The problem is
solved.
Go to step 12.
The problem is
solved.
Go to step 14.