Lexmark MX912dxe - Page 191

Action Yes No
Step 3
Check the controller board pins for damage, and replace if necessary. See
“Controller board removal” on page 356.
Does the problem remain?
Go to step 4. The problem is solved.
Step 4
Make sure that the firmware version is the latest.
Does the problem remain?
Contact the next level
of support.
The problem is solved.
Option controller board error service check
Action Yes No
Step 1
a Reset the printer.
b Make sure that the cables are properly connected to the option
controller board and controller board.
Does the problem remain?
Go to step 2. The problem is solved.
Step 2
Check the engine controller board pins for damage, and replace if
necessary. See
“Engine controller board removal” on page 353.
Does the problem remain?
Go to step 3. The problem is solved.
Step 3
Check the option controller board pins for damage, and replace if
necessary.
Does the problem remain?
Go to step 4. The problem is solved.
Step 4
Make sure that the firmware version is the latest.
Does the problem remain?
Contact the next level
of support.
The problem is solved.
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Diagnostic information
191