Ram Memory Error Service Check; Download Emulation Cyclic Redundancy Service Check - Lexmark M5150 Service Manual

Action
Step 3
Replace the current control panel assembly with the control panel
assembly.
Does the error remain?
Step 4
Replace the current controller board assembly with the original controller
board assembly. See "Controller board removal" on page
Does the problem continue?
Step 5
Replace the original control panel assembly with a new and not previously
installed control panel assembly.
Does the error continue?
Step 6
Replace the original control panel assembly with a new and not previously
installed control panel door assembly.
Does the error continue?

RAM memory error service check

Action
Replace the bad memory card.
Does the error remain?

Download emulation cyclic redundancy service check

Action
Step 1
Disable the download emulation, and then program the download
emulation into the firmware card again.
Does the error remain?
Step 2
Replace the firmware card and download the emulation to the new card.
Does the error remain?
Yes
Go to step 5.
Go to step 6.
492.
Contact the next level
of support.
Contact the next level
of support.
Yes
Contact the next level
of support.
Yes
Go to step 2.
Contact the next level
of support.
Diagnostic information
259
4063
No
The problem is solved.
The problem is solved.
The problem is solved.
The problem is solved.
No
The problem is solved.
No
The problem is solved.
The problem is solved.