Like most if not all your posts, you don't even read the original post and therefore your response is moot. That's also why you've been on my ignore...
I've had similar looking samples and thought it was the memory but turned out to be the main board. Seems like it was on a C552 or something similar...
I agree on just doing the F/W update (the pdf with the F/W might even list that issue as a fix) but if the paper in the machine didn't match what the...
If none of what has already been suggested works (try ALL the suggestions!!), then it might be time for a Clear All Data in CE mode, after which you...