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Probably too late, but I bought one of these with the same fault. I plugged in an external keyboard and the fault went away. As long as I keep the external keyboard plugged in it boots fine, but I...

Pulled all the cards, re-seated them all and it fixed my issues.

I saw a YouTube video of a Fadal where the tool carousel didn't stop at each tool position. So it would spin from tool 3 to tool 10 in one solid motion. Much quicker than my Fadal that pauses at...

This points to the PC, not the machines. The chances that something went wrong with both machines, at the same time, is doubtful.

Yes, if you zeroize your memory correctly, it will clear your BL numbers as well.

Follow this step by step:

https://www.fadalcnc.com/media/pdf/Zero_Memory_Procedure.pdf

and if you need to...

You dont need to zero the BL parameters, but if you zero the memory it will wipe out the current BL parameters. You need to re-enter the BL parameters back into the machine. Before you enter the BL...

Sounds like you need to zero out memory and SETP, BL (Backlash)...

If I let my machine sit for more than a week without power, I almost always have to go through this.

Just now starting to look at Fusion 360 post for Fadal (Much better with solidcam) so I am far from an expert but it looks like this is in your post:

writeBlock(gAbsIncModal.format(90),...

Thanks for the reply DareBee. I gave that a try, no luck. Re-seated the control card, same fault.

any other ideas?

I replaced the thrust bearings on the x axis of my Fadal 4020 (DC machine). I spent a lot of time chasing .0004 play and ended up moving the table around by hand a lot while trying to eliminate the...