Msi rx470 4gb Mistery after mod straps

[w0lf0.]

Tried with Techpowerup original bios on my 3 motherboards and still only the Asus Crosshair V formula Z detect the msi470

I don't understand why and i don't know what do

[w0lf0.]

How can i report the gpu on original state? I have the backup but 3 of 4 my motherboards doesn't detect it, i'am
in doubt to sell or use warranty 

[Redcard]

In this case I think its better to use the warranty. Would be incorrect on your side to sell card which is not working on the buyer's mobo.