I think I found a solution of this problem - when boot from USB or DVD you must edit boot options & add this: radeon.dpm=0 Now I can not install the produce, but by the end of the day I think I'll check.
I think I found a solution of this problem - when boot from USB or DVD you must edit boot options & add this:
radeon.dpm=0
Now I can not install the produce, but by the end of the day I think I'll check.