oh no! bad news !
Tody in the morning, i scratched the lack down.
A friens said me, that I must see ther only copper.
Then the chip works very good.
Yet, a few minutes later, the xbox doesn´t work.
I uninstalled the chip and startetd the xbox, the xbox flash orange an reboot 3x
and I haven´t a picture on TV !
Oh its so bad !
My mainboard muste be reapair.
olz