> *motherboard - nvidia nforce2 What brand and model, please? > So I disabled sensors modules and made a cold reboot, but > still no network and sound. In the outputs at boot/shutdown > I saw that it can't find any sound card. You may need to physically unplug the power cord of your system for one minute and restart it again in order to get sound and network back. A number of chips are powered by a "stand-by" power source which is always on even when the system is down. -- Jean Delvare