Read the sticky "updating mobility drivers" in this forum. You need to go to Acer and use the drivers they supply for your laptop. Also check for bios update. The drivers your laptop was designed for will work... Win7. They might have drivers for Win8......Ubuntu, good luck.
Intel I7 960 @ 3.87ghz *Intel DX58SO *HIS HD6970 2gb *Corsair TX650M *2x4gb Corsair XMS3 *WD Black 1TB *Windows 7 Home Premium 64bit *Gateway HD2401 24" 2ms 1920x1200 ***Asus N71Jq laptop *Intel I7 720QM Processor *Mobility Radeon HD5730 1gb *8gb Ram *Windows 7 64bit
* A clear conscience is usually a sign of bad memory *