Uninstall Nvidia drivers. Then boot into safe mode and use Driver Cleaner Pro and select multiple cleaners for all Nvidia driver parts. When your still in safe mode, install the latest drivers that Sager has on there website.
JUst received Bios update from Sager. Here is specs. Note bios date 4/6/06, my last bios had date of 3/14/06. I have no idea what changed.
þ ROM BIOS by Phoenix Technologies Ltd., http://www.phoenix.com/, 04/06/06