http://support.dell.com/support/downloads/format.aspx?c=us&cs=555&l=en&s=biz&deviceid=2967&libid=5&releaseid=R133052&vercnt=4&formatcnt=0&SystemID=LAT_PNT_PM_D600&servicetag=&os=WW1&osl=en&catid=-1&dateid=-1&typeid=-1&formatid=-1&impid=-1&checkFormat=true

Note:  You MUST install the Dell notebook system software and the chipset driver first.