toshiba hd died put new hd in want do notting. no curse bleeking in the corner.the f2,f8 and f12 key does notting. if i let it run for a minute it says operating system not found. put windons xp and windows7 cd in with the hd in does notting for a minute then trys to boot but crashs with this message for xp stop : 0x0000007B(0xF78DA63C,0xc0000034,0x00000000,0x00000000). for windows7 it run but says no device drivers were found. trying to get in the BIOS but no luck. can some tell me the keys to push .oh put new hd = harddrive in say need driver what driver. this is win7. toshiba satellite L655-S5061