stop 0x000000a5 windows 7 on startup. it was working fine untill a few days ago. i now get the error code every time i start up my laptop and i know its not the bios becouse it was working in the past. iv changed the ram but have had no luck. its a packard bell easynote F5280hr 1GB RAM (2x512) iv tryed booting it from the windows 7 cd but the computer just says that the cd is not a bootable cd. iv tryed pressing the F8 key on startup but anything i go into i just keep getting the BSOD can you help me please!?carlsaintjohn@hotmail.com