- on toshiba satellite A300
- how to clear the bios password?
- I took off bios the RTC battery, the main battery,
- unplugged the main power
- left the PC 24 hrs without all these things on it
However, ther's no hdd
Would u tell me how to clear up this headache giver?

You can't clear Toshiba machine using the old Battery Pull technique as you can with others.
You need an official service centre to do it for you..