i have a computer that i got from an old friend so i wanted to c if it works, i plug it in and it turned on but it gave me an error and it ask me to press f1. i cannot type in c: or a: so i installed a hard drive that i had into the computer and turn it on again and it gave me another error turn it off and i just went back downstairs and try to turn it on and the monitor or the tower wont turn on.. can someone help me with this problem
