oh my god i hope nothing is wrong with my sys

i have rmoverd alll the ram and i run the system i get 3 beep i put it back again
but now i have removed the hard drive and that ver low toot sound has gon so i think when i said that the toot sound coming from the motherboard speker i was wrong i think it was from the hard drive

so now when i run the system every thing is coonected i get just a very low toot sound wich i think is coming from the hard drive

so is this bad i mean is thear somthing in the system is dead no use anymore

pls any help would be woanderfull

thanks