my computers power keeps kicking off and my hard drive makes a beeping noise it also turns off and on then off and on aguan pl

GRAVATYCAT

Honorable
Sep 17, 2013
5
0
10,510
My computers power keeps kicking off and on first my cd rom was making a rumbling noise. I disconnected it then my hard drive then starts making a beeping noise.plz help me I just got my pc today It was built not bought too