Try this fix ps3 beeping now!
You have to firstly make sure the systems connections to the power outlet and TV. Take care that you always plug your game into a rise protector to keep it safe. Did you know that power rush can break the PlayStation 3 and be the source of this problem in some cases?. After you’ve verified the connections switch off the unit manually via the onboard switch in the backside, cut off all cables, and then remove the hard drive.Wait for 10 minutes then reattach the cables, hit the switch, and see if this solves your problem. Are you positive you know what occurs when ps3 beeps 3 times? ps3 troubleshooting