First and foremost try the consoles connections to the power outlet and TV. Take care that you at all times plug your gaming console into a rush shield to keep it safe and sound. Remember that power surge can damage the PlayStation 3 and be the cause of this error in some cases.. Do you know what to fix next? Try and verify the connections switch off the unit manually via the onboard switch in the back, separate all cables, and then remove the hard drive.Try and see after 10 minutes  reattach the cables, hit the switch, and see if this solves your problem. As a ps3 player, you must know what occurs when ps3 beeps 3 times.. Click now: ps3 yellow light flashing