PLEASE I NEED THE COMMUNITY HELP, I AM PRESENTLY WORKING ON AN ACER LAPTOP ANY TIME I ENTER INTO THE BIOS IT FREEZES UP ANY BUTTON I PRESS ON THE KEYBOARD THERE IS NO RESPONSE. WHEN THE SYSTEM IS ABOUT TO BOOT IT GIVES A CONTINOUS CLICKING SOUND FOR ABOUT 1 MINUTE BEFORE IT NOW BOOT TO WINDOW. I HAVE CHANGE THE RAM, PROCESSOR, HARDISK. BUT STILL HAVING THESAME PROBLEM