Guy i am really facing a probelm i started my computer after 2 months before 2 months there was summer season i mean not really cool but when i started my computer in winter it started for the first time and shutted down by it self i started it again and it didnt show me anything on screen just all the fans are spinning and nothing is showing on screen except no signal i can hear computer starting beep but nothing on screen i found a way to fix this but its only temporary ...... my solution is i mix salt in water and take a cotton bud make it wet and rub on golden area of graphic card and its works fine for only one time i want a permanant solution for this probelm Need Help i think it is cuz of winter season .....