Display problem - laptop

No display suddenly? Got vertical line or horizontal line on the screen? Or your screen blinking? or white screen? How to check? Very simple, please follow this step below.1. Connect your laptop with normal monitor (CRT or LCD monitor)2. Switch on your laptopRESULT:i) If display show up in monitor without any problem (not your LCD laptop)- what ever problem it is, white screen, no display but