My home computer monitor how fleeting flash of light

Open the computer when the normal operation of the host can start to hear music but do not display bright display of flashing lights flashing and some of the normal time to boot but this one will also host a normal keyboard there are voices on the restart when a bright display that you do not A bright flash of light is not flashing signal input
prawns which can help to help ah! ~

This There may be problems of the card! Is also possible that the display data line, by now you have described the situation can only think of two aspects, namely, the! Either the display of your own problem! The best you get significant Card to check for first-line and data line and see! I am a friend of the normal operation of the computer frequently to all of a sudden in front of a cop! After reading about the original data is in line interface card and a small needle broken ! Intended to build so you check both! If a boot does not display lights flash on, the display is the internal voltage caused by a short circuit,
common for small-signal power supply voltage.Capacitor filter that is the general Leakage.
If the boot is also under bright lights, take a close look at the screen again prompted the decision.