Having problems with your Acer AL1912 19" LCD Monitor ?

Acer AL1912 19" LCD Monitor goes black after power up

\015 I change the 10V 1000uf capacitors but steel my monitor doesnt work.I mean when I first time power up screen came the few second later go offand eve use the power button is not bring back.You have to takeoff the power cord again.Is anybody have a idea what can be?\015

Answers :

With the screen connected to the pc (which is running and putting out a signal) hold a bright light to the front of the lcd - a led flashlight works well. Do you see an image? If so then circuitry driving the inverter backlights may be at fault. I had this happen with a Dell Flat Screen, and found one of a pair of transistors which drives the backlight had developed a short.
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