Unless your card came with a TV out adapter or there is no mention of tv out in the manual, it will not work on your tv unless you go dvi to hdmi or hdmi to hdmi. ATI cards are much easier to send to a tv, as many adapters have been created to work with them specifically.
I personally am not a tv technician. I am a custom home theater installer/designer and have experience with many types of tv's. We had a customer return an LG plasma tv to us with the same issues. He is correct in saying that plasma tv's have a higher wattage than LCD. If you can have a free...
With no OSM or picture, your backlight inverter board is likely the culprit. Its sole purpose is to project video onto the screen. It could be the motherboard as well, but with audio working correctly, it is unlikely.
Leaving the TV on with no signal to it is not what caused this issue.
As...
Not sure what your budget is, but here are a couple suggestions...
27" http://www.newegg.com/Product/Product.aspx?Item=N82E16824005142
23" http://www.newegg.com/Product/Product.aspx?Item=N82E16824005144
To convert from DVI to HDMI, use this cable. I have it and use it everyday. Good...
I have a buddy that uses this...
http://www.cablewholesale.com/specs/40h1-50200.htm
A bit pricey, but it works. Might be a good reason to upgrade the TV!
Need some more information....
What is the make/model of your video card?
Is the component input on your TV available or are you looking for S-video only?
Are you getting the same symptoms on all of the tv inputs? Do you have a receiver that controls your video? Give me a rundown of how your system is setup.
You may have actually broken the USB ports, which are hard fixed to the motherboard, they probably can't be repaired. In most cases this requires that the motherboard be replaced. This can be rather expensive when dealing with a laptop. This is because, unlike desktop motherboard, laptops have...