20 Most Recent LG DU-42PX12XC 42 in. Plasma HDTV Questions & Answers

If you wish to get some details; visit the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/Plasma TV troubleshooting procedure is given. Faults to all brand Plasma displays are similar.

Try this link. Pick your remote. Follow the instructions. Comcast Remote Codes Program Your Remote Control

Could be the screen burn from watching T.V. on a show and the thing burnt in (in this case the colors, yes it can burn colors.) and there's nothing you can do. The insides of the T.V.'s have plasma gases which can flow out of control.

Your TV is not worth fixing im afraid.

I'm not an expert, but I have determined that the vertical bars that are often red, sometimes blue ... and sometimes both ... are related to a bad control board. I've also read that a common fix is to buy a repair kit with includes the ysus, zsus and control boards ... all replaced together. My experience was that after a month or two with the 1.5" wide stripes, that you eventually loose the entire picture and have sound only. MIne comes back, but won't stay working for very long and the stripes are always there (buy used to fade and flicker sometimes). I'm planning on replacing the control board.

great to know whats wrong with it

control board