If you have a digital cable box try this. instead of using the coaxial cable connected from the out port of the cable box to the in port of the Television connect RCA cables Yellow (VIDEO) RED AUDIO and WHITE AUDIO from the Yellow OUT RED OUT and WHITE out to the Video 1 IN on the Back of the Television Make Sure you connect them by the proper colors Video to Video (Right Audio is RED and Left Audio is white < IF you do not have two Audio inputs on the back of the TV then Just use the White RCA Cable to the Audio OUT and Audio IN this will get you Picture and Sound

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