LG 42LC7D-UB Television "sound goes channel changed" Questions

...sound goes off and channel change by itself after few minutes the sound goes off and channel change by itself , there is no way to turn volume back up, or stop the channel change other than turn off ...

...sound goes static sound goes static when watching tv you change the channel and its fine for a while then it goes to static again change channel and its fine connections are all good it does it on ...

...sound goes off. However, the TV is still on as pressing the power but When you first turn on the TV it works fine and you can change channel no problem. After about 5 minutes, when you change channel ...

...goes dark and the new channel appears, it sounds like you are not getting enough power out of the inverter board to power up the backlight enough to come on. This is why the sound remains because ...

...loss of sound? Whenever we change the channel, the sound goes out so we have to turn it off and back on again. check your volume and mute settings in your TVs setup, other then that , bad system ...

...goes black and changed channel/program picture does not come on. Sound changes to correct program/channel. Have to turn off TV power and turn back on to make picture appear. Then it is perfect again, ...

...sound for a few seconds. Occaisionally, the sceen goes to snow also. Look for any loose contacts in RC jacks/sockets/Cable. Check your power outlet for any loose contacts. Try changing the input ...

...goes black, but if you change the channel and turn the tv back "on" or it comes back "on" by its self the channel is changed. there is no sound when it turns "off" by its self. Sounds like you should ...

...goes black but the sound stays. I can turn the set off and back on and the picture and sound return with the new station. This has just started after a 9 day vacation without the t.v. being used. Are ...

...goes blue again, with no sound. Any ideas?? I tried connecting the cable to a different TV and it is fine (goes up to channel 107). Thanks! I'm going nuts here... Your tuner settings must be set on ...