When u turns on 5.1 on set top box.. and when switch to any HD channel havin 5.1 sound.. u will hear a small beep sound and ur tv will go mute mode.. to gain a sound back u will need to turn the 5.1 on STB and restart LED..
When u turns on 5.1 on set top box.. and when switch to any HD channel havin 5.1 sound.. u will hear a small beep sound and ur tv will go mute mode.. to gain a sound back u will need to turn the 5.1 on STB and restart LED..