no sound in home theater via hdmi arc

Harsh_Vyas

Honorable
Dec 21, 2013
4
0
10,510
i have recently bought a panasonic home theater system(sc-xh201) [ http://www.panasonic.com/in/consumer/audio-video/home-theatre-systems/sc-xh201.html ] which will support admi arc,
and my tv system is lg( 32ln571b) [ http://www.lg.com/in/tvs/lg-32LN571B-led-lcd-tvs] which also have hdmi arc port...
when i connect home theater system with hdmi arc there is no sound... but optical works fine...
i have also contect to panasonic for support support and their engineer said that hdmi arc is working only on panasonic tv not on other tv... is this true??? plz give me ans....