Siva sir gemini audio problem u know sir..front and woofer produces the voice..not a realy fully dolby audio you know sir..you are asking sun cc care..muthuraman what r u do discuss the topics...
For TV picture Setting i would suggest you to try & make some adjustments for Better PQ saying from personal experience as when I shifted from d2h HD to TS HD the same picture Settings were not looking good on TS so after several adjustments only I got good PQ