I need to know how to hook up rca sound bar? - i am not sure, Hooking up rca soundbar. sharp led tv, rca audio out connected to amplifier. rca input from playstation get audio to tv and the amplifier, but no audio from hdmi dvd. Cant get any sound on arnova/gbook? - cant get any sound, Cant get any sound whatever on this tablet and no instructions about sound in book that came with it.