No sound from 5.1 when connected to tv via optical cable

[kumarana]

no sound from 5.1 when connected to tv via optical cable
philips 5.1 surround
sharp tv
both have optical out

 

[jcoultas98]

You need to take your optical out from the TV to the optical in on the HTIB. If you aren't using HDMI, or OTA HD for your television signal, Your TV has to support audio passthrouh to optical to work with non digital signals.