Samsung HW-LST70T/ZC Full Manual page 18

1. With the TV and Soundbar turned off, connect the DIGITAL AUDIO IN (OPTICAL) port on the
Soundbar and the OPTICAL output port on the TV with the optical cable, as shown in the figure.
2. Turn on the Soundbar and TV.
3. Select "D.IN" mode by pressing the
button on the Soundbar remote control.
4. The TV sound is output from the Soundbar.
(Source) button on the bottom of the Soundbar or the D.IN
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