Samsung UA55D7000LNXXV manual Speaker, NN If there is no video signal, both speakers will be mute

	■■ Speaker Settings
	●● Speaker Select (External Speaker / TV Speaker)
	A sound echo may occur due to a difference in decoding speed between
	the main speaker and the audio receiver. In this case, set the TV to External
	Speaker.
	NN When Speaker Select is set to External Speaker, the volume and MUTE
	buttons will not operate and the sound settings will be limited.
◀	NN When Speaker Select is set to External Speaker.		▶
	●●	TV Speaker: Off, External Speaker: On
	NN When Speaker Select is set to TV Speaker.
	●●	TV Speaker: On, External Speaker: On

NN If there is no video signal, both speakers will be mute.

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