124Using the TV in a home theaterYour TV has several features that make it an ideal TV for a home theater. But youmight not notice them because they remain in the background until you decide to usethem.Turning off the speakersWhen you use your TV with a sound bar or an external amplifier and speakers, you’llprobably want to turn off the internal TV speakers.To turn off the TV’s built-in speakers, in the Home screen menu, navigate toSettings > Audio > TV speakers and change the setting.Tip:The TV’s internal speakers can be enabled and disabled automatically as neededby system audio control, as described in Enable system audio control. Using theheadphone jack also turns off the internal speakers.

TCL 43S435 Instructions Manual