Vivitek LT32PL3-A - Manual (Page 18)

17
English
TV Speaker
The TV Speaker sub-menu sets the speaker output preference. The available modes are
as follows:
Internal Audio from internal speakers only.
External Audio from external speakers, such as if the TV was connected to a
stereo receiver.
Both Audio from both internal and external speakers.
Reset Audio
Reset all Audio sub-menu options to the factory defaults.