may be a secondary language, weather report, et., or MONO (monaural sound) used when receiving a weak stereo broadcast.
The sources received will be displayed below the channel number. Tho source you select will be displayed to the left of the channel number. See example below for each selection when both stereo and second audio are received (monaural is always received).
•LOUDNESS
This function will improve the quality of both low and high frequency sounds when listening at low volume levels.
•INT. SPEAKERS
This function is useful when first setting up the external speakers, or if you prefer to use only speakers from a separate stereo system.
•SURROUND OFF:
Use this for normal stereo/mono broadcasts.
ON:
Listener is surrounded by many sound sources such as a sporting event, etc.
NOTE: Some TV systems do not transmit optimum audio channel separation which can reduce the effectiveness of the SURROUND function.
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