User Guide for JVC LT-37X688 / LT-37XM48 / LT-42X688 / LT-42X788 / LT-42XM48 / LT-47X788
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The onscreen menu disappears for a moment, and then the settings are reset to the default setting for all the sound adjustments......
To "Sound Adjust" To enter To "Reset" Press the OK button...
Reset resets all sound adjustments at once to the default settings......
Turn On Volume allows you to set the volume level when you turn the TV on......
There is no picture or sound...
Stereo or bilingual programs can't be heard...
Change the picture format setting on your external device to 1080i or other resolution......
There could be interference from a high-wattage appliance, like a hairdryer or vacuum, operating nearby...Move the antenna away from the appliance or change to a coaxial cable connection which is less prone to interference......