Vivitar 840XHD Owner's Manual page 42

Settings
Your camcorder has 7 setting options – Sound (operation sound), Information, Time
Setting, Format, TV, Language and Default Setting.
.
To enter the setup submenu options for the Setting mode press the OK/Menu
button.
1. Press the Right/Left buttons to select the Setting mode.
Press the Up/Down button to select one of the Setting mode options – Sound,
2.
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