Vivitar DVR 920HD - Manual (Page 41)

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Power Frequency Menu
The options in the Power Frequency menu represent the frequency of the electrical current in fluorescent
lighting sources in your locale. If your camera is set to a frequency that does not match your country‟s
electric current, you may see waves on the images taken by your camera.
50Hz – UK, Europe and Australia
60Hz – US, Canada and South America
1) Press the Up or Down on the control joystick to highlight the Power Frequency Menu.
2) Press the OK/LED button to select the Power Frequency Menu.
3) Press the Up or Down on the control joystick to select your desired option.
4) To save the selected option:
Press the OK/LED button to confirm, save your choice and exit back to the Setup Menu.
5) To continue without changing or saving the option:
Select „Exit‟ and press the OK/LED button or press the MENU button to return to the Setup Menu.
Auto Power Off Menu
You can use the Auto Power Off feature in order to conserve you camera‟s battery life. The designated time
represents when your camera will automatically power off.
When the camera sits idle for the designated period of time, the camera will shut off completely and will
need to be turned on again with the power button before the next use.