Samsung Cell Phone - Manual (Page 16)

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2. Select a time interval (from 1 to 5 minutes) for the phone
to turn off.
3. Tap the box for: “Turn off backlight if device is not used
for” if desired. Select a time interval (from 10 seconds to
5 minutes) for the backlight to turn off.
4. Tap the box for: “Turn on backlight when a button is
pressed or the screen is tapped” if desired.
5. Tap to save your changes and return to the previous
Settings screen.
6. Tap to return to the Today screen.
External Power tab
The External Power tab allows you to set the following external
power parameters for your device.
1. The On Battery Power screen displays. If you wish to have
the device turn off when not in use, select: Turn off device
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