LG LGL55C - Manual (Page 86)

To set how the phone reacts when you make an emergency call:
1. Press > >
Settings > Sound.
2. Tap
Emergency tone.
3. Tap
Off, Alert, or Vibrate.
Display Settings
Adjusting your device's display settings not only helps you see what you want, it
can also help increase battery life.
Changing the Backlight Time Length
Select how long the display screen remains backlit after touch the screen or
press a key before the screen darkens.
1. Press > >
Settings > Display > Screen timeout.
2. Tap
15 seconds, 30 seconds, 1 minute, 2 minutes, 10minutes, or 30
minutes.
Note
Long backlight settings reduce the battery’s talk and standby times. For the best battery
performance, use the shortest convenient timeout.
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Device Settings