LG K350F User Manual page 26

Power/Lock Key
Volume Keys
NOTE: Proximity Sensor
•
When receiving and making calls, the proximity sensor automatically turns
the backlight off and locks the touch screen by sensing when the phone is
near your ear. This extends battery life and prevents you from unintentionally
activating the touch screen during calls.
WARNING
•
Placing a heavy object on the device or sitting on it can damage the display
and touch screen functions. do not cover the proximity sensor with screen
protectors or any other type of protective film. This could cause the sensor to
malfunction.
Basics
Turn your device on/off by pressing and holding
•
this key.
Short press to turn on/off the screen.
•
While screen is off:
Press Volume Up Key twice to launch
•
QuickMemo+.
Press Volume Down Key twice to launch
•
Camera and take a picture.
On the Home screen:
Control ringer volume.
•
During a call:
Control your earpiece volume when playing
•
audio/video.
Control volume continuously.
•
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