LG -H542TR User Manual page 111

Laser Detection AutoFocus
Power/Lock Key
Power/Lock Key
Volume Keys
18
Stylus Pen
Speaker
Turn your phone on/off by pressing and holding this key.
•
Short press to lock/unlock the screen
•
(While screen is off)
Long press up to launch Capture+
•
Long press down to launch Camera
•
Rear Camera Lens
Flash
Volume Keys
Getting to know your phone