LG LGL39C - Manual (Page 14)

13
WARNING
Placing a heavy object on the phone or sitting on it can damage the LCD
and touch screen functions. Do not cover the LCD proximity sensor with
protective film. This could cause the sensor to malfunction.
Charger/USB Port
Microphone
3.5mm Headset Jack
Power/Lock Key
Volume Keys
t

On the Home screen: Control
ringer volume.
t

During a call: Control your
earpiece volume.
t

When playing audio/video:
Control volume continuously.