LG LGAS876 - Manual (Page 10)

10 The Basics
Top and Bottom Views
USB/
Charging
Port
3.5mm
Headset Jack
Microphone
16. 3.5mm Headset Jack Allows you to plug in an optional headset for
convenient, hands-free conversations. You can also plug in headphones
to listen to music.
17. USB/Charging Port Allows you to connect the phone and the USB
Cable for use with the Charger Adapter, or other compatible
accessories.
18. Microphone Transmits your voice to the other caller. It's also used for
voice-activated functions.
Setting Up Your Phone
Step 1. Remove the Back Cover
Place your fingernail in the USB/Charging Port at the bottom of the phone
and pull the back cover off the phone.