LG G Vista - Manual (Page 10)

8 The Basics
17. 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.
18. LED Sensor Allows you to use your phone as a remote for other
devices (such as your TV).
19. Microphone Use to transmit your voice to the other caller and activate
voice functions.
20. USB/Charger Port Use to connect the phone and the USB Cable for
use with the Charger Adapter or other compatible accessories.
NOTE You may purchase a separate fast data cable from LG to enjoy higher data transfer speed
with compatible devices (e.g., laptop).
Help
The Help app allows you to quickly and conveniently view information
about your phone, including how-to videos, Icon glossary, etc.
To access Help, from the Home screen, tap the Apps icon (in the
QuickTap bar) > the Apps tab (if necessary) > Help .
Setting Up Your Phone
Step 1. Remove the Back Cover
Insert your fingernail into the slot located on the lower left of the back
cover and lift the cover up gently.