LG Revolution User Manual page 26

The Basics
24
Phone's Status Icons
The Status Bar appears at the top of every screen. It displays icons
indicating that you've received notifications (on the left) and icons indicating
the phone's status (on the right), along with the current time.
If you have more notifications than can fit in the Status Bar, a plus icon
prompts you to open the Notifications panel to view them all.
The following icons indicate the status of your phone.
Call icons
Microphone muted during a
call
In call
Speaker on
Calendar & Alarm icons
Calendar event notification
Notification icons Status icons
Missed call notification
In call using Bluetooth device
Privacy call
Alarm set