Acer A500 - Manual (Page 17)

17 The Home screen
Tap the status icons to view more status information and a summary of events.
Tap the status area again to view more controls. While viewing a notification,
tap the summary to see more information, if available. Some event summaries
include controls, such as media controls if music is playing.
Status and notification icons
Connection and batterystatus icons
Note: Network connection icons are blue if you have an active Google
account.
Icon Description Icon Description
Connected to a wireless
network (waves indicate
connection strength) Battery is very low
An open wireless network is
available Battery is low
Bluetooth is on Battery is partially drained
Connected to a Bluetooth
device Battery is full
Airplane mode (wireless
connectivity disconnected) Battery is charging