Used to indicate the carrier network you are connected to.
Used to indicate signal quality for your connection.
Used to indicate signal strength.
Used to indicate your remaining battery percentage.
A steady green indicates Wi-Fi is working normally without transmission. Off indicates Wi-Fi is disabled.
Used to indicate an unread message in your SMS inbox.
Steady green indicates a new voicemail.
Steady green light used to indicate AC power from external supply, disabled indicates the device is on battery power.