for iOS 5.0 software

Status icons
The icons in the status bar at the top of the screen give information about iPhone:
Status icon What it means
Cell signal* Shows whether you’re in range of the cellular network and
can make and receive calls. The more bars, the stronger
the signal. If there’s no signal, the bars are replaced with
“No service.”
Airplane mode Shows that airplane mode is on—you cannot use the
phone, access the Internet, or use Bluetooth® devices.
Non-wireless features are available. See “Airplane
mode
” on page 143.
UMTS/EV-DO Shows that your carrier’s 3G UMTS (GSM) or EV-DO
(CDMA) network is available, and iPhone can connect to
the Internet over that network. See “Network
” on page 148.
EDGE Shows that your carrier’s EDGE (GSM) network is available,
and iPhone can connect to the Internet over that network.
See “Network
” on page 148.
GPRS/1xRTT Shows that your carrier’s GPRS (GSM) or 1xRTT (CDMA)
network is available, and iPhone can connect to the
Internet over that network. See “Network
” on page 148.
Wi-Fi* Shows that iPhone is connected to the Internet over
a Wi-Fi network. The more bars, the stronger the
connection. See “Wi-Fi
” on page 143.
Personal Hotspot Shows that iPhone is connected to another iPhone
providing a Personal Hotspot. See “Personal Hotspot
” on
page 145.
Syncing Shows that iPhone is syncing with iTunes.
Network activity Shows network activity. Some third-party apps may also
use the icon to show an active process.
Call Forwarding Shows that Call Forwarding is set up on iPhone. See “Call
forwarding
” on page 48.
VPN Shows that you’re connected to a network using VPN.
See “Network
” on page 148.
Lock Shows that iPhone is locked. See “On/O button” on
page 10.
TTY Shows that iPhone is set to work with a TTY machine.
See “TTY support
” on page 141.
Play Shows that a song, audiobook, or podcast is playing.
See “Playing songs and other audio
” on page 60.
Portrait orientation lock Shows that the iPhone screen is locked in portrait
orientation. See “Viewing in portrait or landscape
orientation
” on page 21.
Alarm Shows that an alarm is set. See “Setting alarms” on
page 92.
Location Services Shows that an item is using Location Services.
See “Location Services
” on page 145.
12
Chapter 1 iPhone at a Glance