Apple CNETiPhone3G16GBBlack User Guide - Page 17

Status Icons, Cell signal, Airplane mode, Wi-Fi, Network activity, Alarm, Bluetooth

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Status Icons The icons in the status bar at the top of the screen give information about iPhone: Status icon Cell signal Airplane mode 3G EDGE GPRS Wi-Fi Network activity VPN Lock Play Alarm Bluetooth What it means 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." Shows that airplane mode is on-you cannot use the phone, access the Internet, or use Bluetooth® devices. Non-wireless features are available. See page 99. Shows that your carrier's 3G network is available, and iPhone can connect to the Internet over 3G. Available on iPhone 3G only. See page 31. Shows that your carrier's EDGE network is available, and iPhone can connect to the Internet over EDGE. See page 31. Shows that your carrier's GPRS network is available, and iPhone can connect to the Internet over GPRS. See page 31. Shows that iPhone is connected to the Internet over a Wi-Fi network. The more bars, the stronger the connection. See page 24. Indicates over-the-air syncing or other network activity. Some third party applications may also use this icon to indicate an active process. Shows that you are connected to a network using VPN. See "Network" on page 104. Shows that iPhone is locked. See page 20. Shows that a song, audiobook, or podcast is playing. See page 61. Shows that an alarm is set. See page 92. Blue or white icon: Bluetooth is on and a device, such as a headset or car kit, is connected. Gray icon: Bluetooth is on, but no device is connected. No icon: Bluetooth is turned off. See page 43. Chapter 2 Basics 17

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Chapter 2
Basics
17
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 page 99.
3G
Shows that your carrier’s 3G network is
available, and iPhone can connect to the
Internet over 3G. Available on iPhone 3G
only. See page 31.
EDGE
Shows that your carrier’s EDGE network is
available, and iPhone can connect to the
Internet over EDGE. See page 31.
GPRS
Shows that your carrier’s GPRS network is
available, and iPhone can connect to the
Internet over GPRS. See page 31.
Wi-Fi
Shows that iPhone is connected to the
Internet over a Wi-Fi network. The more
bars, the stronger the connection. See
page 24.
Network activity
Indicates over-the-air syncing or other
network activity. Some third party
applications may also use this icon to
indicate an active process.
VPN
Shows that you are connected to a
network using VPN. See “Network” on
page 104.
Lock
Shows that iPhone is locked. See page 20.
Play
Shows that a song, audiobook, or podcast
is playing. See page 61.
Alarm
Shows that an alarm is set. See page 92.
Bluetooth
Blue or white icon:
Bluetooth is on and
a device, such as a headset or car kit, is
connected.
Gray icon:
Bluetooth is on, but
no device is connected.
No icon:
Bluetooth
is turned o±. See page
43.