Setting options for phone, 65 setting options for phone – Apple iPhone iOS 5.1 User Manual
Page 65
Turn off Voice Roaming on
a CDMA network
Go to Settings > General > Network.
Turning Voice Roaming off disables phones calls when you’re outside of
your carrier’s network.
Turn off Data Roaming
Go to Settings > General > Network.
Turning Data Roaming off disables data transmission over the cellular
network. Apps that depend on Internet access are disabled unless iPhone
has access to the Internet via a Wi-Fi connection. Visual voicemail delivery is
suspended when roaming unless your carrier does not charge for it.
Set iPhone to add the correct
prefix when dialing from
another country
Go to Settings > Phone, then turn on International Assist (not available in
all areas). This lets you use contacts and favorites to make U.S. calls, without
having to add a prefix or country code.
Set the carrier to use
Go to Settings > Carrier. This option is available only when you’re traveling
outside your carrier’s network, and with carriers that have roaming
agreements with your service provider. For more information, see
“Carrier” on page 161.
Use GSM networks abroad with
a CDMA-activated iPhone
Go to Settings > Network > Roaming, then turn off International CDMA.
Get voicemail when visual
voicemail isn’t available
Dial your own number (with CDMA, dial your number followed by #), or
touch and hold “1” on the numeric keypad.
Turn off cellular data
Go to Settings > General > Network.
Turn off cellular services
Go to Settings, tap Airplane Mode to turn it on, then tap Wi-Fi and turn
Wi-Fi on.
Incoming phone calls are sent to voicemail. To make and receive calls again
and get your voicemail messages, turn airplane mode off.
Setting options for Phone
In Settings, go to Phone to:
See the phone number for your iPhone
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Turn call forwarding, call waiting, and caller ID on or off (GSM)
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Turn TTY on or off
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Change your voicemail password (GSM)
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Turn international assist on or off—when calling from abroad, international assist lets you call
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contacts and favorites in the U.S. without having to add a prefix or country code (GSM)
Lock your SIM to require a PIN when you turn iPhone on (required by some carriers)
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In Settings, go to FaceTime to:
Turn FaceTime on or off
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Use your Apple ID for FaceTime
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Add an email address for FaceTime
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To set ringtones, vibration options, and the sound for new voicemail, go to Settings > Sounds. See
also “Sounds and the Ring/Silent switch” on page 161.
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Chapter 5
Phone