Sony T105 - Manual (Page 40)

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40 Messaging
Setting network preferences
When you turn on the phone, it automatically searches
for your home network. If this is not within range,
you may use another network, provided your network
operator has an agreement that allows you to do so.
This is called roaming.
To select a network
1. Scroll to Settings, YES , Networks, YES ,
Select network, YES .
2. Select a network and press YES .
Messaging
Text messages (SMS)
You can use the Short Message Service (SMS)
to send and receive text messages consisting
of up to 160 characters.
If the number to your service centre is not
saved on your SIM card, you must specify the number
yourself. Otherwise you cannot reply to received
messages or send your own messages.
Your phone also features enhanced messaging
services that allow you to add pictures, animations,
sounds and melodies to text messages.
To check the number to your service centre
1. Scroll to Messages, YES , Options, YES ,
Service centre, YES .
If no number is found, select Add new? and press YES .
2. Enter the number, including the international + sign
and country code, and press YES .
Note: The number to your service centre is provided by
your operator.