Protecting Your T-Mobile - HTC T-Mobile G1 User Manual

Managing Your T-Mobile G
To access and change the phone services settings
1. Press HOME > MENU, then tap Settings.
2. Tap Call settings.
Note
To enable data roaming
Data roaming lets you connect to T-Mobile's partner networks and access data
services when you are out of T-Mobile's coverage area.
1. Press HOME > MENU, then tap Settings.
2. Tap Wireless controls > Mobile networks.
3. Select the Data roaming option.
Note
0.2 Protecting Your T-Mobile G
Protect your SIM card with a PIN
You can protect your SIM card from unauthorised use by assigning a PIN
(personal identification number).
To enable the SIM card PIN
1. Press HOME > MENU, then tap Settings.
2. Tap Security & location, scroll down the screen, then tap Set up SIM card lock.
3. Select the Lock SIM card option.
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For more information on the phone services settings, see "Adjust the Call
Settings"in Chapter 2.
Accessing data services while roaming may incur additional charges.
Inquire the data roaming tariffs with your local T-Mobile store.