60
wireless service provider about data roaming fees.
12.4.3 Switching off the Data Service
1. On the
Settings
screen, touch
Wireless & networks
>
Mobile networks
.
2. Clear the
Data enabled
check box.
12.5 Setting Text-to-Speech
Use the Text-to-Speech settings to configure the Android text-to-speech synthesizer,
for applications that can take advantage of this feature.
12.5.1 Installing Voice Data
1. On the
Settings
screen, touch
Voice input & output
>
Text-to-speech settings
>
Install voice data
.
2. If your mobile phone does not have speech synthesizer data installed, connect to
Android Market and let it guide you through the process of downloading and
installing the data.
3. Follow the instructions to install the voice data.
12.5.2 Adjusting the Speech Rate
1. On the
Settings
screen, touch
Voice input & output
>
Text-to-speech settings
>
Speech rate
.
2. Select a speed at which the text is to be spoken.
12.6 Protecting Your Mobile Phone
To keep your data more secure, lock the screen and/or require a screen unlock
pattern every time your mobile phone is turned on or wakes up from sleep mode.
12.6.1 Turning on Your SIM Card PIN
1. On the
Settings
screen, touch
Location & security
>
Set up SIM card lock
.
2. Select the
Lock SIM card
check box.
3. Use the keyboard to enter the SIM card PIN, and then touch
OK
.
4. To change the SIM card PIN at any time, touch
Change SIM PIN
.