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About the optional WWAN Module
The i�roc
®
Ci70 -Ex mobile computer supports two types of cellular technology:
• CDMA
• UMTS
Note:
Your Flexible Network Radio mobile computer supports both CDMA and UMTS tech-
nology� Your Flexible Network Radio does not support Network Information and Time
Zone (NITZ) messages to automatically set the system time�
Cellular features on the computer include data connectivity� You can also use a Blue-
tooth headset or hands-free kit for voice over IP (VoIP) applications�
After you turn on the WWAN module and activate service with your wireless carrier, you
can customize the WWAN features and network settings�
Activate the UMTS Module
You use a SIM card to activate the UMTS WWAN module on your computer� You can
purchase the SIM card from your network provider�
1 Press the Power button to turn off the computer�
2 Unscrew the battery’s screw using a torx scredriver� Lift lower part of the
battery to release it from the computer�
3 Remove the four Phillips screws
and open the card access door�
5 Slide the SIM card into the slot
in the card access door�
4 Slide the SIM card door to the
left to unlock it and open the door�
6 Close the SIM card door and slide
it to the right to lock it in place�
7 Close the card access door� Then release cover plate and fasten the
four screws�
8 Install the battery. Press down firmly on the bottom of the battery.
Then tighten the torx screw�
9 Press the Power button� The computer cold boots�
Activate the CDMA Module
To activate the CDMA radio module in your mobile computer, you need to contact your
wireless carrier and set up an account for each mobile computer� The following table
lists the carriers that ecom instruments currently supports� If your carrier is not listed
in the table, please contact ecom instruments product support to see if it is now sup-
ported�
Currently Supported Carriers
Country
Carriers
United States
AT&T, Verizon
Turn the WWAN Module On and Off
Before you can start using your WWAN module, you need to enable it� You can use Wire-
less Center to enable and disable your WWAN connectivity, as well as Bluetooth and
Wi-Fi communications�
1 Tap Start > Settings > Connections > Wireless Center�
2 Tap Phone to turn on the WWAN module
3 (Optional) To configure the WWAN module, tap Menu in the tile bar at the bottom
of the screen�
4 Tap OK when you are done configuring the options.
5 Tap OK to close Wireless Center�
About Switching Network Carriers
Your Flexible Network Radio-enabled i�roc
®
Ci70 -Ex, or mobile computer contains a
highly configurable WWAN platform. When you switch network carriers, or perform a
clean boot, you need to set your cellular carrier, and your network connection�
Note:
Your cellular carrier and network connection are set independently of each other�
If you select a cellular carrier that is not supported on your current network connec-
tion, you must manually switch your network connection�
About the Network Connection
Note: When you perform a clean boot, the selected carrier will default to generic UMTS�
When you perform a clean boot, all user-created network connection entries are de-
leted, and only the generic UMTS remains. After you perform a clean boot, you can find
more information about generic UMTS by tapping Start > Settings > Connections > Con-
nections > Tasks tab > Manage Existing Connections > Modem tab�
Your UMTS connection entry can be automatically built from your carrier issued SIM
card� To automatically recreate your network connection, install your SIM card and
tap Start > Settings > Connections > Connections > Tasks tab > Automatically configure
connection�
Switch Network Carriers
Use the Carrier Selection application to quickly change your WWAN radio network car-
rier on your Flexible Network Radio-enabled i�roc
®
Ci70 -Ex, mobile computer�
1 Tap Start > Settings > Personal > Carrier Selection�
2 From the Carrier drop-down menu, select the new carrier and tap OK�
A dialog box appears asking if you want to switch carriers�
3 Tap Yes to switch carriers�
