50 75 Series Mobile Computer User Guide
2. Tap and hold --Please Select--, and then select a carrier from the list.
3. Tap OK to confirm carrier change.
• If the update is successful, the Carrier Selection screen appears and displays
the updated carrier information.
• If the update is unsuccessful, a message box appears. Tap Ok to return to the
Carrier Selection screen.
Activate the UMTS Phone
You use a SIM card to activate the UMTS phone on your CN75/CN75e WWAN
model computer. You can purchase the SIM card from your network provider.
A Phillips screwdriver is needed to install the SIM card.
Note: Phone features are only supported on CN75 and CN75e WWAN models (CN75WAN).
1. Select a network carrier. For more information, see How to Add and Switch
Between Network Carriers on page 49.
2. Press the Power button, and then select Power off.
3. Detach one end of the hand strap from the computer (see page 8).
4. Push the battery latch toward the bottom of the computer until the battery
releases, and then lift the battery away from the computer.
5. Remove the two Phillips screws and open the card access door.
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