Select
2
CDMA
→
Lock UIM Card, or select GSM
→
Lock
SIM card.
Enter your PIN and select
3
OK.
Once the PIN lock is enabled, you must enter the PIN each
time you turn on the device.
If you enter an incorrect PIN too many times, your
●
SIM or UIM card will be blocked. You must enter a PIN
unlock key (PUK) to unblock the SIM or UIM card.
If you block your SIM or UIM card by entering an
●
incorrect PUK, bring the card to your service provider
to unblock it.
›
Switch networks
Once you insert two SIM or UIM cards, you can switch back
and forth between each network and select a primary SIM or
UIM card.
Switch between SIM or UIM cards
Press [ ] at any time, except for when the device is sending
or receiving messages or data from the network.
Activate or deactivate the SIM or UIM card
Press and hold [
1
].
Select a SIM or UIM card to turn the card slot on or off.
2
Select or clear the check box next to
3
Activate.
Select
4
Save.
