Samsung B2710
1 Turn on your phone
Press Disconnect until your phone is turned on.
2 Enter PIN
Key in your PIN and press the Navigation key.
If your phone rejects the SIM:
Contact your distributor or service provider where you bought your phone.
If your phone rejects the SIM:
Contact your distributor or service provider where you bought your phone.
3 Turn off your phone
Press and hold Disconnect until the display is turned off.