Access codes167PUK2The PUK2, supplied with some SIM cards, isrequired to change a blocked PIN2.If you key in an incorrect PUK2 ten times insuccession, you cannot use the functions requiringthe PIN2. Contact T-Mobile service centre for a newcard.You cannot change the PUK2. If you lose the code,contact T-Mobile service centre.Call barring passwordThe 4-digit call barring password is required whenyou use the Call Barring function. You obtain thepassword from T-Mobile when you subscribe to thisfunction.You can change this password using the Changebarring password menu option (Menu 3.2.2.7).For further details, see page 83.