Nokia NSERIES N73 User Manual

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Nokia NSERIES N73 User Manual Manual pdf 120 page image

Settings120SecurityPhone and SIMPIN code request—When active, the code is requestedeach time the device is switched on. Deactivating thepersonal identification number (PIN) code request maynot be allowed by some SIM cards. See ‘Glossary of PINand lock codes’, p. 120.PIN code, PIN2 code, and Lock code—You can change thelock code, PIN code, and PIN2 code. These codes can onlyinclude the numbers from 0 to 9. If you forget any ofthese codes, contact your service provider. See ‘Glossaryof PIN and lock codes’, p. 120.Avoid using access codes similar to the emergencynumbers to prevent accidental dialing of the emergencynumber.Autolock period—You can set an autolock period, atime-out after which the device automatically locks. Toturn off the autolock period, select None.To unlock the device, enter the lock code.When the device is locked, calls still may be possible tothe official emergency number programmed into yourdevice.Tip! To lock the device manually, press . A list ofcommands opens. Select Lock phone.Lock if SIM changed—You can set the device to ask forthe lock code when an unknown SIM card is inserted intoyour device. The device maintains a list of SIM cards thatare recognized as the owner’s cards.Closed user group—You can specify a group of people towhom you can call and who can call you (network service).When calls are limited to closed user groups, calls may bepossible to the official emergency number programmedinto your device.Confirm SIM services—You can set the device to displayconfirmation messages when you are using a SIM cardservice (network service).Glossary of PIN and lock codesIf you forget any of these codes, contact your serviceprovider.Personal identification number (PIN) code—This codeprotects your SIM card against unauthorized use. The PINcode (4 to 8 digits) is usually supplied with the SIM card.After three consecutive incorrect PIN code entries, thecode is blocked, and you need the PUK code to unblock it.UPIN code—This code may be supplied with the USIM card.The USIM card is an enhanced version of the SIM card andis supported by UMTS mobile phones.