Siemens S42 manual Security

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66

Security

First

Enter the Setup menu by pressing »MENU«

Select »Security«

Entering the Security menu gives you different possibilities of pre- venting misuse of your SIM card and your telephone, e.g. if your phone is lost or stolen.

PIN code

Activate PIN Select whether your PIN code should be on or off. The PIN code is a 4 to 8 digit code which must be entered each time you switch on your phone.

Change PIN Change your PIN

code.

Change PIN2

Change your PIN2 code (used on some SIM cards to access special functions).

SIM lock

Link your telephone and your SIM card together by activating the SIM lock. You will be asked to enter a 6 to 16 digit code of your own choice.

This means that if for instance your phone is stolen, it cannot be used together with another SIM card.

Network password

Change your network password

(used if you subscribe to a call bar-

ring service).

Setup menu

Facts & Tips

If you enter an invalid PIN code three times, your SIM card will be blocked, and to unblock it you have to enter the PUK code supplied by your network operator. This procedure prevents unauthorised persons from working out your PIN code by repeat- edly entering different combinations of numbers.

For your own sake, remember to write down your SIM lock code to be able to deactivate the lock at a later time. You have 10 attempts before the phone is blocked.

The phone will inform you how many tries you have left before the SIM card is blocked. If you enter an invalid PUK code 10 times, your SIM card will be permanently blocked and you have to contact your network operator.

Setup menu

Encryption indication

Get a warning in the display and a sound alarm, if you connect to a network which does not support encryption.

Fixed dialling

Select whether you want the fixed dialling function to be on or off (only available if you have defined and stored numbers in the fixed dialling phone book (p. 15).

If you have selected »Fixed dialling on«, your address book and plain numbers phone book will not be visible in the display and can thus not be accessed. Of course, they remain in the internal memory of the phone and on the SIM card, respectively, and can be accessed again by selecting »Fixed dialling off«.

Barred dialling

Select whether you want the barred dialling function to be on or off (only available if you have defined and stored numbers in the barred dialling phone book (p. 16).

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Facts & Tips

Encryption means that the network encrypts conversations to make it dif- ficult for unauthorised persons to lis- ten in on them.

Contact your network operator for further information on PUK2 and PIN2 codes.

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Contents Ref. No. A31008-H6600-A1-1-7619 S42S42List menu Siemens serviceSetup menu Menu overviewContents Getting started PrecautionsRemove charger Battery and chargingInsert battery Charge batteryMaking a call SIM cardCalling Insert SIM cardKeypad lock Silent modeAddress and phone books Redialling a numberText input Using the keypadGrid mode Wheel modePhone books Address bookFinding an entry in your Address and phone books Barred numbersList menu List menu Add entry Call listsPhone book editing Options in call listsChange group/Add to group Rename group Edit Options in groupsGroups Key Operation StatusCalculator Calendar DictaphoneReceiving an event IrDAWAP browser Advanced Direct access to your inboxMessages About Phone.ComSend via IrDA Delete itSend as SMS T9text input feature Setup menu Setup menu Deactivation/activation Call divertRegister your call divert Call waiting Call barringDifferent options for call barring Activate your call barringNetwork types Selection modeSet preferred list Country selectionDisplay indications Tones setupRinging tone Message tone Broadcast tone ComposerTrembler Factory settingsKey tone Phone setup Call setup Line selection Message setup Send SMS setup Call types fax/dataView profiles Select this sub Broadcast setupSorting Browser Menu Text input setup Calendar setupSecurity Line lock Conversation menuConversation menu Further information Keypad functions Display symbols Technical specifications Index Index IndexUssd