Security; Codes - Siemens S55 Manual

Codes

The phone and SIM card are protect-
ed against misuse by several security
codes.
Keep these confidential numbers in a
safe place where you can access them
again if required.
PIN
Protects your SIM card (person-
al identification number).
PIN2
This is needed to set the charge
detail display and to access ad-
ditional functions requiring spe-
cial SIM cards.
PUK
Key code. Used to unlock SIM
PUK2
cards after the wrong PIN has
been entered repeatedly.
Phone
Protects your phone.
code
Must be entered at the first
security setting.
K K
§Menu§ Setup
K
then select function
PIN control
The PIN is usually requested each
time the phone is switched on. You
can deactivate this feature but you
risk unauthorized use of the phone.
Some service providers do not per-
mit deactivation of the control.

Security

Security
Press.
§Select§
J
Enter PIN.
Confirm input.
§OK§
Press.
§Change§
Confirm.
§OK§
Change PIN
You can change the PIN to any 4-8
digit number you find easier to re-
member.
J
Enter current PIN.
Press.
§OK§
J
§OK§ Enter new PIN.
,
J
Repeat new PIN.
§OK§
,
Change PIN2
(display only if PIN 2 is available).
Proceed as with
Change PIN.
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