Siemens CX75 Benutzerhandbuch

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Security
18
© Siem
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left page (18)
 of CX75 FUG en, A31008-H7420-A1-1-7619 (11.05.2005, 16:19)
Security
The phone and SIM card are protect-
ed against misuse by several security 
codes.
PIN codes
C
¢
T
¢
Security
¢
PIN codes
¢
Select function.
PIN control
The PIN is usually requested each 
time the phone is switched on. You 
can deactivate this feature but you 
risk unauthorised use of the phone. 
Some service providers do not per-
mit deactivation of the control.
§Change§
Press.
J
Enter PIN.
C
Confirm entry.
Change PIN
You can change the PIN to any 
4 to 8-digit number you find easier 
to remember.
§Select§
Press.
J
Enter current PIN.
C
Press.
J
C
Enter new PIN.
J
C
Repeat new PIN.
Keep these security codes in a safe 
place where you can access them again 
if required.
PIN
Protects your SIM card 
(personal identification 
number).
PIN2
This is needed to set the charge 
detail display and to access ad-
ditional functions on special 
SIM cards.
PUK
PUK2
Key code. Used to unlock SIM 
cards if the wrong PIN has been 
entered repeatedly.
Phone 
code
Protects your phone. Must be 
entered at the first security 
setting.