Security; Codes - Siemens C61 User Manual

Menu speed dialing
All menu functions are numbered
internally. A function may be
selected directly by entering these
numbers in sequence.
E.g. write new SMS:
Press.
§Menu§
5
for
Messages
1
for
New SMS

Security

Codes

The phone and SIM card are pro-
tected 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
(personal identification
number).
PIN2
This is needed to set the charge
detail display and to access
additional functions on special
SIM cards.
PUK
Key code. Used to unlock SIM
PUK2
cards after the wrong PIN has
been entered repeatedly.
Phone
Protects your phone. Must be
code
entered at the first security
setting.
Security 21