O2 XM, Как пользоваться инструкцией

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PIN * and PUK
Access to use a mobile is most often protected by a code
known as ‘PIN’ – Personal Identification Number. Your SIM
card comes with a default PIN that you can change to any
code you prefer. See page 164 for details. If you forget your
code, or by mistake enter a faulty code three times in a row,
the SIM card will lock. To unlock, you must enter the Personal
Unblocking Key or ‘PUK’ code which you can get from
O
2
Customer Service.
PIN2
PIN2 is a security code that you can obtain by calling
O
2
Customer Service.
IMEI
IMEI stands for International Mobile Equipment Identifier and is
a number that’s unique to your mobile. If your mobile is stolen,
the IMEI number will allow us to block it from being used.
169
Don’t panic
In plain English
Roaming
Roaming allows you to move from one base station to another
or from one network to another without affecting
the call.
Tri-band
Mobile phones operate on different frequencies in different
countries. A tri-band mobile can switch between three
frequencies e.g. 900 Mhz, 1800 Mhz and 1900 Mhz.
The O
2
XM is a tri-band mobile.
SIM card
A SIM is the little gold-plated plastic card that you get from O
2
and which holds the unique data the network needs to identify
your mobile.
168
* Pay & Go mobiles are not set up with a default PIN code.