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General information
17
General information
• PIN code (4 to 8 digits)
The PIN (Personal Identification Number) code protects your SIM card against unauthorised use.
The PIN code is usually supplied with the SIM card. Set the phone to request the PIN code each time
the phone is switched on, see Security settings on page 70.
• PIN2 code (4 to 8 digits)
The PIN2 code, supplied with some SIM cards, is required to access some functions, such as
charging unit counters. These functions are only available if supported by your SIM card.
• PUK and PUK2 codes (8 digits)
The PUK (Personal Unblocking Key) code is required to change a blocked PIN code. The PUK2 code is
required to change a blocked PIN2 code. If the codes are not supplied with the SIM card, contact
your local service provider for the codes.
• Barring password
The barring password is needed when using the ‘Call barring’ function. You obtain the password
from your service provider.
■ Ciphering indicator
Depending on the network, the ciphering indicator may be displayed during a call to notify that
call encryption is off.
For more information, contact your network operator.