Pin; Puk - Samsung SGH-D500 User Manual

PIN

The Personal Identification Number or PIN (4 to 8 digits)
protects your SIM card against unauthorised use. It is
usually supplied with the SIM card.
If you enter an incorrect PIN three times in succession,
the code is disabled and cannot be used until you re-
enable it by entering the PUK (see below).
To
activate/deactivate the PIN
Check feature
change the PIN

PUK

The 8-digit PUK (PIN Unblocking Key) is required to
change a disabled PIN. The PUK may be supplied with
the SIM card. If not, or if you have lost it, contact your
service provider.
To re-enable your PIN:
1. Enter the PUK and press the OK soft key.
2. Enter a new PIN of your choice and press the OK soft
key.
3. When the Confirm New PIN message displays,
enter the same code again and press the OK soft
key.
If you enter an incorrect PUK ten times in succession,
the SIM card becomes invalid. Contact your service
provider for a new card.
See
page 83 (Menu 3.7.1).
page 83 (Menu 3.7.2).
Access codes
191