Samsung SGH-p207 Series User Manual page 194

PIN
The Personal Identification Number or PIN (4 to 8 digits)
protects your SIM card against unauthorized 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, contact your service provider.
To re-enable your PIN:
1. Enter the PUK and press the
2. Enter a PIN of your choice and press the
the key.
3. When the
Confirm New PIN
same code again and press the
When you enter an incorrect PUK ten times in succession,
the SIM card becomes invalid. Contact your service provider
for a new card.
See
page 135.
page 135.
OK
message displays, enter the
OK
Section 12 : Additional Information
Access Codes
soft key or the
soft key or
OK
soft key or the
key.
key.
194