8
PIN and PUK
The personal identification number (PIN) protects your SIM
card from unauthorized use. The PIN unblocking key (PUK)
unlocks a blocked PIN. Both the PIN and the PUK are provided
with the SIM card. For details, contact your service provider.
To enable the PIN lock:
1.
In standby mode, select
Menu
>
Settings
>
Security
settings
>
SIM 1
/
SIM 2 security
>
PIN lock
.
2.
Enter the PIN, and press
(
OK
) or
.
If you enter the incorrect PIN a specified number of times, the
phone prompts you to enter the PUK.
If you enter the incorrect PUK a specified number of times, the
SIM card will become permanently invalid. If this occurs,
contact your service provider for a new SIM card.
Locking and Unlocking the Keypad
To lock the keypad, press and hold
for about 3 seconds
in standby mode. To unlock the keypad, press
(
Unlock
)
then
(
OK
) in quick succession.
If the
Auto
keypad lock
function is enabled, the phone will
lock the keypad automatically after being idle in standby mode
for a pre-defined period.
When the keypad is locked, you can press
(
Answer
) or
to answer a call, or press
to
make an emergency call.
Summary of Contents for G3621
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