Pin And Puk; Locking The Keypad - Huawei G7206-C Manual

PIN and PUK

The personal identification number (PIN) protects your SIM card from
unauthorized use. The PIN unblocking key (PUK) unlocks the 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, do the following:
Tap > Settings > Security settings > SIM lock.
1.
Enter the PIN, tap
2.
If you enter incorrect PINs for a specified number of times
consecutively, the phone prompts you to enter the PUK.
If you enter incorrect PUKs for a specified number of times
consecutively, the SIM card becomes permanently invalid. In this case,
contact your service provider for a new SIM card.

Locking the Keypad

To lock the keypad, press
keypad, press any key to turn on the backlight, and then slide
to the right.
If the auto keypad lock function is enabled and the phone is in
standby mode for a preset period, the phone locks the keypad
automatically.
To enable the auto keypad lock function, tap
Security settings > Auto keypad lock, and then select the desired
preset duration.
When the keypad is locked, you can press
call or make an emergency call.
and then OK.
in standby mode. To unlock the
9
> Settings >
to answer a