LG U900 Owner's Manual

You can select the menu from When switching
on, If USIM changed, Immediate, and None.

Change codes

You can change PIN, PIN2 and the security
code. 

Note

If you change the code and then forget it you
will need  to contact your place of purchase to
unlock it or solve this problem.

PIN/PIN 2 code: This menu allows you to
change the PIN or PIN2 code.

1. Select Change codes from the Security

Settings List and press the 

key.

2. Select PIN or PIN2 Code and press

the

key.

3. Input the current PIN or PIN2 code, and

then a new PIN or PIN2 code. Entering an
incorrect PIN code 3 times invalidates the
PIN code. In this case, you will need to
enter the PUK or PUK2 code in order to
reset the PIN code.

4. Entering an incorrect PUK code 10 times

will restrict use of the handset. In this

case, ask 3 Customer Service to unlock
your phone.

Security code: This menu allows you to
change the handset password. The
maximum allowed numeric of attempts of
security code input is not limited like PIN and
PIN2.

This function allows you to set the language
used in the handset.

This menu is used to view the memory use of
the phone and USIM card. You can obtain
information about the amount of memory used
by the contacts, the calendar, to do, memos,
secret memos and text message and
multimedia messages.