LG DS1803 Instruction Manual page 186

back cover of this manual.
• The PUK code is written on the
subscription form (copy for customer)
handed at the subscription in the Shop. If
you have subscribed at other than Shop,
you should bring your official identification
(such as driver's license), the nano UIM
card with you to the nearest Shop or
contact "General Inquiries" on the back
cover of this manual.
■ PIN/Password for screen lock
The security code is used for lock function of
this cell phone.
■ Network security code
The network security code is a 4-digit
number necessary for using the mobile
operator Network Services or identification
at reception of your request in Shop or at
mobile operator Information Center, or when
using " お客様サポー ト (customer support)". It
can be set to any number at the subscription
and also changed later by yourself.
For details on Network security code, refer to
mobile operator Website.
Settings
184
■ PIN code
The nano UIM card can set security code
named PIN code. This code is set to "0000"
at the time of subscription, but you can
subsequently change it.
PIN is a 4- to 8-digit number (code) that
must be entered for user confirmation to
prevent unauthorized use of nano UIM card
by a third party every time you insert the
nano UIM card into the cell phone or when
the cell phone is powered on. You can set
entering the PIN code enables making/
receiving calls and cell phone operations.
• If you use a nano UIM card that has been
currently used when you buy a new cell
phone, use the same PIN code that had
been set on the current cell phone. The
code is "0000" if the default setting has
not been changed.
• If you enter incorrect PIN code three times
in a row, the code will be locked. In that
case, unlock with "PIN unblocking key".