User's Guide

169
Settings
■
Personal Unblocking Key (PUK code)
The PUK code is an 8-digit number for
canceling the locked PIN code. The PUK
code cannot be changed by yourself.
･
If you failed to enter PUK code 10 times
consecutively, the docomo nano UIM
card is locked. Please contact a docomo
Shop.
Enabling SIM card lock
By entering PIN code when powered on, you
can protect from improper use.
1
From the Home screen,
u
[Settings]
u
[Security]
u
[Set up
SIM card lock]
u
[Lock SIM card].
2
Enter PIN code
u
[OK].
Entering the PIN code when powered
on
1
On the PIN code entry screen,
enter the PIN code.
2
.
Changing the PIN code
･
You can change only when you activate the
SIM card lock.
1
From the Home screen,
u
[Settings]
u
[Security]
u
[Set up
SIM card lock]
u
[Change SIM PIN].
2
Enter the current PIN code
u
[OK].
3
Enter a new PIN code
u
[OK].
4
Enter the new PIN code
again
u
[OK].
Unlocking PIN lock
1
Enter the PUK code
u
.
2
Enter a new PIN code
u
.
3
Enter the new PIN code again
u
.
Setting screen unlock method
You can enhance security by requiring a
screen unlock pattern every time the
terminal is turned on or every time it is
activated from sleep mode.
1
From the Home screen,
u
[Settings]
u
[Security]
u
[Screen lock].