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Network security code
This is a four-digit number required for your identification when
you place an order at a docomo Shop or docomo Information
Center, or when you use network services. This number is
determined at the time of contract and you can also change the
number later by yourself.
If you have "docomo ID/password" for the general support site
for PC users "My docomo"
*1
, you can set a new network security
code from a PC. You can also change this setting yourself from
dmenu: dmenu
W
[お客様サポートへ (User support)]
W
[各種お申
込・お手続き (Respective applications/procedures)]
W
[ネットワー
ク暗証番号変更 (Change network security code)] (in Japanese
only).
*1 For details on "My docomo" and "お客様サポート (User
support)"
Z
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PIN code
You can set a PIN code for the docomo mini UIM card. PIN code
is set to "0000" by default, but you can change the numbers later
(
Z
The PIN code is a four-to-eight digit number (code) for checking
the user each time the docomo mini UIM card is installed or each
time mobile phone is turned on, to prevent the unauthorized use
by a third party.
You can make/receive calls and operate the mobile phone by
entering the PIN code.
• If you use a docomo mini UIM card that you used for another
mobile phone in this mobile phone, enter the PIN codes you
set for the old terminal. The codes are "0000" if you have not
changed them.
• If you fail to enter PIN code correctly three times in succession,
PIN code is locked and disabled. In this case, unlock the PIN
lock with "PIN unblocking key".
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PIN unblocking key (PUK)
The PIN unblocking key (PUK) is the eight-digit number for
releasing the blocked PIN code. You cannot change this
PIN unblocking key by yourself.
• If you fail to enter PIN unblocking key (PUK) correctly ten times
in succession, the docomo mini UIM card is locked. In this case,
contact a docomo Shop.
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