Sony XPERIA XZ2 Instruction Manual page 185

If you forget your security codes, you must
･
bring your official identification (such as
driver's license), the terminal, and
docomo nano UIM card with you to the
nearest docomo Shop. For details, contact
the "General Inquiries" on the last page.
The PUK code is written on the
･
subscription form (copy for customer)
handed at the subscription in the
docomo Shop. If you subscribed other
than docomo Shop, you must bring your
official identification (such as driver's
license), the docomo nano UIM card with
you to the nearest docomo Shop or
contact the "General Inquiries" on the last
page.
Network security code
■
The network security code is a 4-digit
number necessary for identification or using
the docomo network services at reception
of your request in docomo Shop, or at
docomo Information Center or "
(Customer support)". It can be set
ポート
any number at the subscription and also
changed later by yourself.
For details on network security code, refer
･
to NTT DOCOMO website.
https://www.nttdocomo.co.jp/english/
support/trouble/password/network/
PIN code
■
The docomo nano UIM card has a security
code of PIN code. The code is set to "0000"
at subscription, which you can change by
yourself (P.185).
PIN code is a 4- to 8-digit security number
(code) that must be entered for user
confirmation to prevent unauthorized use
of docomo nano UIM card by a third party
every time you insert the docomo nano UIM
card into the terminal or when the terminal
is powered on. Entering the PIN code
enables making/receiving calls and
terminal operation.
If you use a newly purchased terminal
･
with docomo nano UIM card you have
been using, use the PIN code set on the
former terminal. If you did not change the
setting, the code is "0000".
If you enter a wrong PIN code 3 times
･
consecutively, the PIN code is locked and
cannot be used anymore. In this case,
お客様サ
unlock with "PIN Unlock Key (PUK code)"
(P.184).
183
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