3
Notes on Cell Phone Use
Security Code and Passwords
You can use a security code and other passwords
described below.
Take care not to forget your security code and passwords,
because they are required for performing various
operations and using subscription services.
Security Code
Usage
Example
①
Using the Answering Service (Voice
Mail) and Call Transfer remotely from a
fixed-line phone
②
Making inquiries, applications, and
changes while using au Customer
Service Center voice guidance, au web
pages
Initial Setting
The four-digit number you wrote on your
subscription form
Set up screen lock
Usage
Setting/canceling screen lock
Default value
None
PIN code
Usage
Preventing unauthorized use of au IC-
Card
Default value
1234
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