Getting Ready
Making and 
Answering Calls
Address Book
Pair Function
Teens Mode
Mail
Camera
EZweb
EZ Navi
Smart Mode
Inputting 
Characters
Other 
Functions
Troubleshooting
Remote Auto Lock
Index
A5512CA
by CASIO
Introduction
Thank you for purchasing the A5512CA. Before using it for the first time, be sure to read 
the A5512CA Basic Manual (this PDF manual) so you know how to use it correctly. After 
you finish reading this manual, store it and the printed materials that come with the phone 
in a safe place for future reference. 
Printed Manuals for the A5512CA (Japanese)
The A5512CA comes with a Basic Manual and an Instruction Manual.
For information about basic 
operation
For detailed information 
about each function
ご利用前の 
準備 
電話 
アドレス帳 
ペア機能 
ティーンズモード 
メール 
カメラ 
EZweb
EZナビ 
スマートモード 
文字入力 
その他機能 
困ったときは 
遠隔オートロック 
English
索引 
by CASIO
by CASIO
目次
ご利用いただく前に
電話
文字入力
アドレス帳
ペア機能
スマートモード・
ティーンズモード
メモ帳・録音機能
カメラ
データフォルダ
エンジョイツール
メール
EZweb
EZナビ
EZアプリ(BREW®)
メニュー(M)機能
便利な機能
auのネットワークサービス
付録/索引
クイックガイド
A5512CA Basic Manual
Equivalent to this English PDF manual.
A5512CA Instruction Manual
English version not available.
The following information is also available on the au website.
 To download the Basic Manual or Instruction Manual
(http://au-pro.kddi.com/phone/torisetu/index.html)
 To access a keyword searchable au online manual
(http://www.au.kddi.com/manual/index.html)
You can also access the au online manual using EZweb.
EZweb Access
EZトップメニュー(EZ Top Menu) 
→料金・申込・インフォ(Charges, Applications, and Info) 
→auオンラインマニュアル(au Online Manual)
You can also read the barcode (QR code) shown 
here and use it to access the au Online Manual.
Note
The typeface, fonts, and colors of the text on the example screens in this manual may differ from 
the screens that actually appear on the display of the phone. Also, certain icons and the scroll 
bars are not included on sample screens.
Cellphone Etiquette
Mind your manners!
A cellphone always emits weak radio waves while it is turned on.
Enjoy operation of your cellphone without forgetting to be considerate
of those around you.
k Some locations do not allow the use of
cellphones.
 • Using a cellphone while driving is both dangerous and
prohibited by Japanese law.
 • Using a cellphone inside of an aircraft is prohibited by
law. Be sure to turn off your cellphone before takeoff.
k Watch out where you use your cellphone,
and keep your voice down.
 • Do not make calls from cinemas, theaters, museums,
libraries, or other similar locations. Turn off the
cellphone or use Manner Mode to ensure that the ring
tone does not disturb others.
 • When in public, move to a location where you will not be blocking traffic.
 • On the Shinkansen, in a hotel lobby, or in other similar locations, move to a
location where you will not disturb others.
 • Take care to avoid talking on the phone in a loud voice.
 • Before taking the picture of others, be sure to obtain their permission first.
k Cellphone radio waves may interfere with
electrical medical equipment.
 • On a train or in other crowded locations, there is
always the possibility that someone nearby may be
wearing a pacemaker. Turn off your cellphone when
you are in a crowded area.
 • Follow the rules of hospitals and other medical facilities
concerning the use or possession of cellphones.
1
Cellphone Basics
Features
Camera
EZ Navi
Record photos and 
movies, and send 
them by e-mail.
Page 58
Pair Function
Call or send mail to 
preset individuals 
quickly and easily.
Page
44
EZ Navi Walk, 
Position Search, 
and Area Message 
are all built-in.
Page
78
Hot Key
Select either Hot Dial 
or Hot Buzzer as the 
Hot Key function.
Page106
Teens Mode
Limit the number of 
outgoing calls and mail 
messages, incoming 
spam, etc.
Page 46
Smart Mode
Limit functions to those 
you most often use for 
simplified operation.
Page 84
Mail
EZweb
Send mail 
messages to other 
cellphones or to a 
computer.
Page 48
2
Download 
“Chaku-Uta®”, 
wallpaper, and 
other data.
Page 70
Manner Mode and Easy Voice Memo
Manner Mode
Easy Voice Memo
Use Manner Mode to turn off the 
ring tone so you do not bother 
others around you.
If you cannot answer a call, 
Easy Voice Memo plays an 
answering message and records 
the caller’s message.
Shhhhhhh!
While the standby 
screen is displayed, 
hold down (  for 
about one second.
35
Page
While the standby 
screen is displayed, 
hold down C for 
about one second.
36
Page
Checking Power, Signal Strength,
and Battery Level
Normally leave the phone turned on.
Power 
on
The phone needs to be turned on to make and receive 
calls. 
Hold down F for at least 1.5 seconds to turn on the phone.
Page
15
You cannot talk on the phone 
if it is unable to receive a signal.
Signal strength is low in some areas, even if 
they are within the service area. 
  indicates the current signal strength.
Page
15
Keep an eye on the battery level.
The phone may not function properly if 
battery power is low. 
  indicates the current battery level.
Page
15
3
Never use your cellphone while driving!
Holding a cellphone in your hand, talking on a cellphone, or looking at 
a cellphone display to send mail or to perform any other operation 
while driving is prohibited by law in Japan.
(Revised Traffic Control Law, effective November 1, 2004)
× Reading mail or looking 
× Holding a cellphone in 
at the display.
your hand to talk.
Turn off your cellphone or
enter Drive Mode while driving.
Drive Mode
In Drive Mode, the phone will play the message “ ただいま車を運
転しています。・・” (I am driving right now...), and then ask the 
caller to leave a message using Easy Voice Memo. 
 
While the standby screen is on the display, press (, 
and then press 1 (ON). Next, press 2 (Drive 
Mode) to enter Drive Mode.
’ m driving
i g h t now...
r
I
4
Beware of spam and one-ring calls!
How to Combat Spam
You can set up mail filters to block specific 
mail or mail identified as “ 未承諾広告※ ” 
(unsolicited advertisement), which often 
includes a lot of spam. 
Your cellphone has the following filters for 
blocking spam.
・未承諾広告フィルター (unsolicited 
advertisement filter)
・アドレスフィルター (address filters)
−指定拒否設定 (blocks specific mail) 
−指定受信設定 (receives specific mail)
Page
55
Beware of one-ring calls!
A “one-ring call” (wan-giri in Japanese) rings 
your phone only once, in an attempt to make 
you call back to a service that automatically 
bills you very high charges.
i n g
r
O
-
e
n
c a ll!
The red      icon at the 
head of an incoming 
record indicates that 
the call rang for only four seconds or less. 
This indicates a possible “one-ring call.”
XXXX
XXXX
Page
31
5
Disaster Message Board Service
Disaster Message Board
The Disaster Message Board lets you use EZweb to register 
information about your well-being in case of a major disaster. The 
information you register can be accessed from anywhere in Japan 
over EZweb or the Internet.
Registering 
Disaster Message 
Board Information
 • When a major disaster strikes, you can use your au 
cellphone to access the “ 災害用伝言板 ” (Disaster Message 
Board) on EZweb and register your current condition, 
comments, and other information about your well-being.
 • After you register information, it can be sent by mail to 
family, friends, and other individuals you have registered 
as a recipient of your Disaster Message Board information.
Accessing 
Disaster Message 
Board Information
 • Disaster Message Board information can be accessed by 
inputting the phone number of an individual over EZweb or 
the Internet.*
* Disaster Message Board information can be accessed 
from another type of cellphone (excluding TU-KA), PHS, 
or computer at http://dengon.ezweb.ne.jp/.
EZ  Top Menu  災害用伝言板 
(Disaster Message Board)
Disaster Message 
Board Access
http://dengon.ezweb.ne.jp/
I’ m  
O K .
6