AT&T Z431 User Guide

							User Guide
AT&T Z431  
						

							Getting Started ........................................................................\
....................................................................1
  Starting Up ........................................................................\
........................................................................\
. 1
  Charging the Battery ........................................................................\
.................................................... 4
  Switching Your Phone On/Off ........................................................................\
................................. 5
  Getting to Know Your Phone ........................................................................\
.................................... 6
  Key Functions  ........................................................................\
................................................................. 7
  Home Screen ........................................................................\
.................................................................. 9
  Main Menu ........................................................................\
........................................................................\
 11
Phone Calls ........................................................................\
........................................................................\
.. 13
  How to Make Calls ........................................................................\
....................................................... 13
  How to Receive Calls ........................................................................\
................................................. 13
  Adjusting Your Call Settings ........................................................................\
................................... 13
  Adjusting the Volume ........................................................................\
................................................ 14
  Using Call History ........................................................................\
......................................................... 14
Address Book ........................................................................\
..................................................................... 15
  Adding a New Contact ........................................................................\
.............................................. 15
  Searching Contacts ........................................................................\
................................................... 15
  Configuring Speed Dial ........................................................................\
............................................. 16
  Performing a Speed Dial ........................................................................\
.......................................... 16
Entering Text ........................................................................\
...................................................................... 18
Messaging ........................................................................\
........................................................................\
.... 20
  SMS and MMS Messages ........................................................................\
......................................... 20
 Voicemail ........................................................................\
........................................................................\
 22
Contents
i
Contents
Devices purchased for use on AT&T’s system are designed for use exclusively on AT&T’s 
system. You agree that you won’t make any modifications to the Equipment or programming 
to enable the Equipment to operate on any other system. A voice plan is required on all 
voice-capable devices, unless specifically noted otherwise in the terms governing your 
agreement. Some devices or plans may require you to subscribe to a data plan.
Your phone is designed to make it easy for you to access a wide variety of content. For your 
protection, we want you to be aware that some applications that you enable may involve the 
location of your phone being shared. For applications available through AT&T, we offer privacy 
controls that let you decide how an application may use the location of your phone and 
other phones on your account. However, the AT&T privacy tools do not apply to applications 
available outside of AT&T. Please review the terms and conditions and the associated privacy policy for each location-based service to learn how location information will be used and 
protected. In addition, your AT&T phone may be used to access the Internet and to down-
load, and/or purchase goods, applications, and services from AT&T or elsewhere from third 
parties. AT&T provides tools for you to control access to the Internet and certain Internet 
content. These controls may not be available for certain devices which bypass AT&T controls.
AT&T may collect certain types of information from your device when you use AT&T services 
to provide customer support and to improve its services. For more information on AT&T’s 
Privacy Policy, visit att.com/privacy.
microSD™ is a trademark of SanDisk. The Bluetooth
® word mark and logos are registered 
trademarks owned by Bluetooth SIG, Inc.
Copyright © 2012 ZTE CORPORATION.
All rights reserved.
No part of this publication may be excerpted, reproduced, translated or utilized in any form 
or by any means, electronic or mechanical, including photocopying and microfilm, without 
the prior written permission of ZTE Corporation.
The manual is published by ZTE Corporation. We reserve the right to make modifications on 
print errors or update specifications without prior notice.
Version No. : V1.0 
Edition Time: June 2012 
Manual No. : 079584504097 
						

							Tools ........................................................................\
........................................................................\
..............40
 Alarm ........................................................................\
........................................................................\
...... .40
 Calendar ........................................................................\
........................................................................\
 40
 Calculator ........................................................................\
........................................................................\
 41
  Tip Calculator ........................................................................\
............................................................... 42
 Stopwatch ........................................................................\
...................................................................... 42
  World Time ........................................................................\
.................................................................... 42
 Conversion ........................................................................\
.................................................................... 43
  Recent Calls ........................................................................\
.................................................................. 44
 Notepad ........................................................................\
........................................................................\
.. 44
Settings ........................................................................\
........................................................................\
...... ...45
  Display Settings ........................................................................\
........................................................... 45
  Phone Settings ........................................................................\
............................................................ 45
 Profiles ........................................................................\
........................................................................\
..... 46
  Call Settings ........................................................................\
................................................................... 47
  Connection Settings ........................................................................\
................................................. 48
  Security Settings ........................................................................\
......................................................... 49
  AT&T Software Update ........................................................................\
............................................ 50
Customization ........................................................................\
................................................................... 51
Accessibility ........................................................................\
....................................................................... 52
  TTY Mode ........................................................................\
....................................................................... 52
  HAC (Hearing Aid Compatibility) Mode  ........................................................................\
..........52
 
iii
Contents
 
Email ........................................................................\
........................................................................\
..... ..........24
  Setting Up Your Email Account ........................................................................\
........................... 24
Browsing the Internet ........................................................................\
.................................................. 26
  Using Mobile Web ........................................................................\
....................................................... 26
  Using the ATT.net Homepage ........................................................................\
.............................. 26
  Visiting a Website from within the Browser  ........................................................................\
...26
Bluetooth
®  ........................................................................\
........................................................................\
... 27
 Enabling  Bluetooth ........................................................................\
.................................................... 27
  Connecting to Other Devices ........................................................................\
.............................. 27
  Sending Data ........................................................................\
................................................................ 28
  Receiving Data ........................................................................\
............................................................. 29
Entertainment ........................................................................\
.................................................................. 30
  Capturing and Viewing Pictures ........................................................................\
.......................... 30
  Capturing and Viewing Video ........................................................................\
............................... 30
 Music ........................................................................\
........................................................................\
..... ....31
  Voice Recorder ........................................................................\
............................................................ 34
Social Networking  ........................................................................\
.......................................................... 35
  AT&T Social Net ........................................................................\
........................................................... 35
Yellow Pages  ........................................................................\
...................................................................... 37
 YPmobile
® ........................................................................\
...................................................................... 37
AT&T Navigator® ........................................................................\
.............................................................. 39
ii Contents 
						

							Note: In this User Manual, “press a key” means to press the key and release it, while 
“hold a key” means to press the key for at least two seconds and then release it.
Starting Up 
Removing the Back Cover and Installing the Battery
Note: If you do not plan to use the battery for a long time,  
remove it from the phone and store it in a cool, dry place.
 Hold the Power/End Key to power off the phone.
   Remove the back cover as shown. 
   Carefully insert the battery with the contacts  
located against the metal springs.
 Push down the battery until fully seated.
 Replace the cover on the back of the phone.
Removing the Battery
 Hold the Power/End Key to power off the phone.
 Remove the back cover.
   Lift the end of the battery near the bottom  
of the phone to remove it.
Getting Started
1
Getting Started
 
Care and Maintenance ........................................................................\
................................................ 53
  General Care ........................................................................\
................................................................ 53
  General Guidelines ........................................................................\
.................................................... 55
  CTIA Requirements ........................................................................\
................................................... 56
  Aircraft Safety ........................................................................\
.............................................................. 57
  Hospital Safety ........................................................................\
............................................................ 57
  Road Safety ........................................................................\
................................................................... 58
  Vehicles Equipped with Airbags ........................................................................\
.......................... 58
  Declaration of Conformity ........................................................................\
.................................... 59
  Disposing of Your Phone ........................................................................\
........................................ 59
  Emergency Service ........................................................................\
................................................... 59
  HAC Mode ........................................................................\
..................................................................... 60
Troubleshooting and FAQs ........................................................................\
........................................ 61
Specifications ........................................................................\
................................................................... 64
FCC Compliance ........................................................................\
............................................................. 65
Radio Frequency (RF) Energy ........................................................................\
..................................66
Warranty ........................................................................\
........................................................................\
..... .68
  Limited Warranty. ........................................................................\
.......................................................69
  How to Get Warranty Service ........................................................................\
............................... 70
  Other Warranty Program ........................................................................\
........................................ 70
Notes ........................................................................\
........................................................................\
...... .........71
iv Contents 
						

							Removing the SIM Card
 Hold the Power/End Key to power off the phone.
 Remove the back cover and battery.
 Gently remove the SIM card from the card slot.
Inserting the microSD™ Card
Note: This phone can support a memory card with a capacity of up to 32 GB.
 Hold the Power/End Key to power off the phone.
 Remove the back cover and battery.
   Insert the microSD card carefully with the metal contacts facing downward as 
shown. Make sure that the card is fully seated in the slot.
   Reinsert the battery and replace the back cover.
Caution: Do not attempt to use memory cards other than microSD cards with 
this phone. Attempting to use non-compatible memory cards might cause loss of 
data or damage to the phone, and may void your Warranty.
 
3
Getting Started
 
Inserting the SIM Card
Note: You can obtain a SIM card from your service provider when you sign on as  
a subscriber.
Caution:
•  Do not bend, scratch, or touch the metal contacts of your SIM card.
•  Keep the card away from electrical appliances and magnets.
•    Disconnect the charger and other accessories from your phone and remove the 
battery before inserting or removing the SIM card. Failing to do so could cause 
information on the card to be lost or destroyed.
 Hold the Power/End Key to power off the phone.
 Remove the back cover and battery.
   Insert the SIM card into the card slot with the cut corner facing outward as 
shown below. Insert the card into the card holder and push it until it clicks into 
position. Make sure that the SIM card is fully seated in the slot.
 Reinsert the battery and replace the back cover.
2 Getting Started 
						

							 
Removing the microSD Card
 Hold the Power/End Key to power off the phone.
 Remove the back cover and battery.
 Carefully slide the microSD card out of the slot.
Charging the Battery
Note: For best performance, charge the battery fully prior to using the phone for 
the first time. 
 Open the charging port cover.
   Insert the charger’s connector into the charging port. Be sure to insert the  
connector in the correct orientation. Do not force the connector into the port. 
 Plug the charger into a standard AC wall outlet.
   When the battery is fully charged, unplug the charger and disconnect it from 
the phone.
4 Getting Started
Notes:
•   The phone automatically powers off whenever the battery power is too low.
•   
Use only the charger supplied with the phone, or other chargers approved by 
ZTE. Using an unapproved charger may cause damage to the phone and may 
void your Warranty.
•    If the battery is completely discharged or has not been used for an extended 
period of time, the screen may not display the charge indicator until the battery 
has been continuously charged for 10 to 40 minutes.
•    Do not attempt to charge the battery at temperatures lower than 32°F (0°C) or 
higher than 113°F (45°C).
Switching Your Phone On/Off
Note: Take care to observe all posted signs and rules restricting or prohibiting the 
use of handheld mobile devices.
Hold the Power/End Key to turn your phone on or off.
 
5
Getting Started 
						

							 
Getting to Know Your Phone
6Getting Started
 
7
Getting Started
Key Functions
Earpiece
Shift Key Alt Key
Microphone
Micro USB 
Charging   
Port
Send Key
Volume  
Up/Down  
Keys 3.5 mm  
Headset 
Jack
Enter/Return Key Delete Key Power/End Key
Camera Key
Clear Key Right 
Soft Key OK Key 4-Way  
Navigation Key
Lock Key
Left 
Soft Key
Task Key
Camera  Lens
Back Cover
Symbols  Key Space Key
Speaker
Key
Description
OK Key In lists and menus: This key will activate the currently  
selected option.
From the home screen: This key will launch the main menu.
4-Way 
Navigation 
Key In lists, messages, and menus: Used to scroll up, down, left,  
and right.
From the home screen:    
Up: Press to start a SMS (text) 
message. 
Down: Press to open the Address Book. 
Right: Press to access AT&T 
AppCenter.
® 
Left:  Press to access My Stuff.
Left/Right  
Soft Keys
The bottom line of the display shows the options that can be 
selected using the Left  and Right Soft Keys. The options change 
depending on the application/function being used.
Send KeyPress to dial or answer a call. 
From the home screen: Press to show a list of recent calls.
Power/End 
KeyHold to turn the phone on/off. 
Press to end a call, reject an incoming call, cancel dialing, or return 
to the home screen from any screen.
Task KeyPress to launch the Multitasking screen.
Clear KeyDelete characters when entering text.
Volume Up/
Down Keys Adjust the volume of the phone. 
						

							 
8Getting Started
Home Screen
After powering on the phone, when the name of the network is displayed on the 
screen, the phone is in the home screen and ready for use.
The display has four areas:
Indicators and Icons
 
9
Getting Started Indicators and Icons area
Date and Time area
Text and Graphics area
Soft Key function indicators
Indicator
What it means
Signal strength
3G network 
EDGE network
GSM network 
IndicatorWhat it means
New SMS (text) 
message
New MMS (multimedia) 
message
New email message
Key Description
Camera Key From the home screen: Hold to activate the camera function.
From within the Camera application in Camera mode: Take  
a photo.
From within the Camera application in Camcorder mode: Start 
or stop recording.
Space Key
Add a space when entering text.
From the home screen: Hold to activate/deactivate silent mode 
with vibration. 
						

							 
10Getting Started 11
Getting Started
Indicators and Icons (continued)
Indicator What it means
Message memory full
Email inbox full
 
New voicemail
 
Mute 
 
Headset mode
Vibrate mode
Indicator What it means
 
Bluetooth on 
 
Call forwarding active
 
Battery status
 
Missed call
 
GPRS in use (green  
and white)
 
Alarm
Main Menu
From home screen, press the Right Soft Key for Menu to access the main menu.
 
Icon Name Description 
AT&T NaviUse the AT&T Navigator GPS application to get 
spoken turn-by-turn directions.
 
Messaging  Send and read text (SMS) or multimedia  
(MMS) messages.
 
Email   Access mobile email.
 
YPmobile Search for local businesses with Yellow Pages.
Main Menu Icons 
						

							 
12Getting Started
How to Make Calls
 From home screen, enter a phone number.
   Press  the  Send Key to place the call.
Using the Address Book
   From the home screen, select Main Menu > Address Book.
   Highlight a contact and press the Send Key to call the contact.
Refer to the Address Book section in this manual for more details.
How to Receive Calls
Press the Send Key or OK Key to answer an incoming call. Press the OK Key to 
activate the speakerphone.
Tip: If you have connected a headset to the phone, you can press the button on 
the headset to answer the call.
Adjusting Your Call Settings
During a call, you can press the Left Soft Key to access in-call options. The options 
displayed on the menu will change when certain functions are activated. The 
options below will be displayed by default.
Record: Record the current call. Press the OK Key to start/stop recording.
Create Note: Write a note for later retrieval via the Notepad application.
Hold: Put the current call on hold or return to a call previously put on hold.
Goto:  
Display the Contacts, Call Log, Messaging, Browser, or Main Menu during a call.
DTMF off: Enable or disable DTMF tones (touch-tone sounds).
End Call: Disconnect the current call.
Phone Calls
13
Phone Calls
Icon Name Description 
 
Mobile Web Browse the Internet on your phone.
 
AppCenter Download free and paid apps, and install them 
on your phone.
 
App Manager View and manage downloaded and available 
apps.
 
Social Net Access social networks such as Facebook®, 
MySpace™,  and more.
 
Data Balance Auto dials *777*3#
 
My Stuff View applications and tools such as Alarm, 
Calendar, and more.
Address Book
Add, edit, and manage your contacts.
 
Settings Set up and personalize your phone.
Main Menu Icons (continued)