Zte Z755 User manual

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Z755
Mobile Phone
User Manual

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About This Manual
Thank you for choosing this ZTE mobile device. In order to keep
your device in its best condition, please read this manual and
keep it for future reference.
Copyright
Copyright © 2015 ZTE CORPORATION
All rights reserved.
No part of this publication may be quoted, reproduced, translated
or used in any form or by any means, electronic or mechanical,
including photocopying and microfilm, without the prior written
permission of ZTE Corporation.
Notice
ZTE Corporation reserves the right to make modifications on print
errors or update specifications in this guide without prior notice.
This manual has been designed with the utmost care to ensure
the accuracy of its content. However, all statements, information
and recommendations contained therein do not constitute a
warranty of any kind, either expressed or implied. Please refer to
For Your Safety to be sure to use your phone properly and safely.
We offer self-service for our smart terminal device users. Please
visit the ZTE official website (www.ztedevice.com) for more
information on self-service and supported product models.
Information on the website takes precedence.
Disclaimer
ZTE Corporation expressly disclaims any liability for faults and

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damages caused by unauthorized modifications of the software.
Images and screenshots used in this manual may differ from the
actual product. Content in this manual may differ from the actual
product or software.
Trademarks
ZTE and the ZTE logos are trademarks of the ZTE Corporation.
Google and Android are trademarks of Google, Inc.
The Bluetooth®trademark and logos are owned by the Bluetooth
SIG, Inc. and any use of such trademarks by ZTE Corporation is
under license.
microSDHC logo is a trademark of the SD-3C, LLC.
Qualcomm®Snapdragon™ processors are products of
Qualcomm Technologies, Inc.
Qualcomm and Snapdragon are trademarks of Qualcomm
Incorporated, registered in the United States and other countries.
Used with permission.
Other trademarks and trade names are the property of their
respective owners.
Version No.: R1.0
Edition Time : January 27, 2015

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Contents
Getting Started.......................................................11
Getting to Know Your Phone ............................................. 11
Knowing the Keys..............................................................13
Installing the micro-SIM Card and Battery.........................13
Installing the microSDHC™ Card ......................................16
Charging the Battery..........................................................17
Extending the Battery Life .................................................19
Powering On/Off................................................................19
Setting Up for the First Time..............................................19
Locking/Unlocking the Screen and Keys...........................20
Using the Touch Screen ....................................................21
Getting to Know the Home Screen....................................22
Personalizing..........................................................24
Changing the System Language .......................................24
Setting the Date and Time.................................................24
Changing Ringtone and Notification Sound.......................24
Turning On/Off Touch Sound.............................................25
Adjusting Volume...............................................................25
Switching to Silent Mode...................................................25
Applying New Wallpapers..................................................26
Changing Screen Brightness.............................................27
Protecting Your Phone With Screen Locks........................27
Protecting Your Phone With Encryption.............................28

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Knowing the Basics...............................................30
Monitoring the Phone Status .............................................30
Managing Notifications ......................................................31
Managing Shortcuts and Widgets......................................34
Organizing With Folders ....................................................35
Rearranging the Favorites Tray .........................................36
Entering Text......................................................................36
Editing Text........................................................................39
Opening and Switching Apps.............................................41
Connecting to Networks and Devices..................42
Connecting to Mobile Networks.........................................42
Connecting to Wi-Fi®.........................................................43
Connecting to Bluetooth®Devices.....................................46
Connecting to Your Computer via USB..............................48
Connecting to Virtual Private Networks..............................50
Phone Calls............................................................53
Placing and Ending Calls...................................................53
Answering or Rejecting Calls.............................................54
Working With the Call Log .................................................54
Calling Your Contacts ........................................................56
Checking Voicemail ...........................................................56
Using Options During a Call...............................................57
Managing Multi-party Calls ................................................58
Adjusting Your Call Settings...............................................59
People.....................................................................65

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Checking Contact Details ..................................................65
Adding a New Contact.......................................................65
Setting Up Your Own Profile..............................................66
Importing, Exporting, and Sharing Contacts......................66
Working With Favorite Contacts........................................68
Working With Groups ........................................................69
Searching for a Contact.....................................................70
Editing Contacts ................................................................71
Accounts.................................................................73
Adding or Removing Accounts ..........................................73
Configuring Account Sync .................................................74
Email .......................................................................76
Setting Up the First EmailAccount....................................76
Checking Your Emails........................................................76
Responding to an Email ....................................................77
Writing and Sending an Email ...........................................78
Adding and Editing Email Accounts...................................79
Changing General Email Settings .....................................80
Gmail™ ...................................................................81
Opening Your Gmail Inbox.................................................81
Switching Accounts............................................................81
Writing and Sending a Message........................................82
Replying to or Forwarding a Message...............................82
Working With Received Attachments.................................83
Working With Labels..........................................................83

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Changing Gmail Settings...................................................84
Messaging..............................................................85
Opening the Messaging Screen.........................................85
Sending a Message...........................................................85
Replying to a Message......................................................86
Forwarding a Message ......................................................86
Copying a Message...........................................................87
Changing Message Settings..............................................87
Calendar .................................................................88
Viewing Your Calendars and Events..................................88
Creating an Event..............................................................89
Editing or Deleting an Event ..............................................90
Changing Calendar Settings..............................................90
Google+™...............................................................91
Getting Started With Google+............................................91
Changing Google+ Settings...............................................92
Browser ..................................................................93
Opening the Browser.........................................................93
Downloading Files .............................................................94
Changing Browser Settings ...............................................94
Maps .......................................................................95
Activating Location Services..............................................95
Getting Your Location ........................................................95
Searching for a Location....................................................96

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Getting Directions to Your Destination...............................96
Google Now™ and Search....................................98
Enabling Google Now........................................................98
Searching With Text...........................................................98
Searching by Speaking......................................................99
Changing Search Settings.................................................99
Camera..................................................................100
Capturing a Photo ...........................................................100
Recording a Video...........................................................101
Customizing Camera Settings.........................................102
Gallery...................................................................104
Opening Gallery ..............................................................104
Working With Albums ......................................................104
Working With Pictures.....................................................105
Retouching Your Pictures................................................106
Playing Videos.................................................................107
Music.....................................................................108
Copying Music Files to Your Phone.................................108
Viewing Your Music Library .............................................109
Set a Song as the Default Ringtone................................109
Playing Music.................................................................. 110
Managing Playlists............................................................111
Play Music ............................................................112
Playing Your Music.......................................................... 112

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Managing Playlists...........................................................114
Video Player.........................................................115
Opening the Video Library...............................................115
Playing and Controlling Videos........................................115
Managing Video Files......................................................115
Sound Recorder...................................................117
Recording a Voice Memo.................................................117
Playing a Voice Memo.....................................................117
More Apps ............................................................119
Clock................................................................................119
Calculator ........................................................................120
Chrome™ ........................................................................120
Downloads.......................................................................121
File Manager....................................................................121
Note.................................................................................121
Task Manager..................................................................122
YouTube™ .......................................................................122
Google Play™ Store ............................................123
Browsing and Searching forApps....................................123
Downloading and Installing Apps.....................................123
Creating a Google Wallet™ Account................................124
Requesting a Refund for a Paid App................................125
Managing Your Downloads..............................................125
Settings ................................................................127

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General Settings..............................................................127
Wireless and Networks....................................................130
Device .............................................................................131
Personal..........................................................................132
Accounts..........................................................................134
System ............................................................................135
Upgrading the Phone Software...........................136
Troubleshooting...................................................137
For Your Safety.....................................................142
General Safety ................................................................142
RF Exposure Information (SAR)......................................143
FCC Regulations.............................................................145
Hearing Aid Compatibility (HAC) regulations for Mobile
phones.............................................................................147
Distraction .......................................................................148
Product Handling.............................................................149
Electrical Safety...............................................................153
CTIA Requirements.........................................................154
Radio Frequency Interference.........................................155
Explosive Environments..................................................157

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Getting Started
Getting to Know Your Phone
Touch Screen
Recent Apps Key
Earpiece
Home Key
Back Key
Proximity & Light
Sensor
Front Camera
Indicator Light
Volume Key

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Charging/
micro-USB Jack
Power Key
Back Camera
Flash
Headset Jack
Back Cover
Speaker
Microphone

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Knowing the Keys
Key
Function
Power Key
Press and hold to turn on or off airplane
mode, enable silent mode, vibration mode or
sound, restart the phone or power off.
Press to switch your phone to sleep mode or
wake it up.
Back Key
Touch to go to the previous screen.
Home Key
Touch to return to the Home Screen from
any application or screen.
Touch and hold to access Google Now.
Recent App
Key
Touch to see recently used applications.
Volume Up/
Down
Press or hold to turn the volume up or down.
Installing the micro-SIM Card and
Battery
Switch off your phone before installing or replacing the battery or
the micro-SIM card.
1. Insert your fingernail into the slot at the bottom left of the back
cover and lift it up gently.

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2. Hold the micro-SIM card with the cut corner oriented as
shown and slip it into the card slot.

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WARNING!
To avoid damage the phone, do not use any other kind of SIM
card, or any non-standard micro-SIM card cut from a SIM
card. You can get a standard micro-SIM card from your
service provider.
3. Insert the battery by aligning the metal contacts on the
battery with the metal contacts in the battery compartment.
Gently push down on the battery until it clicks into place.
4. Align the back cover with the back of the phone and press the
cover back into place. Ensure that all the tabs are secure and
there are no gaps around the cover.

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Installing the microSDHC™ Card
The microSDHC card can be installed and removed while the
phone is turned on. Unmount the microSDHC card before
removing it.
1. Remove the back cover.
2. Hold your microSDHC card with the metal contacts facing
down and slide it in.
NOTE:
Some applications may require a microSDHC card to work
normally or may store certain data on it. Therefore, it is
recommended that you keep a microSDHC card installed and
not remove or replace it randomly.

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3. Replace the back cover.
Charging the Battery
Your phone’s battery should have enough power for the phone to
turn on, find a signal, and make a few calls. You should fully
charge the battery as soon as possible.
If the battery is low, there will be a pop-up message on the
screen. As you charge your phone, the screen will tell you the
exact battery level each time you wake up your phone.
WARNING!
Use only ZTE-approved chargers and cables. The use of
unapproved accessories could damage your phone or cause the
battery to explode.
1. Connect the adapter to the charging jack. Ensure that the
adapter is inserted with the correct orientation. Do not force
the connector into the charging jack.

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2. Connect the charger to a standard AC wall outlet. If the phone
is on, you’ll see a charging icon, such as or , appear on
the status bar.
3. Disconnect the charger when the battery is fully charged.
NOTE:
If the battery is extremely low, you may be unable to power on
the phone even when it is being charged. In this case, try again
after charging the phone for at least 10 minutes. Contact
customer service if you still cannot power on the phone after
prolonged charging.

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Extending the Battery Life
Active applications, screen brightness levels, Bluetooth and Wi-Fi
usage and GPS functionality can drain your battery. You can
follow the helpful tips below to conserve your battery power:
Reduce the screen backlight time.
Lower the screen brightness.
Turn auto-sync, Wi-Fi, and Bluetooth off when not in use.
Disable the GPS function when not in use. Most applications
using this function will periodically query the GPS satellites
for your current location; each query drains your battery.
Powering On/Off
Press and hold the Power Key to turn on your phone.
To turn it off, press and hold the Power Key to open the
options menu. Touch Power off and then touch OK.
Setting Up for the First Time
When you first power on your phone after you purchase it or
reset it to factory settings (see Settings –Personal –Backup and
Reset), you need to do some settings before using it.
1. Touch the language field to select the language you want to
use and then touch Start.
2. Set the date, time, and time zone, or use date and time data

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provided by the network. Then touch Next.
3. Touch New to create a Google account or touch Existing to
sign in to your account.
You can also touch Not now to set up an account later.
4. Configure the Google location options and touch Next.
5. Enter your name, which the phone uses to personalize some
apps, and touch .
6. You will be prompted to accept the terms of Google service.
Touch Next to continue.
7. Touch Finish to complete the setup.
NOTE:
If the SIM is not installed, the phone would prompt you to connect
to a Wi-Fi network before setting the time.
Locking/Unlocking the Screen and
Keys
Your phone allows you to quickly lock the screen and keys (put
the phone into sleep mode) when not in use and to turn the
screen back on and unlock it when you need it.
To lock the screen and keys:
To quickly turn the screen off and lock the keys, press the Power
Key.