form or by any means, electronic or mechanical, including photocopying and
microfilm, without the prior written permission of Nubia Technology Co., Ltd.
Nubia Technology Co., Ltd. reserves the right to make modifications on print
errors or update specifications in this manual without prior notice.
Trademarks
Android is a trademark of Google, Inc.
The product is manufactured under the license of Dolby Laboratory. Dolby and
the double-D symbol are registered trademarks of Dolby Laboratories.
All other trademarks remain the property of their respective owners.
Statement of Third-party Applications
During the installation process of some third-party applications, the issues of
repeated restart or abnormal use of software might be caused by incompatibility
of the third-party applications, rather than the phone itself.
Version 1.0, Oct. 2016
Contents
Before you get started ............................................................................ 1
Operation of the Keys 1
Icons on the Status Bar 2
Screen Control 2
Home screen 3
Lock and unlock the screen 5
Using your phone safely 50
Charger care and safety 52
Care & Maintenance 53
Before you get started
Thank you for choosing nubia NX531J digital mobile phone, which we’ll simply
call ‘phone’ from now on.
Based on Android
appearance and cool user interface, which bring you a brandnew experience.
To guarantee your phone is always in its best condition, please read this manual
carefully before you get started.
And don’t worry if the pictures we use to demonstrate your phone’s functions
look a little different from what you see on its screen. It’s the functions they show
that matter.
If there is any inconsistence caused by function update between user manual
and your phone, please subject to your phone.
Operation of the Keys
Power/Reboot/Lock key
Press and hold: turn on/off the phone.
Press and hold more than 10 seconds: reboot the phone.
Press: turn off and lock the screen, or wake up the screen.
Home key
Press: return to the home screen from any other interface.
Press and hold: open Google search.
Menu key
Press: open the tools menu of the current interface.
Back key
Press: return to the previous menu.
Press and hold: open the list of most recently used applications.
Volume key
Press the upper key to raise the volume and press the lower key to lower the
volume.
TM
platform, the phone adopts a processor with novel
1
A
Icons on the Status Bar
Icons Descriptions Icons Descriptions
Battery full
In a call Unread messages
Charging
Missed calls
Flight mode enabled Vibrate mode enabled
Connected to Wi-Fi Bluetooth On
Wi-Fi hotspots enabled
Music player On
Call forwarding enabled
Silent mode enabled
larm On
SIM/UIM card unavailable
GPS enabled
Headset inserted
Screen Control
You can control your phone through a series of operations on the screen.
- Touch: touch once on an item on the screen to select it or open whatever you
touch.
- Swipe: slide your fingers on the screen to move through what’s on the screen.
- Press and hold: press your finger down and leave it there for a few seconds to
open a menu specific to what you're doing.
- Drag:drag an item on the screen to perform certain operations.
- Pinch or stretch: In some applications (e.g., Gallery, Browser), touch the screen
with two or more fingers, and then pinch your fingers together on the screen or
stretch them apart to zoom out or in.
2
- Rotate: In most screens, rotate your phone sideways to switch the screen from
portrait mode to landscape mode.
Home screen
The home screen appears as the phone is in idle mode. On the home screen,
you can check the status of the phone and access applications.
Extend home screen
The home screen can be extended to exceed the width of the screen to provide
more space for newly added applications, shortcuts, widgets, etc.
Swipe left or right to move to the left or right side of the home screen.
Touch the small dot at the lower part of the screen to directly move to the
corresponding screen.
Self-defined function bar
There are four icons at the bottom of the screen. You can replace these icons
with the applications or shortcuts that you need access most frequently.
1. Press and hold an icon at the function bar and drag it to the area outside the
function bar.
2. Press and hold another icon you want to replace with, and then drag it to an
empty area in the function bar.
Show/hide notification panel
As a new notification icon appears in the notification panel, you can pull down
the notification panel and touch a notification to perform detailed operation.
Swipe up from any place on the screen to hide the notification panel.
Move icons on home screen
Press and hold the icon you want to move, drag it to your desired position on the
screen and release it.
Arrange Icons
1. On the Home screen, press the “Menu” key to select “Arrange Icons”, touch
the icons you want to arrange and move them to the bottom of the screen.
3
2. Swipe right to the target screen and touch the icons at the bottom of the
screen to move to the target screen.
3. Touch the icon to add a new screen and touch the icon to set the
current screen as the Home screen.
Remove icons on home screen
To uninstall an application or remove a widget, press and hold the Application or
Widget icon and drag it to the “Remove/Uninstall” icon at the top of the screen.
Note:
The system built-in applications cannot be removed.
Change desktop wallpaper
On the home screen, press the “Menu” key to select “Wallpapers”.
Add widgets
On the home screen, press the “Menu” key to select “Widgets”.
Access recently used applications
1. Press and hold the “Back” key to open a list of most recently used
applications.
- Touch a thumbnail to enter the relevant application.
- Swipe up on an application thumbnail to remove the application from the list.
- Swipe down on an application thumbnail to lock/unlock the application.
2. Touch the round icon at the lower part of the screen to clear the list.
Note:
The locked applications won’t be removed.
Use shortcuts panel
1. On the home screen or in the process of using an application, pull down the
notification panel to open the shortcuts panel.
4
2. Swipe down from the shortcuts panel to show more shortcut icons.Touch the
shortcut icons to perform the related actions.
Create a folder and add items into the folder
1. On the home screen, press and hold an icon and drag it to another icon on the
screen to create a folder containing these two icons.
2. Press and hold other icons and drag them to the folder.
Lock and unlock the screen
Lock the screen
Press the “Power” key to lock the screen. The phone shall automatically lock the
screen after it’s not used for a while.
Show Music widget
When the screen is locked, press the “Power” key to light up the screen, and
double touch the “Home” key to display the Music widget.
Unlock the screen
1. Press the “Power” key to turn on the LCD.
2. Swipe up from the bottom of the screen to unlock the screen.
Change screen lock method
1. On the home screen, select “Settings” > “Lock screen” > “Screen lock”.
2. Choose the screen lock method.
5
Calls
Make a call
Directly make a call
1. On the home screen, touch the icon “Phone” to display the dialing keypad.
2. Touch the numeric buttons to input the telephone number and touch the
button to make a call.
You can also use your Dialer to quick search and call people from your Contacts.
Pay attention to your Dialer, on each button you can find letters. Use this letters
to find your Contact. Start to type name of contact, using Dialer, as when you
type message.
Example: if you need to find and dial Contact with name John, you need dial:
5(JKL) - 6(MNO) - 4(GHI) - 6(MNO).
Note:
If you have inserted two SIM cards, there will be two call icons on the dialing
interface. Select SIM 1 or SIM 2 to make a call.
Make a call from Contacts
On the home screen, touch “Contacts” to select the contact you want to call, and
then touch the icon to make a call.
Make a call from call logs
On the home screen, touch “Phone” to select a call from call logs and touch it to
make a call.
Make an international call
On the home screen, touch “Phone” to display the dialing keypad, press and
hold the “0” key until “+” appears on the screen, and then dial the country code or
6
region code, city code and phone number.
Dial a call from messaging
1. On the home screen, touch “Messaging” to open the message interface.
2. Touch the desired message to open it.
3. Touch “Detail” and the icon to call the sender.
Speed dial
On the dialing keypad, press and hold 2-9 key to quickly call the corresponding
contact. Please perform settings according to the prompt.
Call Settings
1. On the home screen, touch “Phone” to display the dialing keypad.
2. Press the “Menu” key to select “Call settings”. You can set the options during a
call. In “More settings” menu, you can set Fixed Dialing Numbers, Call
Forwarding and Call Waiting etc.
Answer a call
The phone shall ring or vibrate (depends on the current mode and settings) upon
an incoming call.
On an incoming call interface, hold the icon and swipe down to answer the
call.
Reject a call
On an incoming call interface, hold the icon and swipe up to reject the call.
If you want to send a text message while rejecting the call, hold the icon “Reply
with SMS” on the screen and swipe up to select your desire text message.
7
End a call
Touch the icon to end a call.
Options during a call
Adjust the volume
In a call, press the volume key to adjust the volume.
Dialpad
Touch “Dialpad” to display the dialing keypad for easy operations.
Speaker
Touch “Hands-free” to enter the hands-free mode and touch it once again to
resume.
Mute
Touch “Mute” to turn off the microphone so the other party is unable to hear your
voice. Touch “Mute” again to turn mute off.
Add a call
Touch “Add a call” to make a conference call.
The function requires the support from the network operator.
Call hold
Touch “Hold” to hold the current call and touch it again to resume the call. This
function requires the support from the network operator.
Call record
Touch “Recorder” to record a call.
Notepad
Touch “Notepad” to quickly record the information in the call.
8
Contact
Touch “Contact” to enter the list of contacts.
Call log
1. On the home screen, touch the icon “Phone”.
2. All call logs are displayed on the screen. If you just want to show missed calls
only in Call Log, please touch the Call Log area, pull it down and touch “Show
missed calls only”.
Voicemail
You can set “Forward missed call to voice mail”. If you’ve missed an incoming
call, the caller can leave a voice message.
Note:
Prior to access to voicemail server, you must save voicemail server number.
Please contact your network operator to get the number.
Set voicemail
1. On the home screen, touch “Phone” to display the dialing keypad.
2. Press the “Menu” key to select “Call settings” > “More settings” > “Voicemail
settings”.
3. Touch “Voicemail number” to set.
Listen to voicemail
On the home screen, touch “Phone” to display the dialing keypad, and press and
hold “1” key to listen to voicemail.
9
Contacts
In Contacts you can view or manage your contacts.
Create new contact
1. On the home screen, touch “Contacts” and the icon
2. Enter the information of the new contact.
3. Select the storage location.
4. Touch “OK” to save.
Tips :
You can also create new contact from the dialing interface.
.
Search contacts
After you enter “Contacts”, all contacts will be arranged in alphabetical order.
1. Swipe up/down to scroll the list of contacts. You can also quickly scroll the list
by dragging your fingers along the right index.
2. Touch “Search contacts” and enter a contact’s name to quickly find the
contact.
3. Touch a contact’s name to view the details of the contact.
4. When a contact is open, you can touch the icon to dial and touch the
icon to send a message.
Add to Favorites
1. Enter “Contacts” and select the contact you want to add to favorites.
2. Touch the icon “Star”.
3. On the Contacts interface, touch the page “Favorites” to view the contacts you
have added to Favorites.
Note:
You can only add the contacts saved in the phone to Favorites.
10
Contacts group
After creating a contacts group, you can send a message or an email to the
whole group.
1. Enter “Contacts” and press the “Menu” key to select “Group”.
2. Touch “Creategroup”.
3. Enter a name for the group.
4. Touch “Groupringtone” to set the ringtone for the group, and enter a contact’s
name or touch the icon to select from the list of contacts.
5. Touch “OK” to save.
6. Open a group and touch “Send group message” or “SendgroupEmail” at the
bottom of the screen to send a text message or Email to all of the group
members.
Note:
You can only add the contacts saved in the phone to Contacts group.
Delete a contact
1. Enter “Contacts” and touch the contact you want to delete.
2. Select “More” >“Delete”.
Delete multiple contacts
1. On the interface of contacts list, press the “Menu” key to select “Delete
contact”.
2. Select the contacts you want to delete and touch “OK”.
Edit a contact
1. Enter “Contacts” and touch the contact you want to edit.
2. Touch the icon “Edit” at the bottom of the screen.
Share a contact
You can share the information of a contact via Bluetooth, Email, etc.
1. Enter “Contacts” and touch the contact you want to share with others.
11
2. Touch the icon “Share”.
Import & export contacts
You can move contacts from the SIM card/SD card to the phone or from the
phone to the SIM card/SD card.
1. Enter “Contacts”.
2. Press the “Menu” key to select “Contacts advanced settings” and choose from
“IMPORT/EXPORTCONTACTS”.
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