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.
May 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 ............................................................................. 46
Charger care and safety ............................................................................. 49
Care & Maintenance ................................................................................... 50
Before you get started
Thank you for choosing nubia’s digital mobile phone nubia NX512J, 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/turn off the phone; reboot the phone.
Press: turn off and lock the screen, or wake up the screen.
Home key
Press it to return to the home screen from any other interface.
Press and hold it to open Google search.
Menu key
Press it to open the tools menu of the current interface.
Back key
Press it to return to the previous menu.
Press and hold it to open the list of recently used applications.
Volume key
Press the upper key to raise the volume. 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
Charging
In a call
Missed calls
Flight mode enabled Silent mode enabled
Connected to Wi-Fi Vibrate mode enabled
Wi-Fi hotspots enabled
Music player On
New Email
Unread messages
Bluetooth On
larm On
Call forwarding enabledSIM card unavailable
Headset inserted
GPS enabled
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.
Press and hold the small dot area and drag to quickly start navigation.
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.
Drag the icon to the navigation bar with dots to quickly switch to another screen.
Arrange Icons
3
1. On the Home screen, press the “Menu” key then select “Arrange Icons” and
touch the icons you want to arrange to move them to the bottom of the screen.
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 to add a new screen and touch 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 > “Wallpapers”.
Add widgets
On the home screen, press the “Menu” key > “Widgets”.
Access recently used applications
1. Press and hold the “Back” key (in the middle of the bottom) to open a list of
most recently used applications.
2. Touch a thumbnail to enter the relevant application, swipe up on an
application thumbnail to remove the application from the list, and swipe down on
an application thumbnail to lock/unlock the application.
3. Touch the round icon at the lower part of the screen to clear the list. The
locked applications won’t be removed.
Use shortcuts panel
On the home screen or in the process of using an application, pull down the
notification panel to open the shortcuts panel.
Touch the shortcut icons to perform the related actions.
4
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. Swipe left to
enter the dialing interface and swipe right to enter the camera interface.
Change screen lock method
1. On the home screen, press “Settings” > “Security and Privacy” > “Screen
lock”.
2. Choose the screen lock method.
5
Calls
Make a call
Directly make a call
1. On the home screen, touch the “Phone” icon 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
1. On the home screen, touch “Phone” to display the dialing keypad.
2. Press and hold the “0” key until “+” appears on the screen, and then dial the
country code or region code, city code and phone number.
6
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 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 > “Call settings”. You can set the options during a call. In
“More settings” menu, you can set 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.
End a call
Touch the icon to end a call.
7
Options during a call
Adjust the volume
During a call, press the volume key to adjust the volume.
Dialpad
During a call, touch “Dialpad” to display the dialing keypad for easy operations.
Speaker
During a call, 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 call
During a call, touch “More” > “Add a call” to make a conference call.
The function requires the support from the network operator.
Call hold
In a call, touch “More” > “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
In a call, touch “More” > “Recorder” to record a call.
Notepad
In a call, touch “More” > “Notepad” to quickly record the information in the call.
8
Call log
1. On the home screen, touch “Phone”.
2. The call log is displayed on the screen. If you want to clear the call log, press
the “Menu” key > “Clearcalllog” .
Voicemail
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.
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 select “New contact”.
2. Enter the information for the new contact.
3. Select the storage location under “Save to Local”.
4. Touch 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 “Find 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” at the top of the screen
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 touch the icon “Group”.
2. Touch the icon “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 the icon.
6. Open a group and touch “Send groupTe xt ” or “Send group Email” 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. Touch the icon “More” >“Delete”.
Delete multiple contacts
1. On the interface of contacts list, touch the icon “More” > “Deletecontact”.
2. Select the contacts you want to delete and touch the icon “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.
11
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. Touch the icon “More” > “Contacts advanced settings” and select from
“IMPORT/EXPORTCONTACTS”.
12
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