doppio DP400 User manual

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DOPPIO DP400
UsersManual
FCC ID: N2GDP400

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1.
DOPPIO DP400...................................................................................................................1
Introduction........................................................................................................................3
The Names and Explanation of Each Part...................................................................3
Appearance.....................................................................................................................3
Safety & Notice...................................................................................................................4
Start to use.........................................................................................................................5
Touch & type.................................................................................................................5
Assemble & charge......................................................................................................5
Switch On and Off..........................................................................................................7
Unlock SIM card.............................................................................................................7
Home screen................................................................................................................7
Quick start: Home screen.............................................................................................7
Text entry......................................................................................................................7
Enter text..........................................................................................................................8
Enter Various Characters.............................................................................................8
Edit Text ...........................................................................................................................8
Select Text.......................................................................................................................8
Shortcut ........................................................................................................................8
BLT 8
GPS 8
Phone..................................................................................................................................9
Make a call....................................................................................................................9
During a call..................................................................................................................9
Emergency calls...........................................................................................................9
Make International Calls...............................................................................................9
Answer Calls...............................................................................................................10
Call History.................................................................................................................10
Contacts............................................................................................................................10
Add a contact..............................................................................................................10
Search contacts..........................................................................................................10
Additional options.......................................................................................................10
Contact groups...........................................................................................................11
Favorites.....................................................................................................................11
Messages..........................................................................................................................11
New message.............................................................................................................12
Delete message threads ............................................................................................12
Forward a message....................................................................................................12
Web application ...............................................................................................................12
WF Networks..............................................................................................................12
Browser.......................................................................................................................13
Multimedia........................................................................................................................13
Camera.......................................................................................................................13
Music 13

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Videos.........................................................................................................................13
FM Radio....................................................................................................................14
Gallery ........................................................................................................................14
Sound Recorder .........................................................................................................14
Other application .............................................................................................................14
Clock 14
Calculator....................................................................................................................14
File manager...............................................................................................................14
Connect to a computer via USB.................................................................................14
Troubleshooting...............................................................................................................15
Introduction
Thank you for purchasing this product.
For your cellular phone to works properly please follow the instructions in this manual. To
prevent any possible accidents or malfunction, please follow all safety warnings. If
informationdescribed in the manual does not accord with actual products, please refer to
our company’s subsequent release of information.
The Names and Explanation of Each Part
Appearance
1
Volume key
2
HeadphoneJack
3
USB Interface
4
Receiver
5
Front Camera
6
Power key
7
Rear Camera
8
Speaker
9
Back key
10
Home key
11
Menu key
12
Screen
13
Back battery
14
Flashlight

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Safety & Notice
WARNING: Please pay attention to these guidelines, it’s dangerous and may break
the law, even the manufacturer will not undertake any responsibility to the user who
does not follow the following recommendations or engages in improper use of
Smart Phone.
If the phone supports the “Flight mode” function, please set the mode as
“Flight mode” on the plane. If not supported please turn off the phone before
boarding, because the phone may cause interference with the aircraft.
Please follow any restrictions on the airplane.
Switch the device off near fuel stations, chemicals, or blasting areas. Keep
the device away from the children.
While driving please obey local laws and regulations with regard to Smart
Phone use. When talking on the phone while driving, please obey the
following rules: Concentrate on driving and be aware of traffic conditions; if
your Smart Phone has a hands-free function, please use it in this mode.
Under poor driving conditions, please stop the car before you dial or pick up
the phone.
Switch off the Smart Phone in the hospital or other places restricting Smart
Phone use. The Smart Phone will affect the normal functioning of electronic
equipment and medical devices, such as pacemakers, hearing aids and
other electrical medical equipment.
Non-original accessories and components are not provided with repair
warranty qualification.
Please do not disassemble your phone by yourself, if your phone is out of
order, please contact your supplier.
Please do not charge the Smart Phone before battery is installed. Do not
short-circuit the battery.
Smart Phone must be charged in the good ventilated and cooling
environment, and away from flammable and explosive materials.
In order to avoiddemagnetization, please keep Smart Phone away from
magnetic materials, such as disks, credit cards etc.
Keep the device dry. Precipitation, humidity, and all types of liquids or
moisture can contain minerals that will corrode electronic circuits. If your
device does get wet, remove the battery, and contact your supplier.
Do not use the Smart Phone in very high or low temperature environments,
and do not expose the Smart Phone to strong sunlight or high humidity.
Do not use liquid or wet cloth with strong detergent to clean the device.
This Smart Phone is provided photograph, video recording and sound
recording functions; please follow the relevant laws and regulations to use
those functions. Photograph, video recording and sound recording without
authorization may violate laws and regulations.
While using the network functions, please do not download files which may
contain a virus, do not install any photos or ring tones which have been

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damaged. If it results in the phone behavingabnormally, our company will
not undertake any responsibility.
Please dispose of batteries according to local regulations, please recycle
when possible. Please do not dispose as household waste.
STATEMENT: Our Company reserves the right to revise this manual content
without prior notice.
Start to use
Touch & type
Use your fingers to manipulate icons, buttons, menus, the onscreen keyboard, and other
items on the touch screen. You can also change the screen's orientation.
To select or activate something, touch it.
To type something, such as a name, password, or search terms, just touch where you
want to type. A keyboard pops up that lets you type into the field.
Other common gestures include:
Touch & hold: Touch & hold an item on the screen by touching it and not lifting your
finger until an action occurs.
Drag: Touch & hold an item for a moment and then, without lifting your finger, move
your finger on the screen until you reach the target position. For example, you can
drag to reposition shortcuts on the Home screen.
Swipe or slide: Quickly move your finger across the surface of the screen, without
pausing when you first touch (so you don't drag something instead). For example,
you can slide a Home screen left or right to view the other Home screens.
Double-tap: Tap quickly twice on a webpage, map, or other screen to zoom. For
example, double-tap a webpage in Browser to zoom in, and double-tap again to zoom
out.
Pinch: In some apps (such as Maps, Browser, and Gallery), you can zoom in and out
by placing two fingers on the screen at once and pinching them together (to zoom out)
or spreading them apart (to zoom in).
Rotate the screen: On most screens, the orientation of the screen rotates with your
device as you turn it. You can change this Display setting.
Assemble & charge
SIM card in
Please install according to the label on the phone. Make sure that the clipped corner of the
SIM card is facing the correct direction and the metallic contacts are facing the correct
direction. Slide the SIM card into the card slot until it stops.
SD card in
Slide the SD card into the SD card slot with the metallic pins facing downwards. Push the
card until it locks into place.
Warning：Use only compatible memory cards for use with this device. Incompatible

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memory cards may damage the card or the device and corrupt the data stored in
the card.
Battery in
With the metallic contacts of the battery facing the metallic contacts in the battery slot,
press the battery down until it locks into place.
Closing the back cover.
Charge up
Ensure the battery is inserted in the handset. To charge the battery, plug in the charger
connector at your phone (USB interface) and then plug the other end into an AC power
socket.
The battery symbol indicates the charging status. While charging, the charge indicators

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will scroll. When all the scroll bars are steady, the battery is fully charged. Disconnect the
charger from the phone. Disconnect the charger from the AC power socket.
Attention: Charge the phone in a well-ventilated place in which the temperature is
from-10oC to +50oC. Use the charger provided by the manufacturer only. The use of
unconfirmed charger may lead to dangers and violate the manufacturer's warranty
clause. If the temperature is too high or too low during the charge, the device will
automatically send a warning and stop charging to avoid damage to the battery or
any danger.
Switch On and Off
Do a long press the Switch on/off key to switch on/off the phone. If the device is switched
on but the SIM card isn't inserted, the lock screen will show "No SIM card"
After inserting the SIM card, the screen will show the notes in the following order when the
phone is switched on:
Type in PIN —If you have already set the SIM code.
Search—The handset will be searching for proper network connection.
Unlock SIM card
To avoid illegal use, the SIM card is enciphered with PIN (personal identification number)
as a protection. When this function is ON and you have already set a PIN code, you need
to type in PIN code every time the handset is switched on in order to unlock SIM card and
use the handset.
You can turn off the SIM PIN code. Yet in this situation, the SIM card can't prevent illegal
use.
Input PIN code, press arrowhead icon to erase typing error and press OK to end
typing. For example, if the PIN code is set as 1234, then type "1234" then press OK.
The SIM card will be locked if you type in wrong code three consecutive times. The
handset will inform you to type in PUK code.
Attention: Your network provider will set a standard PIN code (four to eight numbers) for
your SIM card. It is recommended that you change the code into a personal code as soon
as possible.
Home screen
Quick start: Home screen
The Home screen gives you all your latest information in one place. It's what you see
when you turn on the phone. It is the equivalent of the desktop on a computer. It’s your
gateway to the main features in your phone. You can customize your Home screen with
shortcuts, widgets, folders, and wallpapers.
You need slide the Home screen left or right to view more content in other panels on the
Home screen. You can add shortcuts, widgets, folders, etc. to Home screen.
Text entry
Touch the keys of the on-screen QWERTY keyboard to enter text conveniently. You can
open this keyboard by touching a text field.

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Enter text
Touch the keys on the keyboard to type.
Use the Delete key to erase characters to the left of the cursor.
When you are finished typing, Press theBack key to close the keyboard.
Enter Various Characters
Touch the Symbols key to switch to the numbers and symbols keyboard.
Touch on the symbols keyboard to view additional symbols.
Edit Text
You can edit the text you enter in text fields and use menu commands to cut, copy, and
paste text, within or across applications. Some applications do not support editing some or
all of the text they display. Others may offer their own way to select text you want to work
with.
Touch and hold the text field that contains the text to select the word.
Cut or copy the text.
Select Text
You can select text for cutting or copying. The selected text is highlighted in blue.
Touch and hold the portion that contains text. Some options open with icons.
Move the cursor to select the text.
Shortcut
To add a shortcut to Home screen
1. From Home screen, touch Launcher icon.
2. From APPS tab, you will see the application menu.
3. Touch and hold an application icon until it vibrates, then back to the Home screen, and
drag it to the desired location.
To remove a shortcut on Home screen
If you want to remove the shortcut, you can touch and hold the shortcut icon on Home
screen until it vibrates, and then drag it to remove tab.
BLT
BLT is a short-range wireless communications technology that devices can use to
exchange information over a distance of about 10 meters.
Turn BLT on or off, search for available BLT devices, and make your phone visible or
invisible to other BLT devices.
1. Rename phone: check and rename device name.
2. Visibility timeout: set the time of others can find your Device.
3. Show received files: show the files download and upload.
4. Through the BLT connect headset, can realize to make calls and listening to music
GPS
From Settings into the location access, open the GPS satellites, connection on the GPRS

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or WF for navigation and positioning.
Phone
Make a call
Touch phone icon on the Home screen.
In dialing screen, input number and touch Dial icon to dial the inputted number.
During a call
During a call, there are some call options available to you. These call options can be seen
only during a call. When a call is in progress, you can put it on hold, initiate a phone
conference, mute your microphone etc.
Touch
Go to the key pad
Touch
To turn on/off the speaker.
Touch
Mute your voice so that the other party cannot hear you.
Touch
To place a call on hold.
Touch
Open dial pad to dial the second call.
Conference
In Conference call mode, you answer the incoming call and add it to the conference in
accordance with the instructions; Hold multiparty conference; Have a private conversation
with one party and hold other parties' call; Connect one party to the other and end the
conference call; Put one party on hold; End current call and all hold on calls.
Emergency calls
You can call for emergency service as long as you are in the network coverage (check the
signal strength indication bar on the upper right side of the handset screen). If your
network provider doesn't provide roaming service in this area, there will be "Emergency
calls” on the lock screen. If you are in the network coverage, you can make emergency
calls even without a SIM card.
Make International Calls
If you need to make an international call, do a long press on the 0 key on the virtual
keyboard until the sign "+" appears for international calls prefix, which helps you call from
any country (For example, in China that is 86)even if you don't know the international call
prefix of that country.
You can make an international call according to the following typing order: +› country

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code › complete phone number › dialing icon (type in the prefix code, and then continue to
enter the country code and complete phone number). Country code usually follows
conventional practice: German is 49, Britain 44, Sweden 46 and so on.
Answer Calls
Drag the icon to answer to answer an incoming call. If your headphone is connected to the
handset, you can use the headphone key on the headphone answer calls.
Attention: A short press of the headphone key will answer the call while a long one will
reject the call.
Call History
This handset not only can list all calls in reverse chronological order, but also list a floating
menu with allanswered, dialed, missed calls for checking call history of different kinds.
Contacts
The Contacts application gives you the ability to store and manage all your contacts.
Add a contact
1. From your Home screen, touch Contact icon or find it in:Application menu >contact.
2. Touch .
3. Select a location to save.
4. Enter the information for the contact.
5. After you finish, touch DONE.
Search contacts
1. From your Home screen, touch Contact icon or find it: Application menu >Contact.
2. Touch .
3. Input to keyword search contacts.
4. The matched contacts listed phone automatically.
Additional options
From contacts list screen, Press Menu key, some additional options will be available to
you. For example, import/export, and share visible contacts.
Delete contact: You can mark much more than one contact, and then delete these
marked contacts.
Contacts to display: To select which contacts to display in the contacts list.
Import/export: Copy contacts to which you want import.