Adcom 721C User Manual

Table

Table of

of

of Contents

Contents

Basic Introduction ................................................................................................................ 1

Outlook description .................................................................................................. 1

S pecification ............................................................................................................. 1

Quick Start ............................................................................................................................ 2

Battery management and charging ........................................................................... 2

Boot and Shutdown ................................................................................................... 2

Connect with PC ....................................................................................................... 3

Interface Introduction ........................................................................................................... 4

Top bar of the Interface ............................................................................................. 4

The HOME Screen menu .......................................................................................... 5

Desktop ..................................................................................................................... 5

Basic Operation .................................................................................................................... 6

Date and time settings: .............................................................................................. 6

Display settings ......................................................................................................... 7

Wireless Connection: ................................................................................................ 8

Call .................................................................................................. …… ..... ……… 9

Applications install and uninstall .............................................................................. 9

Browser ................................................................................................................... 10

Video player: ........................................................................................................... 11

Music player: ........................................................................................................... 11

Photo Browser ......................................................................................................... 12

Camera .................................................................................................................... 13

Sound Recorder ....................................................................................................... 14

Market ..................................................................................................................... 16

Frequently Asked Questions .............................................................................................. 16

Important Safety Precautions ............................................................................................. 18

System:Android4.0

Processor: Boxchip A10

Edition:V0 2

DA40

1

Basic

Basic Introduction

Introduction

Outlook

Outlook description

description

Basic

Basic specification

specification

 CPU:

CPU:

CPU: Boxchip A10 Cortex A8-1.0Ghz

 L

L

L C

C

C D

D

D Screen:

Screen:

Screen: 7 " 800 * 480 LED backlight

 Camera:

Camera:

Camera: Front 0.3M/Rear 2.0M pixel camera

 Operating

Operating

Operating System:

System:

System: Google Android 4.0.3

 Network

Network

Network Connection:

Connection:

Connection: Built-in 802.11 b/g/n wireless Wi-Fi

�

� B

B

B uilt-in

uilt-in

uilt-in 2G/

2G/

2G/ 3G

3G

3G (optional)

(optional)

2 G version: GSM/GPRS/EDGE (850/900/1800/1900MHz)

3 G version: WCDMA/HDSPA/GSM/GPRS/EDGE (GSM :850/900/1800/1900

MHz .WCDMA :2100MHz)

�

� Bluetooth

Bluetooth

Bluetooth ： 2.1 + EDR

 Audio

Audio

Audio format:

format:

format: MP3,WMA,MP2,OGG,AAC,M4A,MA4,FLAC,APE,3GP ,W AV

 Video

Video

Video format:

format:

format: max 2160p full HD video

2

(

AVI,3GP

, MP4 , MPG , RM , RMVB ,

MOV,FLV

, WMV ,MKV)

 TOUCH

TOUCH

TOUCH PANNEL:

PANNEL:

PANNEL: Multi-touch Capacitive screen

 Language:

Language:

Language: support multiple language s

 Ports:

Ports:

Ports: mini USB*1(OTG) , mini HDMI*1, Earphone * 1, TF card slot * 1,DC

IN*1 ,MIC*1 ， SIM card slot *1

 Buttons:

Buttons:

Buttons: Physical buttons: Power/V ol+/V ol-

touch key: Back/Home/Menu

Quick

Quick Start

Start

Battery

Battery management

management

management and

and

and charging

charging

Before using this device, please charge it fully. Put the charger adapter into the DC

jack, the device will start to charge.

【 TIPS

TIPS

TIPS 】 :

:

 This device adopts built-in polymer battery. Only the specified charger should be

used.

 When it is charging, the icon of battery will be rolling.

 When the charging finish, the battery icon will turn blue and stop rolling.

 If you do not use this device for a long time, please charge/release it once one

month to avoid deep discharge.

 When it is power off because of low battery, connect to the charger, the device

will indicate “ low power ” or “ charging ” , please wait for a second until the

machine can turn to the main interface once the power is enough.

 The built-in polymer battery should be charged regularly. The damage caused by

battery over-consuming is not included in the warranty.

Boot

Boot and

and

and Shutdown

Shutdown

Boot:

Boot: Press and hold the power button, the system will enter the boot process

System has been started, entering the Android system:

3

System into the main interface.

Shutdown:

Shutdown: Press the power button, pop-up device options, select Power off

Click OK, you can safely shut down .

Connect

Connect with

with

with PC

PC

By mini USB (OTG) interface of the device,

You

can connect with PC by mini USB

cable attached with the device. USB Data transferring is available.

You

can operate the

files through the PC.

When your device is connected successfully, to pull up the notification area of the status

bar , can see the following icon .

4

Then click to enter the next .

Click , Then the device can transmission data with PC .

N ote: The device also s upport s the

FAT32

format for external devices , for example U

disk , Micro SD card to Transfer data .

Interface

Interface Introduction

Introduction

Top

Top bar

bar

bar of

of

of the

the

the Interface

Interface

A. USB connected. Select to copy files to/from your computer.

B. USB debugging connected. Select to disable USB debugging .

C. Time display: Display the time of the current system, which has been s e t.

5

D. WIFI signal status icon: If connected to the WIFI wireless network, the icon will be

displayed .

E. 2G/ 3G signal status icon: If connect to the 2G/ 3G network, will show the

" 2G/ 3G" network icon .

F. Bluetooth state icon: if open Bluetooth , icon will be displayed .

G. Battery status icon: Display ing the current battery level and the charging status.

H. Back, Home, Menu, recent apps , V olume - ， V olume + ， HOME Screen menu

vir tual buttons.

The

The HOME

HOME

HOME Screen

Screen

Screen menu

menu

Press the menu icon on the device, it will display a home screen menu as

following:

Wallpaper: Users can replace the wallpaper with you wishes.

Manage apps: It can quickly open a list of all applications.

S ystem Settings: Fast access to system settings, user can choose “ Wireless & networks ” ,

“ D isplay ” , “ Date & time ” etc, for personalized settings.

Desktop

When sliding around with your finger to switch the main screen, the desktop fixed on

the main screen, will not move. User could drag the application icon placed on the

Adcom 721C User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual