AITech HDTV USB User Manual

							
 
HDTV USB Digital TV software manual 
                  AITech International Corporation 
                                                    V2.63-0630 
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Chapter 1 – DigitalTV Introduction 
1.1 Introduction 
DigitalTV USB allows you to watch digital TV & Radio programs via USB interface.  
With DigitalTV software, users are able to watch, record & play back high quality 
digital TV program on their PC/Notebook.  Please read the instructions carefully 
before you begin the installation. 
1.2 System Requirements 
z IBM or IBM compatible computer 
z OS: Windows XP 
z USB 2.0 Port 
z Sound card 
z Microsoft DirectX 9.0C or above 
z VHF/UHF antenna for ATSC/NTSC products 
z CPU: 2 GHz or above 
z Memory: 512MB or above  
z VGA card with at least 32 MB Memory and DxVA support   
1.3 Features 
z Digital TV and Radio Program Receiving  
z Real time Digital Video Recording  
z Schedule Recording and Time-shifting 
z EPG 
z Multi-Channel Preview (FTA Channels Only)  
z Transponder, region, and Frequency range Auto Scan 
z MPEG-II Software Decoding  
z Aspect Ratio 
z Single/Multiple Frames Capture 
z Favorite List 
z Wake Up Recording 
z Close Caption 
z Software Upgradeable 
 (Note: Some features are only provided by content provider, be sure to check if 
your content provider supports them or not.) 
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Chapter 2 - Installation Introduction 
2.1 Hardware Installation 
Step 1: Connect to USB port 
Step 2: Connect to the antenna or cable signal. 
 
Note 1: If you try to install DigitalTV USB in your Notebook computer, be sure to switch off the 
“POWER SAVING” function or it might lower the CPU performance and influence the operation. 
Note 2: Reception may vary in different location. Please check local broadcaster for more detail 
information. Roof antenna is strongly recommended. 
2.2 Software Installation 
Step 1: Cancel “New Hardware Wizard” 
After the computer is turned on, Windows will find New Hardware.  Please choose 
“Cancel” from the pop up windows.  We will install the driver later by the DigitalTV 
installation program automatically. 
 
Step 2: Insert DigitalTV CD-ROM 
Insert the DigitalTV driver CD into your CD-ROM drive, the “Autorun” window 
should appear.  Click on “Install Software and Driver”.  If the “Autorun” window 
does not appear, please open the “DigitalTV” folder in CD-ROM and launch the 
“Setup” program manually. 
STEP 3: Install finished 
You will see DigitalTV icon on your desktop. 
 
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Chapter 3 – Channel Scanning 
Step 1: On Desktop, click icon DigitalTV. 
Step 2: On POP-UP scan channels TABLE 
Step 3: Select “United States” and Terrestrial” Scan for DTV 
Step 4: Select connected Antenna or Cable Scan for NTSC TV 
 
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Chapter 4 DigitalTV Application Programs 
4.1 Control Panel 
Main control bar and control panel icons:  
 
 
Icon Function Icon Function 
 
Open “Favorite List” 
 
Open Extended Panel 
 
 
 
Capture still image.  Language 
 
 
Channel up 
 
Channel down 
 
Close Caption 
 
On Line Help Record  
Pause 
Rewind 
Fast Forward 
Time Shifting 
Stop 
 
Hibernate  Control Speaker on, off, 
LL, RR 
 Signal Strength  Mute 
 Volume  Signal Quality 
 ation Configur
 
nt Video Adjustme
 
Channel Scan 
 
Capture Pool 
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 Multi-channel Preview  
 
Record List 
 
Teletext    
Other Information: 
Clock (Set by host computer’s time clock) 
Channel and program time 
        Stop/Play/Time Shifting 
  Electronic Program Guide/ AV switch 
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4.2 Functions 
z Video Recording 
You can record video by clicking on. You can also schedule recordings in the 
“Recording Setup” screen in the Properties (configuration) menu .  You may 
also setup Once/Daily/Weekly schedule recording under Record Mode.  Specify 
stored location and day when scheduling weekly recording.   
 
z Electronic Program Guide (EPG) 
Click  on the extended control panel to see the electronic program guide 
provided by the content provider.  From here you are able to obtain detail 
information about the broadcasting programs.  EPG will basically show current 
and next program info while playing. Internet EPG is not available. 
 
z Multi-Language  
Please click on  to change language. (Not all channels support SAP) 
Note: Check your content provider to see if the programs support multi-language 
z Teletext 
The application “Teletext” is a simple teletext browser.  To start this function, click 
 on the control panel when your DIGITAL TV is running. 
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Note: Teletext is not supported under UK standard  
z Time-shifting 
When you click , the live program you are watching can be paused.  Click it 
again, the program will play from the moment that you had paused it so that you 
won’t miss any part of the program.  If you like to go back to the live program, click 
 and it will stop time-shifting function.  
Playback recorded file 
 
z Multi-Channel Preview 
Click on  on the control panel to preview multiple channels at the same time.  
To watch the program you want, select it and click “Play”. 
Note: You may only preview FTA channels from the same transponder. 
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z Video adjustment  
 
z Capture 
Click on  to capture a still frame of the program you are currently watching. 
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4.3 Configuration Page 
Recording setup 
 
 
z Recording Path 
Select a file where you want to save recorded files. 
z Analog/Capture recording quality 
You may select Analog/Capture recording quality as high or low (higher 
recording quality takes more space) 
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