HD3000 VGA to AV,VGA to Composite,VGA to TV,PC to TV Converter with Audio output.1x4 HDMI splitter distributes 1 HDMI source to 4 HDMI displays simultaneously.It offers HD video solution for super market;shopping Mall;HDTV,STB,DVD and projector factory;data control center;information distribution;conference room presentation;education and training,corporation show room,luxurious house,etc.It supports 3D.
-1 Input:1 X VGA;
-3 Loop-through Outputs:1XVGA,1XComposite Video,1XS-video;
-VGA resolution:640X480(60/75Hz),800X600(60/75Hz),1024X768(60/75Hz),1280X768(60HZ),1280X1024 (60HZ);
-Output signal impedance:75Ω;
-Power: DC 5V 1A(it is powered from USB port and no extra power supply is needed) ;
-Working Humidity:10% ~ 65%;
Please check power supply and all cables are rightly connected.If you use a laptop, please check if you have set VGA output.If you just connected Composite Video device in, and found there is no display,please check if have switched your TV to Composite Video output.
The same situation is with S-Video.
Please check if you have set the right resolution on your PC that this converter box supports.800 X 600 and 1024 X 768 are recommended.
3.Interference to the picture
Please check if the VGA output device gives interface and please move the device with magnetic field away.
1. USB Power 2 . VGA Iutput 3. PC Audio Iutput 4. Audio R Ouptut
5. Audio L Output 6. Composite Video Output 7. S-Video Output