FAQ

FAQ about HDMI/DP/USB/DVI/VGA

FAQ about HDMI/DP/USB/DVI/VGA


1. I bought an HDMI cable, when connecting the PC motherboard port, no display, why?

Please plug the HDMI cable to the PC discrete graphics HDMI connector, and adjust the monitor signal source to HDMI.

 

2. I bought a DP cable, when connecting the PC motherboard port, no display, why?

Please plug DP line to PC discrete graphics DP connector, and adjust the monitor signal source to DP.

 

3. There are three colors on my motherboard USB ports, black, blue and blue-green, what are those ports?

Black: USB2.0; Blue USB3.0; Blue-green:USB3.1

 

4. Can the DVI and VGA be transformed?

Yes, but only DVI-I can.

 

5. Nowadays, why there is no standard VGA interface on the graphics card?

VGA port is an analog signal, nowadays it’s the time pursue for screen Sharpness, VGA has gradually been replaced by other more high-end digital port.

 

6. My monitor only has VGA port, but graphics card has no VGA, how can I make it work?

You need a converter cable.

 

7. I see VCOM has HDMI AM TO CM cable, what kinds of equipment usually use these cables? If I have bulk purchasing, who do I sell to?

HDMI C interfaces mainly use in digital cameras and notebooks and a few discrete graphics.

 

 

8. Why nowadays only has HDMI interface on TV?

HDMI interface is Hitachi, Panasonic, Philips, Silicon Image, Sony, Thomson and Toshiba 7 companies jointly launched, because of the strength of promoters, and earlier launch time determines the HDMI’s popularization.

Joy Wu
Richard Chan
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