Full Color LED Video processor KS600 User Manual
Q1: Definition of DVI, HDMI, VGA, CV & USB ports
A:
DVI: Digital (HD) video signal, an interface standard launched by DDWG (Digital
Display Working Group), consisting of Silicon Image, Intel (Intel) and other companies,
in 1999. It has been optimized in terms of speed, resolution and HDCP protocols. The
signal sources are generally desktop, laptop and so on;
HDMI: High-Definition Multimedia Interface, a digital video/audio interface
technology, special digital interface for video transmission; it can transmit audio and
video signals simultaneously, and the maximum data transfer rate is 5Gbps. The
signal sources are generally camera, laptop, and information dissemination system.
VGA: analog video signal (Video Graphics Array), a video transmission standard
launched by IBM with the PS/2 machine in 1987, featuring high resolution, fast
display rate and rich colors. It has been widely used in color monitor field. The signal
sources are generally desktop, laptop, karaoke machine, matrix, etc.
CV: composite video signal; all signals will be packaged into a whole for transmission.
The signal sources are generally camera, DVD, TV box, karaoke machine, video matrix,
etc.
USB: Universal Serial Bus, an external bus standard used to regulate the connection
and communication between computer and external device and an interface
technology applied in the field of PC. USB was proposed by Intel, Compaq, IBM and
Microsoft jointly in 1994. The signal sources are generally USB and SD card.
Q2: Please briefly describe the connection of graphics card, video processor,
sending card, receiving card and LED screen.
A:
The DVI (VGA) output port of the graphics card is connected to DVI-IN (VGA-IN)
input of the video processor, DVI-OUT output of the video processor is connected to
the sending card, the sending card is connected to the terminal receiving card in the
