October 15, 2023
About VGA matrix system
The VGA switcher is a high-performance smart matrix switching device specially designed for switching display of VGA/XGA computer signals. Mainly used in multimedia conference rooms, large screen projects, television training centers, command and control centers, etc. occasions. This product is equipped with power-off protection, LCD liquid crystal display and RS232 communication interface, which can be conveniently used in combination with personal computers, remote control systems or various remote control devices (such as Crestron, AMX control systems).
Classification of VGA matrix systems
Description of VGA input and output ports
VGA matrix interface is divided into VGA/XGA input/output interface. All interfaces are standard DB15 connectors that can be connected to VGA output connectors of various computer equipment.
Description of remote control and communication port
The VGA matrix provides a standard RS-232 communication interface, allowing users to use various remote control devices (such as a personal computer, Crestron central control system, AMX central control system, etc.) to control VGA matrix system. In addition, according to communication protocol and control code provided by this system, users can also write control and operation software.
Front panel icons
Description of front panel sections and main functions
Rear Panel Instructions and Methods
Description of input and output interface
Depending on different matrix models, input interface consists of 8 and 16 DB15 connectors, and output interface is divided into 2x2, 4, 8 and 16 DB15 VGA connectors. The channel numbers of interface terminals are from No. 1 to No. 8 from left to right.
RS-232 communication port
VGA sensors are equipped with standard RS-232 serial ports. In addition to using front panel buttons to switch operations, users can also use various remote control devices (such as personal computers, Crestron control systems, AMX control systems, etc.). ) system) for remote control.
The RS-232 port is a 9-pin male connector, pin description is as follows:
Typical Wiring Diagram for VGA Matrix Applications
VGA\XGA input and output connection method
How to use a VGA matrix
The VGA matrix system can use buttons on front panel to quickly switch between audio and video (For a detailed description of functions of each button, see "Front Panel Buttons and Sections Descriptions" section.
The way it works is as follows:
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