Instruction Manual

RGBHV/Stereo Audio Matrix Switcher
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1. Introduction
1.1 About MRG Matrix Switcher System
MRG series Matrix switcher is a high-performance professional computer and audio signal switcher that
can be used for cross switching of multi computer and audio signal. Independent RGBHV component
and balanced/unbalanced I/O terminals make each component signal transmit and switch separately;
this design can reduce attenuation of signal transmission to minimum and output the image and audio
signal in high-fidelity quality.
MRG series switcher mostly apply in broadcasting TV engineering, multi-media meeting room, big
screen display engineering, television education, command control center etc. It provides power-fail
locale protection function, LED indicating, A/V timing & separating switching function. With RS232
interface, it can be worked with PC, remote control system and any other far-end control system
devices. The user manual takes MRG88A as example, other models can take reference from it too.
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1.2 MRG Matrix Switcher Models
According to different situation and users, the MRG series can be classified into the following models:
Specifications
Models
Video Inputs Video Outputs Audio Inputs Audio Outputs
RS232
Interface
MRG82 8 2 × × √
MRG82A 8 2 8 2 √
MRG84 8 4 × × √
MRG84A 8 4 8 4 √
MRG88 8 8 × × √
MRG88A 8 8 8 8 √
MRG164 16 4 × × √
MRG164A 16 4 16 4 √