4
Always follow the instructions provided in this Operating Manual.
Table of Contents
Quick Setup Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Application Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Connections, Buttons and LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Front Panel Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
IR Remote Control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Web Control Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Custom Layout Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
RS-232 and TCP-IP Commands and Protocol. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Window Transparency and Border Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Important Product Warnings & Safety Instructions: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
How to Contact Key Digital
®
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Introduction
Key Digital’s KD-MLV4x2Pro is a seamless multi-format video matrix with UHD/4K resolution
up-scaling, multi-view window processing, audio de-embedding, independent audio from
video matrix selection, and HDCP 2.2 compliancy. The HDMI and HDBaseT output are
independent in full-screen and quad screen modes. KD-X222PO Rx HDBaseT extender
receiver is included and powered from the matrix.
KD-MLV4x2Pro is designed to fit a wide variety of professional video installation and live-
event needs. It is ideal for digital signage, video wall, conference & board room, huddle
spaces, home theater, and bar/restaurant applications.
