Key Digital KD-X4x1WUTx Operating Instructions

KD-X4x1WUTx

4x1 4K/18G 100m HDBT PoH Wall Plate Switcher with

2x HDMI, DP, USB-C, USB, LAN, ARC, IR, RS-232,

IP Control, CEC Manager™. Transmitter Only.

Operating Instructions

The Experts in Digital Video Technology and Solutions

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Table of Contents

Quick Setup Guide ............................................................... 2

Integration Options ............................................................... 3

Connections, Buttons, and LEDs......................................................9

TCP/IP Commands .............................................................. 14

Specifications .................................................................. 16

Important Product Warnings & Safety Instructions: ....................................... 17

Contacting Key Digital ............................................................17

Warranty Information............................................................. 17

Always follow the instructions provided in this Operating Manual.

Please visit www.keydigital.com for the latest product
documentation and software downloads. Product features
and specifications are subject to change without notice.

Default IP Address: 192.168.1.239, Port 23

Introduction

Key Digital® KD-4x1WUTx is an HDBaseT wall-plate transmitter + universal presentation switcher +
soft-codec enabling interface with two HDMI, one Display Port, and one USB-C input, as well as one
USB-A and USB-B connection. KD-X4x1WUTx is ideal for professional video installations in conference
rooms, class rooms, lecture halls, auditoriums, and more. KD-X4x1WUTx is natively received by KD­X100MRx black box HDBaseT Rx or by KD-UPS52U Presentation Switcher. Both Rx options have audio
de-embedding for ease of integration with audio systems. Additional Key Digital Presentation Switchers
also support integration with KD-X4x1WUTx. KD-X4x1WUTx features push-button or TCP/IP switching
selection of the desired source and is KD-App Ready. Key Digital CEC Manager
of the connected display for a simplistic all-in-one integration system. KD-X4x1WUTx is HDCP 2.2
compliant and supports 4K/UHD 24/25/30/60 (4:4:4) resolutions with up to 18Gbps bandwidth. 4K/
UHD signals are extended up to 100m / 328ft and 1080p up to 150m / 492ft via single CAT5e/6 cable.
In addition to AV signals, KD-X4x1WUTx extends USB 2.0, IR, RS-232 for controlling remotely located
equipment. The wall-plate unit fits in a standard US three-gang box and is powered by the Rx unit or
Presentation Switcher for convenient installation.

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enables basic controls

Key Features

› Presentation Switching: 2 HDMI, 1 Display Port, and 1 USB-C source selection by push button

or IP control

› Installation: Fits in standard US 3-gang wall box or table and wall AV boxes.

› Rx Options: Native integration with KD-X100MRx black box HDBaseT Rx or KD-UPS52U Presentation

Switcher. Future Rx options may be available.

› Soft-Codec Enabling System: USB Host + Device ports on wall plate and chosen Rx / Presentation

Switch create connectivity hub for professional USB cameras and microphones, audio DSP, keyboard,
mouse, or touchscreen display with connected computer

› Ultra HD/4K: Supports up to 4096x2160 or 3840x2160 24/25/30/60hz at 4:4:4 (signals up to

18Gbps bandwidth)

› Auto-Sensing: Automatic selection of newly detected source and switching from newly disconnected

source when enabled

› CEC Manager

any additional control wiring

› KD-App Ready: Network scan & detect populates pre-built GUI including connected display/projector

controls via CEC Manager

› Ease of Integration: Complete configuration using Key Digital Management Software

› HDCP Licensing: Fully licensed and compatible with HDCP 2.2

› HDR10 and Dolby Vision: More life-like images through a greater range of luminance levels

› Power Over HDBaseT: Wall-plate unit powered by Rx/Presentation Switch unit

› Installation: Tx unit designed for installation in standard US three-gang box

› Signal Extension: For resolution and cable quality

» 4K/UHD (18G): Up to 100m / 328ft
» 1080p: Up to 150m / 492ft

› Deep Color Support: Up to UHD/4K 30Hz 4:4:4/12 bits or 60Hz 4:4:4/8 bit

› Full Buffer System

source & display, EDID Control handshake, and Hot Plug Detection Voltage

› EDID Management: Internal library with 15 internal EDID handshakes including 4K with HDR in

addition to native EDID data copied from the Rx display/device

› IR Sensor: Wall-plate collects line-of-sight IR from remote(s) without external IR wiring

› RS-232: Bi-Directional control to/from Tx and Rx/Presentation Switch unit

› Lossless compressed digital audio: Support for Dolby

and DTS-HD Master Audio

› Control System Support: Fully controllable by all TCP/IP and RS-232 supported control systems via

open API: Compass Control

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: Power, volume, and muting controls of the connected displays/projectors without

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Pro

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: Manages TMDS re-clocking / signal re-generation, HDCP authentication to

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Pro, AMX®, Crestron®, KNX®, RTI®, Savant, URC®, Leviton® etc.

TrueHD, Dolby® Digital Plus, Dolby Atmos®,

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Included Accessories

› USB-A to USB Micro Data Cable

› Aluminum decora plate (qty 1) + Decora mounting screws with flat head (qty 6)

› Gang-box mounting screws (qty 6)

› 3-pin phoenix terminal (qty 1)

› 2-pin phoenix terminal (qty 1)

Quick Setup Guide

Rx UNITS SOLD SEPARATELY. Go to Presentation Solutions section for compatible Rx models.

CONNECT:

Begin with the KD-UPS52U unit, KD-X100MRx, KD-X4x1WUTx, USB camera (sold separately), all
input/output devices, and audio system powered off.

1. Connect HDMI, Display Port, and USB-C sources to the input ports of Tx unit

2. (Optional) Connect HDMI, Display Port, USB-C, VGA sources to presentation switcher (sold

separately). Port connectivity varies by presentation switcher model.

3. Connect HDMI displays / projectors to the HDMI output port of the RX unit / presentation switcher

4. Connect USB devices into desired USB A ports and USB host computer to desired USB B ports at

wall plate transmitter, HDBaseT Rx, or presentation switcher.

» a. Note: When using KD-UPS52U presentation switcher the connection location of the USB

devices and host is determined by the USB mode selection switch. Please refer to KD-UPS52U
Quick Setup Guide for more information.

5. Connect CAT5e/6 cabling to Tx and Rx unit / presentation switch. Use 568-B standard termination

on both ends. Avoid couplers and excess CAT cable length.

6. To send the selected audio source into audio systems, connect from the analog or digital audio de-

embed outputs of the Rx unit / presentation switcher

7. Connect control system or PC to LAN port of the KD-X4x1WUTx or the Rx for network connectivity

8. Connected monitors are controlled by CEC Manager

connect IR/RS-232 wiring from control system into pass-thru ports of KD-X4x1WUTx and IR/RS-232
ports of the Rx unit / Presentation Switch

9. Screw-in power supply to the KD-UPS52U or KD-X100MRx unit, and then connect power to outlets.

10. Power on HDMI sources and displays, audio systems, connected computers, USB devices and hosts

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on the HDMI connection. Alternatively,

Integration Options

Integration with KD-X100MRx Receiver:

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HDMI

KD-X4x1WUTx

Audio

USB

USB

HDBT

HDMI

WiFi Router

KD-X100MRx

HDMI

Audio

TCP/IP

WiFi

USB-C

Presentation Switcher KD-PS42 with KD-AMP220

KEY DIGITAL

APP READY

KD-CAMUSB

USB

DisplayPort

DSP/Mixer

1

Input Control

KD-AMP220

2

Mic

Line BassL/R PCM

Treble

Amplifier

Vol

Audio

KD-AMP220

Mute

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Integration with KD-UPS52U:

HDMI

KD-X4x1WUTx

USB

DSP/Mixer

RS-232

HDMI

USB

USB-C

HDBT

Audio

HDMI

AppleTV

DisplayPort

HDMI

TCP/IP

TCP/IP

HDBT

KD-UPS52U

PC (DisplayPort)

Cable/Satellite

HDMI

WiFi Router

WiFi

Presentation Switcher KD-PS42 with KD-AMP220

DisplayPort

Signage
(USB-C)

KEY DIGITAL

APP READY

USB-C

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2

Input Control

KD-AMP220

Mic

Line BassL/R PCM

Treble

Vol

KD-AMP220

KD-X100MRx

Mute

USB

RS-232

HDMI

KD-CAMUSB