Key Digital KD-HDFIX22 Setup Manual

HDMI Extender, Booster & Buffer of EDID

with built-in Audio De-Embedder of

Digital Coaxial & Analog L/R,

supports HDCP 2.2, TMDS, HPD, Ultra HD/4K

The Experts in Digital Video Technology and Solutions

™

KD-HDFIX22

Key Digital® Systems :: 521 East 3rd Street :: Mount Vernon, NY 10553

Phone : [phone] Fax : [phone] Web : www.keydigital.com

Rev 1 – July 2015

Setup Guide

Key Digital®, led by digital video pioneer Mike Tsinberg,

develops and manufactures high quality, cutting-edge

technology solutions for virtually all applications where

high quality video imaging is important. Key Digital

®

is at the forefront of the video industry for Home Theater

Retailers, Custom Installers, System Integrators,

Broadcasters, Manufacturers, and Consumers.

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4 1

Table of Contents

About KD-HDFIX22 .............................................1

Connections ..................................................2

Audio De-Embed Outputs ........................................3

LED Indicator Lights ............................................3

Forced HPD ..................................................4

Quick Setup Guide .............................................4

EDID Control ..................................................5

RS-232 Commands ............................................6

Specifications .................................................8

Important Product Warnings & Safety Instructions: .....................9

How to Contact Key Digital

®

......................................10

Warranty Information ............................................11

Please read all instructions to insure safe operation of the product.

You MUST use the Power Supply provided with your unit or you VOID
the Key Digital

®

Warranty and risk damage to your unit and associated

equipment.

About KD-HDFIX22

›

Extension:

Capable of extending UHD/4K and 1080p resolution

up to 75 ft. / 23 m. in and 75 ft. / 23 m. out (150 ft. / 46 m. total)

›

HDMI Correction:

Resolves common HDMI integration obstacles such as

HDCP, EDID, HPD, and audio breakout

›

Resolution Support:

Supports all SD, HD, and VESA resolutions up to

Ultra HD/4K, 3D and 1080p/60 (60Hz & 50Hz)

›

4K/Ultra HD:

Support for 4096x2160 or 3840x2160 24/25/30Hz

at 4:4:4 or 60Hz at 4:2:0.

›

HDCP 2.2:

Compliancy up to HDCP 2.2

›

3D Ready:

Capability to pass 3D stereoscopic signal formats

›

Full Buffer System™:

Manages TMDS re-clocking / signal re-generation,

HDCP authentication to source & display, and EDID Control handshake

›

Audio De-Embedding:

Audio from the HDMI input is de-embedded through

the Coax digital (PCM) and/or Analog L/R audio output

›

Auto-EQ:

Precise signal equalization applied to input and output signals

automatically delivers best possible picture quality

›

EDID Control:

15 internal EDID tables or EDID copy from output/display

›

Forced HPD:

Enables integrator to choose if active signal voltage is forced to

connected input device

›

Licensing: Fully licensed and compatible with all HDMI and HDCP technologies

›

I2C Communication:

EDID and HDCP authentication to Display and Source

›

RS-232 Controllable:

Control of unit and connectivity status

›

CEC Support:

For inter-device control between main input

and output HDMI channel

›

Deep Color Support:

Up to 16 bits/color at 1080p/60

›

Signal rates:

Up to 3.4 Gb per second

Accessories

› 5V 1A DC Power Supply

© 2015 Key Digital, Inc. All rights reserved.

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Connections

The KD-HDFIX22 provides: 1x HDMI Input and 1x HDMI Output, a 3.5mm stereo
jack for analog audio output, an RCA for digital audio output, a 3.5mm stereo
mini-jack for control of the unit or firmware updates, a 16 position rotary EDID
switch, and a 5V 2A power connection.

Audio De-Embed Outputs

Analog L/R Audio Output
(3.5mm Stereo):

› Provides de-embedded 2ch analog audio

output from HDMI input source

Digital Audio Output
(Digital Coaxial RCA):

› Provides de-embedded Digital Audio Output

from HDMI input

Notes:

› There are no volume or tone control features
› There are no DSP features. Ie, in order to achieve 2ch analog audio output,

the HDMI input source audio format must be 2ch

Audio Input

Signal Format

Analog L/R

Output

Digital Audio

Output

2CH PCM Pass-through Pass-through

Multi-Channel PCM MUTE MUTE

DOLBY/DTS MUTE Pass-through

HD Audio MUTE MUTE

LED Indicator Lights

›

HDMI Active LED:

Blue

›

Input:

Solid illumination during active signal (TMDS) with connected HDMI

source device

➔ If Hot Plug Detection is forced to input device from unit, the HDMI Active

light will illuminate solid regardless of HDMI signal from connected device.

➔ If audio de-embed without connected HDMI output is desired, set the

Operation Mode dipswitch to HPD Forced On

›

Output:

Solid illumination during active link (voltage + data link) with connected

HDMI output device

›

Blinking:

If power is applied without any connected input and output device

Output Side

Input Side

HDMI Input

HDMI Output

HDMI Active LED

HDMI Active LED

Analog Audio Output

Digital Audio
Output

RS-232 Port

Power 5V 1A

EDID Switch - 16 Position

HPD Control Switch

Analog Audio Output

Digital Audio Output

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