Key Digital Champion KD-2X1 User manual

HDMI
®
Switchers
The Experts in Digital Video Technology and Solutions™
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KD-2X1 KD-4X1
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Table of Contents
Introduction ................................................................ 1
Quick Setup Guide .......................................................... 2
Installation and Operation...................................................... 2
Push Button Control ..................................................... 3
Remote Control ........................................................ 3
IR Emitter Control ....................................................... 3
Mechanical / Technical Specifications ............................................ 4
Important Product Warnings & Safety Instructions ................................... 5
How to Contact Key Digital®.................................................... 6
Warranty Information ......................................................... 6
Always follow the instructions provided in this Operating Manual.
© 2012 Key Digital, Inc. All rights reserved.
KD-1X2 KD-1X4

1
Introduction
Key Digital
®
Champion Series
™
HDMI switchers are designed and engineered to offer the
best in quality, performance, and reliability while providing a cost effective HDMI switching
solution. The KD-2X1/KD-4X1 HDMI switchers provide multiple input to one output switching
and maintain crystal-clear, pristine picture and sound quality. Champion Series
™
HDMI
switchers are a transparent solution for all digital video/audio switching applications and
support all SD, HD, and VESA video standards, including 1080p/60, 1920x1200, and 3D.
KD-2X1/KD-4X1 HDMI switchers feature pushbutton and optical IR switching, status-
monitoring LEDs, and support for advanced HDMI features: 3D, 4K Resolution.
About the KD-2X1/KD-4X1
❯ Digital switching of multiple (2 or 4) HDMI inputs to one (1) HDMI output
❯ Supports all SD, HD, and VESA (VGA, SVGA, XGA, WXGA, SXGA, UXGA) resolutions up to
1080p (60Hz & 50Hz)
» SD & HD: 480i, 480p, 720p, 1080i, 1080p
» VESA: From 640x480p up to 1920x1200p
❯ EDID and HDCP Transparency between display and sources
❯ Supports signal rates up to 10.2 Gb per second
❯ Compliant with HDCP copyright protection
❯ Supports 3D and 4Kx2K Resolutions
❯ Supports CEC (Consumer Electronics Control)
❯ Pushbutton and IR control
❯ Input and Output status indicated by LED
❯ Compatible with all control systems
Advanced HDMI
®
Features
❯ 3D – Capability to pass 3D stereoscopic signal formats
❯ 4K – 4096x2160/24 video resolution support for commercial applications such as Digital Movie
Theaters, CAD, Post Production, Graphics and etc.
Accessories
❯ External power supply: 5V 1A
❯ HDMI Lacing Clip
❯ Operating Instructions
❯ Warranty Card

2
Quick Setup Guide
❯ Step 1: Find a safe and convenient location to mount or place your KD-2X1/KD-4X1 unit
❯ Step 2: Begin with the KD-2X1/KD-4X1 unit and all input/output devices turned off with power
cables removed
❯ Step 3: Connect your HDMI sources to the input ports of your KD-2X1/KD-4X1 unit
❯ Step 4: Connect your HDMI display to the output port of your KD-2X1/KD-4X1 unit
❯ Step 7: Connect power to the KD-2X1/KD-4X1 unit
❯ Step 8: Power on input/output devices
HDMI
HDMI
HDMI
HDMI
HDMI
HDMI
Plasma TV
Blu-Ray
DVD Player
Cable Box
Satellite Box
KD-4X1
Installation and Operation
Before permanently securing the unit for final installation of cabling behind walls or ceilings, test for
proper operation of the unit and the cables in your system.
It is recommended that you leave enough ventilation space to
provide sufficient airflow and cooling, especially if you are going
to leave the unit powered at all times.
An optional HDMI cable clip (included) enables a method
for securing HDMI cables the KD-2X1/KD-4X1 units and
helps defeat intermittent or complete signal loss due to poor
connection.
Optional HDMI Cable
clip (included)

3
Pushbutton Control
Your KD-2X1/KD-4X1 unit may be controlled via the pushbutton on the front of the unit. Select
your desired input by depressing the “Input Select” button. The front LED indicators (1, 2, 3, 4)
correspond to the input that has been selected.
IR Remote Control
The KD-2X1/KD-4X1 can also be operated using the IR remote control provided with your unit.
The KD-2X1/KD-4X1 switcher features an IR sensor on the front of the unit for reception of the IR
command signals.
1234
123R1
45
78
6R2
0
9R3
Device Select
Auto
Power OffPower On
www.keydigital.com
Input
Input Select
Input Select
Scroll Up/Down
R1, R2, R3
Reserved for future use
Numeric Keypad
All buttons not listed/
described in this manual
are currently inactive
IR Emitter Control
When using an IR Emitter / IR Extender (sold separately), the IR Emitter must be mounted over the
IR Sensor on the front of the KD-2X1/KD-4X1 unit. One end of the cable is connected to the IR
Receiver / Master Controller / IR Extender / IR Connecting Block, while the other end is mounted
over the IR Sensor of the KD-2X1/KD-4X1 unit.

4
Mechanical / Technical Specifications
Inputs 2/4 HDMI Connections
Outputs 1 HDMI Connection
Bandwidth TMDS bandwidth 10.2 Gb/s
Compliance with
HDMI Standard
Fully licensed and compatible with all HDMI and HDCP technologies
Link Single Link: 1080p/60, 12 bit color depth, 1920x1200 max
Deep Color Support Supports digital video formats in Deep Color Mode at
up to 12 bits/color
Lossless
Compressed Digital
Audio
Supports lossless compressed digital audio:
Dolby®TrueHD, Dolby®Digital Plus and DTS™-HD Master Audio
DDC Signal (Data) Input DDC Signal: 5 Volts p-p (TTL)
HDMI Video/Audio
Signal
Input Video Signal: 1.2 Volts p-p
HDMI Connector HDMI Connector: Type A, 19 Pin Female
I2C Communication EDID and HDCP Bi-Directional Transparency from Display to Source
Power Source 5 Volt DC @ 1 Amp, 100-240 VAC, 50-60 Hz
Dimensions KD-2x1 W = 3.75”, H = 1”, D = 2.5”
KD-4x1 W = 5.5”, H = 1”, D = 2.75”
Weight KD-2x1 - 0.5 lb
KD-4x1 - 0.9 lb

5
Terminology
Below is a list of terms and acronyms that reoccur in this Owner’s Manual and are commonly
referred to in the A/V Industry:
CEC Consumer
Electronics
Control
An optional protocol used in HDMI systems that allows HDMI
devices to pass control functions along to all devices within the
system.
DVI Digital Video
Interface
A digital interface standard created by the Digital Display Working
Group (DDWG) to convert analog video signals into digital video
signals to accommodate digital monitors. Typically used for PC
monitors, the video portion of HDMI is compatible with DVI using
simple adapters.
EDID Extended Display
Identification Data
A VESA standard data format that contains basic information
about a monitor and its capabilities. Information includes vendor
information, maximum image size, color characteristics, factory
pre-set timings, frequency range limits, and character strings for
the monitor name and serial number.
VESA Video Electronics
Standards
Association
An international standards body for computer graphics founded
in the late 1980s by NEC Home Electronics and eight other video
display adapter manufacturers.
HDCP High-Bandwidth
Digital Content
Protection
The copy protection scheme adopted for use with HDMI/DVI.
HDMI High-Definition
Multimedia
Interface
An uncompressed, all-digital audio/video interface that supports
over one cable standard, enhanced, and high-definition video, and
multi-channel audio.
IR Infrared IR, like the infrared remote control. Simply point the front of an IR
remote control unit towards the IR sensor on the product to be
controlled.
LED Light Emitting
Diode
Small light bulbs that illuminate to indicate a selection, and are
used as status indicators

6
Important Product Warnings:
1. Connect all cables before providing power to the unit.
2. Test for proper operation before securing unit behind walls or in hard to access spaces.
3. If installing the unit into wall or mounting bracket into sheet-rock, provide proper screw support
with bolts or sheet-rock anchors.
Safety Instructions:
Please be sure to follow these instructions for safe operation of your unit.
1. Read and follow all instructions.
2. Heed all warnings.
3. Do not use this device near water.
4. Clean only with dry cloth.
5. Install in accordance with the manufacturer’s instructions.
6. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus
(including amplifiers) that produce heat.
7. Only use attachments/accessories specified by the manufacturer.
8. Refer all servicing to qualified service personnel. Servicing is required when the device has
been damaged in any way including:
» Damage to the power supply or power plug
» Exposure to rain or moisture
Power Supply Use:
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.

7
How to Contact Key Digital
®
System Design Group (SDG)
For system design questions please contact us at:
❯ Phone: [phone]
❯ E-mail: [e-mail]
Key Digital Trainings
For questions about Key Digital®Trainings please contact us at:
❯ Phone: [phone]
❯ E-mail: [e-mail]
Customer Support
For customer support questions please contact us at:
❯ Phone: [phone]
❯ E-mail: [e-mail]
Technical Support
For technical questions about using Key Digital®products, please contact us at:
❯ Phone: [phone]
❯ E-mail: [e-mail]
Marketing and Public Relations:
For marketing and public relations information, please contact us at:
❯ Phone: [phone]
❯ E-mail: [e-mail]
Repairs and Warranty Service
Should your product require warranty service or repair, please obtain a Key Digital®Return Material
Authorization (RMA) number by contacting us at:
❯ Phone: [phone]
❯ E-mail: [e-mail]
Feedback
Please email any comments/questions about the manual to:
❯ E-mail: [e-mail]

8
Warranty Information
All Key Digital®products are built to high manufacturing standards and should provide years of
trouble-free operation. They are backed by a limited two-year parts and labor warranty.