4
1
Introduction
Key Digital
®
KD-S2x1X/KD-S4x1X are 4K/18G HDMI switchers engineered to offer the best in quality,
performance, and reliability, while providing a cost-effective HDMI switching solution. Designed for
professional audio video installations in presentation, theater, and gaming spaces, KD-S2x1X/KD-S4x1X
enables multiple video sources to connect to a single video display while L/R analog and Optical audio
de-embed ports may be used to feed audio of the selected source into amplifiers, DSPs, or sound bars.
KD-S2x1X/KD-S4x1X HDMI switchers support all SD, HD, VESA and Ultra HD/4K video standards with HDR
header information included in a variety of 4K EDID handshakes. The switchers feature push button and
optical IR switching, status-monitoring LEDs, and support of HDR10, HDCP 2.2 and 4K.
Key Features
›
HDMI Switching:
2/4 HDMI sources to 1 HDMI output/display
›
Ultra HD/4K Support:
4096x2160 or 3840x2160 24/25/30/60hz at 4:4:4
(signals up to 18Gbps bandwidth)
›
HDCP Licensing
: Fully licensed and compatible with HDCP 2.2
›
HDR10 (High Dynamic Range):
More life-like images through a greater range of luminance levels
›
Resolution Support:
Supports all SD, HD, and VESA (VGA, SVGA, XGA, WXGA, SXGA, UXGA) up to
4096x2160p.
›
Deep Color Support:
Up to UHD/4K 30Hz 4:4:4/12 bits or 60Hz 4:4:4/8 bit
›
Audio De-embedding:
Audio of the selected HDMI input is output at the digital Optical and analog
3.5mm stereo connectors.
›
Auto-Sensing:
Automatic selection of newly detected source and switching from newly
disconnected source via hot plug detection voltage when enabled
›
Full Buffer System
™
:
Manages TMDS re-clocking / signal re-generation, HDCP authentication to
source & display, and EDID Control handshake
›
EDID Management:
Internal library with 15 internal EDID handshakes including 4K with HDR in
addition to native EDID data copied from the output/display
›
Lossless Compressed Digital Audio:
Dolby
®
TrueHD, Dolby
®
Digital Plus, DTS-HD Master Audio
™
,
and Dolby
®
Atmos
›
CEC Pass-thru:
From connected display to selected HDMI source
›
Control:
Front panel buttons/LEDs, Optical IR
›
Control System Support:
Compass Control
®
Pro ready. Fully controllable by all IR supported control
systems.
Included Accessories
›
Power Supply: KD-PS5V1ASC 5V/1A DC power jack, screw-in type
›
IR Remote Control: KDRMSWPROK
›
Mounting Brackets: 2 L-shaped
Table of Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Quick Setup Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Application Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Front & Rear Panel Connections, Buttons, and LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
IR Remote Control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Important Product Warnings & Safety Instructions: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Contacting Key Digital . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Warranty Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
›
Note:
Please visit
www.keydigital.com
for the latest product documentation and software downloads.
Product features and specifications are subject to change without notice.
© 2019 Key Digital, Inc. All rights reserved.
Always follow the instructions provided in this Operating Manual.
KD-S2x1X
KD-S4x1X
Visit product pages for most
recent version of the manual,
quick setup guide, firmware,
control drivers and all
additional downloads.
KD-S2x1_4x1X Manual.indd 4-1
3/20/19 11:00 AM
