KD-S2x1X-2 KD-S4x1X-2 2x1 / 4x1 4K 18G HDMI Switcher with Auto-Switching, Analog & Digital Audio De-Embed Operating Instructions
1 Table of Contents Introduction Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Key Digital® KD-S2x1X-2/KD-S4x1X-2 are 4K/18G HDMI switchers engineered to offer the best in quality, performance, and reliability, while providing a cost-effective HDMI switching solution.
2 3 Quick Setup Guide Rack Mounting: CONNECT: Test for proper operation of the unit and cables in your system before permanently securing the unit for final installation. Ensure that you leave enough ventilation space to provide sufficient airflow and cooling. 1. Begin with the KD-S2x1X-2/KD-S4x1X-2 unit and all input/output devices turned off with power and CAT cables removed 2. Connect your HDMI sources to the input ports of KD-S2x1X-2/KD-S4x1X-2 unit 3.
5 HDMI Input/Output Port Specifications Audio Ports Specifications › Supports up to UHD/4K @ 50/60 fps [4:4:4], 18Gbps signals › Each audio output drives audio signals up to 2VRMS with a sampling rate of 192KHz › See Supported standard 4K Video Formats table › There are no volume or tone control features › Supports HDR10 › There are no DSP features › Compliant with HDCP 2.
6 7 » Supports USB driver for Windows 10, 7, XP, Mac, Linux » Will register as “Prolific USB-to-Serial Comm Port in Device Manager » Can be used as RS-232 control port. Baud rate is 57,600. » Use included 3.5mm TRS to Micro USB cable: EDID Handshaking Rotary » EDID authentication is provided from the unit to the connected inputs/sources.
8 9 IR Remote Control RS-232 Commands & Protocol Model: KDRMSWPROK (uses CR2025 battery). Please note that some remote buttons may have no functionality. KD-S2x1X-2 / KD-S4x1X-2 allow control over serial interface for bi-directional communication. Discreet Power On and Off Auto Switching Toggle Use the included 3.5mm TRS to Micro USB cable to control from your control system or BrightSign player.
10 KD-S4x1X-2 Help Command (H). Returns entire API in readable format: KD-S4x1X-2> H -------------------------------------------------------------------------Key Digital Systems HELP --------------------------------------------------------------------------- KD-S4x1X-2 F/W Version : 1.
12 13 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. 2. 3. 4. 5. 6. Read and follow all instructions. Heed all warnings.
14 Rev 0 – July 2022 Key Digital®, led by digital video pioneer Mike Tsinberg, develops and manufactures high quality, cutting-edge technology solutions for virtually all applications where high-end video and control are important. Key Digital® is at the forefront of the video industry for Home Theater Retailers, Custom Installers, System Integrators, Broadcasters, Manufacturers, and Consumers. Key Digital® :: 521 East 3rd Street :: Mount Vernon, NY 10553 Phone : 914.667.9700 Fax : 914.668.
