KD-Pro2x1X KD-Pro4x1X 2x1/4x1 4K/18G HDMI Switchers with Analog & Digital Audio De-Embed Output, IR, RS-232, IP Control Operating Instructions KD-Pro2x1X The Experts in Digital Video Technology and Solutions™ KD-Pro4x1X
4 Table of Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Quick Setup Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Rack Mounting: . . . . . . . . . .
1 Key Features ›› HDMI Switching: 2/4 HDMI sources to 1 HDMI output/display ›› Ultra HD/4K: Supports up to 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 and Dolby Vision: More life-like images through a greater range of luminance levels ›› Audio De-embedding: Audio of the selected HDMI input is de-embedded at the analog (3.5mm stereo & L/R balanced/unbalanced) and digital (optical & PCM) connectors.
2 Quick Setup Guide 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-Pro2x1X/KD-Pro4x1X 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-Pro2x1X/KD-Pro4x1X unit 3.
3 5. If using KD-App or Key Digital® Management Software™ (KDMS™) for control, set the desired Unit Name in the device information section, and Input/Output names by entering the Input/Output Settings section of the properties window, and selecting the Change Input/Output Name button (fig. 3a), selecting the desired input/output and entering the name (fig. 3b): 6. Additional settings may be adjusted in the KDMS™ software.
4 Control Option 1: Control via Remote Control Input Select Input Select Scroll Up/Down Option 2: Control via KD-App, Key Digital® Management Software™ KD-Pro2x1X/KD-Pro4x1X are controllable by Key Digital’s user-friendly iOS App (downloadable in the App Store) or Key Digital® Management Software™ (downloadable here). ›› Connect and Configure your unit as described in this Quick Setup Guide.
5 ›› For RS-232 control use pins 4, 5, and 6 of the Main Control port Connection Protocol: »» Baud Rate = 57,600 bits per second »» Data Bits = 8 »» Stop Bits = 1 »» Parity = Non »» Flow Control = None »» Carriage Return: Required at end of string ›› For TCP/IP control, the default static IP address is 192.168.1.239, with port 23 Default static IP address: 192.168.1.239, port 23 ›› For the past 10 years, most Key Digital switches have supported a standard HDMI switching command.
KD-Pro4x1 HDMI 6 Laptop 2 Application Example Podium Laptop Table Laptop AppleTV Video Conferencing HDMI HDMI HDMI HDMI Mic Ethernet RJ45 WiFi WiFi Router RJ45 KD-Pro4x1X K E Y D I G I TA L APP READY HDMI Audio RS-232 KD-AMP220 KD-AMP220 Input 1 2 L/R PCM Mic Control Line Bass Treble Mute Vol Note: 18Gbps signal extension requires all 18Gbps supported HDMI cables.
7 Connections, LEDs, Buttons, Slide Switches, Rotaries VIDEO HDMI Inputs ›› The 2/4 HDMI inputs are located on the left side of the back panel. ›› Blue LED illuminates solid to indicate an active HDMI signal is incoming. HDMI Output ›› 1 HDMI located on the center to right side of the back panel.
8 Supported standard 4K Video Formats: Resolution Bandwidth 1 4K@24/25/30 [4:4:4] 8bit < 10.2Gbps 2 4K@24/25/30 [4:2:2] 8/10/12bit < 10.2Gbps 3 4K@50/60 [4:2:0] 8bit < 10.2Gbps 4 4K@24/25/30 [4:4:4] 10/12bit < 18Gbps 5 4K@50/60 [4:2:2] 8/10/12bit < 18Gbps 6 4K@50/60 [4:2:0] 10/12bit < 18Gbps 7 4K@50/60 [4:4:4] 8bit < 18Gbps AUDIO OUTPUTS Analog L/R Audio Output ›› 3.
9 PCM Digital Audio Output ›› RCA audio output with de-embedded audio from the selected HDMI source ›› SPDIF IEC 60958 format ›› Compatible with sampling rates up to 192KHz ›› Supports multi-channel Dolby® surround formats up to 5.1 and DTS™ 6.
10 TCP/IP Control Port »» Default static IP address is 192.168.1.239, port 23 »» Connect an Ethernet cable from the KD-Pro2x1X/KD-Pro4x1X to a network router or connect a straight through cable directly from a PC »» Unit configuration, control, and firmware updates are most commonly achieved with Key Digital Management software downloaded at www.keydigital.com EDID Handshaking Rotary »» EDID authentication is provided from the unit to the connected inputs/sources.
11 FRONT PANEL Input Select button »» Used to choose which connected source is output to the connected display/device »» Selecting a source with the Input Select button or IR remote will disable Auto Sensing Mode IF Auto Sensing has not been set via the front switch. »» To factory reset the unit, press and hold for approx.
12 Forced HPD Troubleshooting Tool »» When ON, Hot Plug Detection voltage is fixed on to the connected display »» Standard HPD behavior when set to OFF position Auto Sensing »» ON » Unit will automatically select a newly detected active source.
13 Integration with KD-AMP220 (KD-AMP220 Control Mode) KD-App control of KD-Pro2x1X/KD-Pro4x1X & KD-AMP220 ›› KD-AMP220 Control mode enabled KD-Pro2x1X/KD-Pro4x1X can receive TCP/IP commands and forward to KD-AMP220 via RS-232 to enable a video switching + enforced sound and speech system with a user-friendly pre-built KD-App GUI. In this configuration, control of KD-AMP220 is 1-directional.
14 Enable KD-Amp220 Control Mode in KD Management Software™ Pro (KDMS™ Pro). Connect to the unit as described in the Quick Setup Guide section, and choose the KD-AMP220 Control selection box in the Audio/Video properties section. To control the mix level of KD-AMP220’s microphone input, choose the selection box for Microphone Control. As the Key Digital app scans the network and detects KD-Pro2x1X/KD-Pro4x1X, it will make the KDAMP220 controls visible for an all-in-one page user interface.
15 IR Remote Control Model: KDRMSWPROK (uses CR2025 battery) Please note that some remote buttons may have no functionality Discreet Input Select Auto Sensing Enable Device Select (Used for addressing mode) Incremental Input Select Reserved Auto Sensing See Auto Sensing section of Connections, LEDs, Buttons, Slide Switches, Rotaries section for more information. TCP/IP & RS-232 Commands KD-Pro2x1X/KD-Pro4x1X allows control over serial interface for bi-directional communication.
16 Connection Protocol: »» Baud Rate = 57,600 bits per second »» Data Bits = 8 »» Stop Bits = 1 »» Parity = Non »» Flow Control = None »» Carriage Return: Required at end of string ›› Notes: »» Commands are not case-sensitive »» Spaces are shown for clarity; commands should NOT have any spaces »» After a new command is received, a prompt should be sent back KD-Pro2x1X Help Command (H).
17 -[0:57600, 1:38400, 2:19200, 3:9600, 4:4800] --- SPC DF : Reset to Factory Defaults --- SPC DF00 : Reset to Factory Defaults without Network Reset -------------------------------------------------------------------------- KD-Pro2x1X Status Command (STA).
18 KD-Pro4x1X Help Command (H). Returns entire API in readable format: -------------------------------------------------------------------------Key Digital Systems STATUS --------------------------------------------------------------------------- KD-Pro2x1X, System Address=00, Device Name: PRO2x1_0001 --- F/W Version : 1.
19 Specifications Technical: »» HDMI Input (Each): HDMI Connector, Type A, 19 Pin Female »» HDMI Output: HDMI Connector, Type A, 19 Pin Female »» HDMI Bandwidth: TMDS bandwidth 18Gbps »» DDC Signal (Data): Input DDC Signal - 5 Volts p-p (TTL) »» HDMI Video/Audio Signal: Input Video Signal - 1.2 Volts p-p »» 3.5mm Stereo Audio Output: Line level audio on TRS connector.
20 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.
21 Contacting Key Digital® Technical Support For technical questions about using Key Digital® products, please contact us at: ›› Phone: 914-667-9700 ›› E-mail: tech@keydigital.com 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: 914-667-9700 ›› E-mail: rma@keydigital.
Rev 0 – May 2019 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.
