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Summary of Contents for Key Digital KD-X444LP
- Page 1 Rev 1.1 – Jul, 2022 4K 18G HDMI over 230ft / 70m CAT5e/6 Extender Set (Tx + Rx) with HDR, Power over CAT, HDMI Pass-through, IR or RS-232 Street Mt. Vernon, NY 10553 • www.keydigital.com 521 East 3...
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Page 2: Table Of Contents
Rev 1.1 – Jul, 2022 Table of Contents About KD-X444LP Application Diagram Quick Connection Guide Connections, LEDs, Rotaries & Switches Rack Mounting Specifications Product Warnings & Safety Instructions Operation Manual Please visit www.keydigital.com for the latest product documentation, firmware, control drivers and software downloads. Product features and specifications are subject to change without notice Always follow the instructions provided in this Operation Manual. -
Page 3: About Kd-X444Lp
HDMI pass-thru port for integration with local monitors or AV Receivers. In addition to HDMI AV, KD-X444LP carries IR or RS-232 for controlling remotely located equipment. An IR sensor and IR emitter are included, and the Tx unit’s IR Input port supports Serial IR input directly from a control system / IR block. -
Page 4: Application Diagram
• RS-232: Bi-Directional control to/from Tx and Rx unit on Phoenix connector.. • Full Buffer Technology: Key Digital’s proprietary suite of EDID, HDCP, TMDS, and HPD management to overcome Pro AV installation obstacles. • EDID Management: Internal library with 14 internal EDID handshakes including 4K with HDR in addition to native EDID data copied from CAT5e/6 or HDMI pass-thru outputs. -
Page 5: Quick Connection Guide
Rev 1.1 – Jul, 2022 Quick Connection Guide Begin with the Tx and Rx units and all input / output devices turned off with power cables removed 1. Connect your HDMI source to the input port of the Tx unit. 2. -
Page 6: Connections, Leds, Rotaries & Switches
Rev 1.1 – Jul, 2022 Connections, LEDs, Rotaries & Switches HDMI Input, Pass-through, and Output HDMI Input: Using a short HDMI cable, connect your source device. HDMI Pass-through: Using a short HDMI cable, connect to a surround receiver or local monitor. HDMI Output: Using a short HDMI cable, connect your display device. - Page 7 • Supports Dolby®, DTS (5.1 formats max) • Connect to KD-X444LP only. Damage will occur if connected to non-KD-X444LP products and warranty will be void. IR, RS-232 Ports and Selection Switch Select RS-232 or IR control extension as desired. RS-232 and IR may not be extended simultaneously.
- Page 8 EDID file of the display, but within KD-X444LP’s capabilities. • Although it is not necessary, power cycling the Tx unit and HDMI source may help the detection of the newly selected handshake.
- Page 9 • Ensure that the Firmware Mode switch is set to Operate on the Tx and Rx units for proper functionality. • Consult with Key Digital Technical Support (tech@keydigital.com) before upgrading firmrware. • USB to RS-232 interface required. Not included. Street Mt. Vernon, NY 10553 • www.keydigital.com...
- Page 10 Rev 1.1 – Jul, 2022 Power Connection • 12V/2A (24W) power supply • Only one power connection needed. May be connected at Tx or Rx unit • Flexible Power over CAT (PoC). Tx may power Rx, or Rx may power Tx. •...
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Page 11: Rack Mounting
In addition to mounting with the supplied L-Brackets, multiple KD-X444LP units may be mounted in KD-SMS16 using the side mounting screws. KD-SMS16 is a mounting shelf for Key Digital units with side mounting screw spacing of 2.912”, 2.582”, or 2.252”. -
Page 12: Product Warnings & Safety Instructions
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. Street Mt. Vernon, NY 10553 • www.keydigital.com... - Page 13 Rev 1.1 – Jul, 2022 Street Mt. Vernon, NY 10553 • www.keydigital.com 521 East 3...
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