Instruction Manual
2-Port HDMI® Splitter with USB Power – 4K
ST122HD4KU
Rear View
DE: Bedienungsanleitung - de.startech.com
FR: Guide de l'utilisateur - fr.startech.com
ES: Guía del usuario - es.startech.com
IT: Guida per l'uso - it.startech.com
NL: Gebruiksaanwijzing - nl.startech.com
PT: Guia do usuário - pt.startech.com
Packaging Contents
• 1x HDMI Audio/Video Splitter (ST122HD4KU)
• 1x Power Adapter (NA/EU/UK/AUS)
• 1x USB power Cable
Power Adapter Port
• 1x Instruction Manual
Hardware Installation
System Requirements
Note: Ensure your HDMI-enabled video source device, and the
HDMI-enabled Display Devices are powered off before you begin
installation.
• 1x HDMI-enabled Video Source Device (i.e. Blu-ray player,
computer, etc.)
• 2x HDMI-enabled Display Devices w/ cabling (i.e. Television,
projector, etc.)
1. Connect the HDMI Input Dongle Cable on the ST122HD4KU
from the A/V output port of your HDMI-enabled Video Source
Device.
2. Connect an HDMI cable (not included) from each of the HDMI
output ports on the ST122HD4KU to the HDMI input port on
your HDMI-enabled Display Devices.
Product Diagram
Front View
Note: Each port is numbered, please take note of which number is
assigned to each HDMI-enabled display device.
HDMI Output Port 2
Activity LED
3. Power on each HDMI-enabled Display Device, followed by your
HDMI-enabled Video Source Device.
4. Connect the included power adapter from an available power
source to the power adapter port on the ST122HD4KU.
Or
If you would prefer to use a USB power source, connect the
included USB power cable from an available USB power source,
to the power adapter port on the ST122HD4KU.
5. Your Video source device A/V output will now appear on each
attached HDMI-enabled display device.
HDMI Output Port 1
Activity LED
Activity LED
HDMI Output Port 2
Each HDMI output port on the ST122HD4KU is equipped with an
Activity LED. This LED will light while an active HDMI display is
attached and receiving a video input signal.
HDMI Output Port 1
HDMI Input Dongle
Cable
Manual Revision: 10/16/2014
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