StarTech.com ST122HDMI2 User manual

Manual Revision: 09/17/2014
For the most up-to-date information, please visit: www.startech.com
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
2/4/8 Port High Speed HDMI® Video Splitter
with Audio
*actual product may vary from photos
ST122HDMI2 / ST124HDMI2 / ST128HDMI2

Instruction Manual
FCC Compliance Statement
This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This equipment
generates, uses and can radiate radio frequency energy and, if not installed and used in
accordance with the instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular installation. If
this equipment does cause harmful interference to radio or television reception, which can
be determined by turning the equipment o and on, the user is encouraged to try to correct
the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit dierent from that to which the
receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help
This device complies with part 15 of the FCC Rules. Operation is subject to the following
two conditions: (1) This device may not cause harmful interference, and (2) this device must
accept any interference received, including interference that may cause undesired operation.
Changes or modications not expressly approved by StarTech.com could void the user’s
authority to operate the equipment.
Industry Canada Statement
This Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe [B] est conforme à la norme NMB-003 du Canada.
CAN ICES-3 (B)/NMB-3(B)
Use of Trademarks, Registered Trademarks, and other Protected Names and Symbols
This manual may make reference to trademarks, registered trademarks, and other
protected names and/or symbols of third-party companies not related in any way to
StarTech.com. Where they occur these references are for illustrative purposes only and do not
represent an endorsement of a product or service by StarTech.com, or an endorsement of the
product(s) to which this manual applies by the third-party company in question. Regardless
of any direct acknowledgement elsewhere in the body of this document, StarTech.com hereby
acknowledges that all trademarks, registered trademarks, service marks, and other protected
names and/or symbols contained in this manual and related documents are the property of
their respective holders.

Instruction Manual
i
Table of Contents
Introduction............................................................................................1
Packaging Contents ................................................................................................................................. 1
System Requirements.............................................................................................................................. 1
Product Diagram ....................................................................................2
ST122HDMI2 ............................................................................................................................................... 2
ST124HDMI2 ............................................................................................................................................... 3
ST128HDMI2 ............................................................................................................................................... 4
Installation Instructions........................................................................4
Specications..........................................................................................6
Technical Support ..................................................................................9
Warranty Information............................................................................9

Instruction Manual
1
Introduction
Packaging Contents
• 1 x HDMI Video Splitter.
• 1 x Universal Power Adapter (NA / UK / EU).
• Mounting Hardware and Screws (only applies to ST124HDMI2 and ST128HDMI2).
• 1 x Installation Guide.
System Requirements
• 2 (ST122HDMI2) / 4 (ST124HDMI2) / 8 (ST128HDMI2) HDMI enabled display devices
(e.g. monitor, HDTV, Etc.) with HDMI cabling.
• HDMI-enabled video source (e.g. computer, Blu-ray, PVR/DVR, Etc.) with HDMI
cabling.

Instruction Manual
2
Product Diagram
ST122HDMI2
Front View
Rear View

Instruction Manual
3
ST124HDMI2
Front View
Rear View
Output Signal LED Power/Input Signal
LED

Instruction Manual
4
ST128HDMI2
Front View
(Optional ST124HDMI / ST128HDMI2) Locking Connection
Installation
Some models of the ST124HDMI2 and ST128HDMI2 include hex jack screws for each
HDMI port to include support for screw lock HDMI cables. If any of the HDMI cables in
your application support the screw locking feature, it is recommended that you install
the hex jack above the corresponding HDMI port.
Note: Some device models manufactured prior to May 2014 do not include hex
screws or the necessary hex screw mounting hardware.
Installation Instructions
Note: Before you begin installation please ensure your displays and the video
source device are turned o.
1. Connect an HDMI cable (not included) from each of the video display devices (e.g.
monitor, HDTV, Etc.) to the numbered output HDMI connectors on the video splitter.
NOTES:
• If you have installed the hex jack screw for a locking HDMI cable, please ensure
you lock the cable into place by screwing the thumb screw into the hex jack.
Power/Input Signal
LED
Output Signal LED
1~8

Instruction Manual
5
• Port 1 is the primary output so EDID information will be copied from there. The
capabilities of the display on Port 1 will be applied to all other ports so be careful
not to exceed the resolution capabilities of the other displays.
2. (optional) If connecting audio separately from HDMI, connect speakers to the
corresponding 3.5mm audio outputs.
3. Connect an HDMI cable (not included) from the video source device (e.g. computer,
PVR/DVR, etc.) to the ‘SOURCE’ input HDMI connector on the video splitter.
4. If connecting audio separately from HDMI, connect the audio source to the 3.5mm
audio connector input.
5. Connect the included power adapter to the video splitter.
6. Turn on the display devices, followed by the video source. The video output should
be displayed on all connected display devices.

Instruction Manual
6
Specications
ST122HDMI2 ST124HDMI2 ST128HDMI2
Number of Ports 2 4 8
Video Signal High Speed HDMI (1.3)
Connectors
1 x HDMI female
(input)
2 x HDMI female
(output)
1 x 3.5mm Audio
(input)
2 x 3.5mm Audio
(output)
1 x DC Power
1 x HDMI female (input)
4 x HDMI female
(output)
1 x 3.5mm Audio
(input)
4 x 3.5mm Audio
(output)
1 x DC Power
1 x HDMI female (input)
8 x HDMI female (output)
1 x 3.5mm Audio (input)
8 x 3.5mm Audio (output)
1 x DC Power
LEDs
1 x Power/Signal Input
2 x Signal Output
1 x Power/Signal Input
4 x Signal Output
1 x Power/Signal Input
8 x Signal Output
Max. Resolution 1920x1200 / 1080p
Max. Cable Length 5 Meters
Audio Support Yes
EDID Support Yes
Power Adapter 9~12VDC, 1500mA, center positive
Enclosure Material Metal
Operating Temp. 0°C ~ 40°C (32°F ~ 104°F)
Storage Temp. -10°C ~ 60°C (14°F ~ 140°F)
Humidity 0% ~ 80%
Dimensions 180mm x 80mm x
19mm
220mm x 135mm x
44mm 43mm x 185mm x 44mm
Weight 500 g 1074 g 3500g

Instruction Manual
7
Technical Support
StarTech.com’s lifetime technical support is an integral part of our commitment to
provide industry-leading solutions. If you ever need help with your product, visit
www.startech.com/support and access our comprehensive selection of online tools,
documentation, and downloads.
For the latest drivers/software, please visit www.startech.com/downloads
Warranty Information
This product is backed by a two year warranty.
In addition, StarTech.com warrants its products against defects in materials
and workmanship for the periods noted, following the initial date of purchase.
During this period, the products may be returned for repair, or replacement with
equivalent products at our discretion. The warranty covers parts and labor costs only.
StarTech.com does not warrant its products from defects or damages arising from
misuse, abuse, alteration, or normal wear and tear.
Limitation of Liability
In no event shall the liability of StarTech.com Ltd. and StarTech.com USA LLP (or their
ocers, directors, employees or agents) for any damages (whether direct or indirect,
special, punitive, incidental, consequential, or otherwise), loss of prots, loss of business,
or any pecuniary loss, arising out of or related to the use of the product exceed the
actual price paid for the product. Some states do not allow the exclusion or limitation
of incidental or consequential damages. If such laws apply, the limitations or exclusions
contained in this statement may not apply to you.

Hard-to-nd made easy. At StarTech.com, that isn’t a slogan. It’s a promise.
StarTech.com is your one-stop source for every connectivity part you need. From
the latest technology to legacy products — and all the parts that bridge the old and
new — we can help you nd the parts that connect your solutions.
We make it easy to locate the parts, and we quickly deliver them wherever they need
to go. Just talk to one of our tech advisors or visit our website. You’ll be connected to
the products you need in no time.
Visit www.startech.com for complete information on all StarTech.com products and
to access exclusive resources and time-saving tools.
StarTech.com is an ISO 9001 Registered manufacturer of connectivity and technology
parts. StarTech.com was founded in 1985 and has operations in the United States,
Canada, the United Kingdom and Taiwan servicing a worldwide market.