StarTech.com ST121SHD30 User manual

Manual Revision: 11/10/2014
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
ST121SHD30
HDMI® over Cat 5e/6 Extender - 30m
*actual product may vary from photos

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.
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
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Table of Contents
Product Diagram ....................................................................................1
Front View .................................................................................................................................................... 1
Rear View...................................................................................................................................................... 1
Introduction............................................................................................2
Packaging Contents ................................................................................................................................. 2
System Requirements.............................................................................................................................. 2
Preparing Your Site ................................................................................3
Hardware Installation............................................................................3
Specications..........................................................................................5
Technical Support ..................................................................................6
Warranty Information............................................................................6

Instruction Manual
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Product Diagram
Front View
Rear View
HDMI In HDMI Out IR Channel IR Channel
LINK OUT
A (RJ-45)
LINK IN
A (RJ-45)
LINK OUT
B (RJ-45)
LINK IN
B (RJ-45)
Transmitter Unit
Transmitter Unit
Receiver Unit
Receiver Unit

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Introduction
The ST121SHD30 HDMI® over CAT5e/6 Video Extender kit lets you extend HDMI video
and audio up to 100 feet (30 Meters) over 2 CAT5e/6 Ethernet cables. With Power Over
Cable (POC) no power adapter is required at either the extender or receiver.
With support for resolutions up to 1920x1080 and the accompanying digital audio, this
HDMI extender is a plug-and-play solution that can easily be installed using new or
existing Ethernet infrastructure wiring.
Backed by a StarTech.com 2-year warranty and free lifetime technical support.
Packaging Contents
• 1x HDMI over CAT5e/6 UTP Transmitter
• 1x HDMI over CAT5e/6 UTP Receiver
• 2x Mounting Brackets
• 1x User Manual
• 1x IR Signal Extender Kit
System Requirements
• HDMI® enabled video source device (i.e. computer, Blu-ray Player)
• HDMI® enabled display device (i.e. television, projector)
• Available AC electrical outlet for either the transmitter or receiver
• HDMI® cables for Receiver and Transmitter

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Preparing Your Site
1. Determine where the local video source (i.e. computer, Blu-ray Player) will be
located and set up the device.
2. Determine where the remote display will be located and place/ mount the display
appropriately.
NOTE: This HDMI extender kit features Power over cable, allowing both the Transmitter
and Receiver to be powered from the HDMI video source. No power adapter is required.
Hardware Installation
1. Install Transmitter Unit
a) Position the Transmitter Unit near the video source (i.e. Computer, Blu-ray Player).
b) Connect an HDMI® cable from the video source device (i.e. computer, Blu-ray
Player) to the “HDMI® IN” on the Transmitter Unit.
c) (Optional) If using the ST121SHD30 to extend an infrared (IR) device signal.
Connect the IR Receiver Cable to the IR Channel on the Transmitter Unit, and
Position the extended IR sensor directly in front of the video source’s IR sensor.
Check the manual of your video source device for the IR sensor location.
2. Install RJ45 terminated Cat5e/6 Ethernet Cables
a) Connect an RJ45 terminated Cat5e/6 Ethernet cable (not included) to the LINK
OUT A (RJ-45 connector) on the Transmitter unit.
b) Connect another RJ45 terminated Cat5e/6 Ethernet cable (not included) to the
LINK OUT B (RJ-45 connector) on the Transmitter unit.
NOTE: If you are using surface cabling, ensure you have enough Category 5e
unshielded twisted pair (UTP) network cabling to connect the Host Unit to the
Remote Unit’s location, and that each end is terminated with a RJ45 connector. The
cabling should not go through any networking equipment (i.e. router, switch).
OR
If you are using premises cabling, ensure that the Category 5 unshielded twisted
pair (UTP) network cabling between the Host Unit and the Remote Unit has been
properly terminated in a wall outlet in each location and there is a patch cable long
enough to connect the Remote Unit and the Host Unit to their respective outlets.
The cabling should not go through any networking equipment (i.e. router, switch).
c) Connect the other end of the Cat5e/6 cable (from LINK OUT A) to the LINK IN A
(RJ-45 connector) on the Receiver Unit.
d) Connect the other end of the Cat5e/6 cable (from LINK OUT B) to the LINK IN B
(RJ-45 connector) on the Receiver Unit.
NOTE: If using Cat6 cables, extension distance is limited to 40m (130 ft)

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3. Install Receiver Unit
a) Position the Receiver Unit near the video display (i.e. television, projector).
b) Connect the video source to the HDMI® OUT on the Receiver Unit using an
HDMI® cable.
c) (Optional) If using the ST121SHD30 to extend an infrared (IR) device signal.
Connect the IR Receiver Cable to the IR IN 1 on the Transmitter Unit, and Position the
IR sensor where the remote control will point.
4. Your source video image will now appear on the remote video display.

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Specications
AV Input HDMI
AV Output HDMI
Cabling CAT 5e/6 UTP
Audio Yes
Local Unit Connectors
1x HDMI (19 pin) Female
2x RJ-45 Female
1x IR 3.5mm
Remote Unit Connectors
1x HDMI (19 pin) Female
2x RJ-45 Female
1x IR 3.5mm
Maximum Data Transfer Rate HDMI - 3.4Gbps
Max Distance 30m/100ft
Maximum Digital Resolution 1080p @ 60Hz, 48-bit
Wide Screen Supported Yes
Audio Specications Supports Dolby® TrueHD, DTS-HD MA

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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.

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