StarTech.com ST12MHDLNV User manual

Manual Revision: 06/12/2020
User Manual
For the latest information and specications visit
www.startech.com/ST12MHDLNV
HDMI® over IP Extender | 1080p
Actual product may vary from photos
SKU#: ST12MHDLNV

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Compliance Statements
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
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.

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Safety Statements
Safety Measures
• Wiringterminationsshouldnotbemadewiththeproductand/or
electriclinesunderpower.
• Cables(includingpowerandchargingcables)shouldbeplacedand
routedtoavoidcreatingelectric,trippingorsafetyhazards.
Mesures de sécurité
• Lesterminaisonsdecâblâgenedoiventpasêtree󱐯ectuéeslorsquele
produitet/oulescâblesélectriquessontsoustension.
• Lescâbles(ycomprislescâblesd’alimentationetdechargement)
doiventêtreplacésetacheminésdefaçonàévitertoutrisque
électrique,dechuteoudesécurité
安全対策
• 電源が入っている状態の製品または電線の終端処理を行わないでくださ
い。
• ケーブル（電源ケーブルと充電ケーブルを含む）は、適切な配置と引き回し
を行い、電気障害やつまづきの危険性など、安全上のリスクを回避するよう
にしてください。
Misure di sicurezza
• Iterminialideilielettricinondevonoessererealizzateconilprodotto
e/olelineeelettrichesottotensione.
• Icavi(inclusiicavidialimentazioneediricarica)devonoessere
posizionatiestesiinmododaevitarepericolidiinciampo,rischidi
scosseelettricheopericoliperlasicurezza.
Säkerhetsåtgärder
• Monteringavkabelavslutningarfårintegörasnärproduktenoch/eller
elledningarnaärströmförda.
• Kablar(inklusiveelkablarochladdningskablar)skadrasochplaceraspå
såsättattriskförsnubblingsolyckorochandraolyckorkanundvikas.

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Table of Contents
Compliance Statements........................................................................1
Safety Statements..................................................................................2
Product Diagram....................................................................................4
Transmitter .................................................................................................................................................. 4
Receiver ........................................................................................................................................................ 5
Product Information..............................................................................6
Package Contents ..................................................................................................................................... 6
Requirements ............................................................................................................................................. 6
Connecting the Extender......................................................................7
Point to Point .............................................................................................................................................. 7
One Transmitter to Multiple Connections (Network Method).................................................. 9
One Transmitter to Multiple Connections (Cascading Method - Maximum of 3 HDMI
Receivers)..................................................................................................................................................... 11
(Optional) Installing the IR Receiver and Blaster ..............................12
(Optional) Mounting the Extender......................................................13
Changing the Power Adapter Clips .....................................................14
Video Resolution Performance ............................................................14
LED Indicators.........................................................................................14

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Product Diagram
Transmitter
112V DC Port
2HDMI In
3HDMI Out
4RJ45 Port
5IR Out Port
1 2 3 4 5

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Receiver
112V DC Port
2HDMI Out
3IR In Port
4RJ45 Port (x2)
1 2 3 4

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Product Information
Package Contents
• HDMI over IP Transmitter x 1
• HDMI over IP Receiver x 1
• Power Adapter (NA, UK, EU and AU clips) x 2
• IR Blaster x 1
• IR Receiver x 1
• Mounting Screws x 4
• Rubber Feet x 8
• User Manual x 1
Requirements
Display
• HDMI Display Device x 1
• (Optional) HDMI Display Device x 1
Video Source Device
• Video Source (e.g. Host Computer, Media Player) x 1
Cables
• CAT5e/6 Cable x 1
• HDMI Cables x 3
Optional
• Network Device (e.g. Switch) x 1
• IR Remote Control x 1
Tools
• Phillips Head Screwdriver x 1

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Connecting the Extender
Point to Point Conguration
Point to Point
Connecting the HDMI Transmitter
1. Place the HDMI Transmitter near the Video Source Device.
2. Connect an HDMI Cable (sold separately) to the HDMI In
Port on the HDMI Transmitter and the other end to an
HDMI port on the Video Source Device (e.g. host computer).
3. Connect an HDMI Cable to the HDMI Out Port on the HDMI
Transmitter and the other end to an HDMI Port on the
Display Device (e.g. Monitor).
Connecting the HDMI Receiver
1. Place the HDMI Receiver near the Display Device.

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2. Connect an HDMI Cable to the HDMI Out Port on the HDMI
Receiver and the other end to an HDMI port on the Display
Device (e.g. monitor).
3. Connect an Cat5e/Cat6 Cable to the RJ45 Port on the
HDMI Receiver and the other end to an RJ45 Port on a
HDMI Transmitter.
Powering the Extender
• Connect the Power Adapters to the 12V DC Port on both
the HDMI Transmitter and the HDMI Receiver and the other
ends to AC Electrical Outlets.

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One Transmitter to Multiple
Connections (Network Method)
One to Multiple Connection
In order to use this conguration, an existing IP network,
Network Switch (sold separately), and multiple HDMI Receivers
(sold separately) are required.
Notes: A minimum of 100Mbps of bandwidth is required per
Receiver (e.g. 100Mbps is needed for one transmitter and
one receiver).
Each Ethernet connection in the setup needs to be at least
100Mbps.
Only one transmitter can be connected to a network at a
time.
A DHCP Server is required to be connected to the network in
order to automatically assign an IP Address to the Extender.