VGA Video Extender over Cat 5 with
Audio and RGB SKEW Calibration
ST122UTPAL
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
For the most up-to-date information, please visit: www.startech.com
Manual Revision: 07/12/2011
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 dierent 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.
Table of Contents
Introduction ........................................................................................................................................................1
Packaging Contents ................................................................................................................................1
System Requirements ............................................................................................................................1
Side View 1 ....................................................................................................................................................2
Side View 2 ....................................................................................................................................................2
Installation............................................................................................................................................................3
Preparing Your Site ...................................................................................................................................3
Installing the Local Unit ........................................................................................................................4
Installing the Remote Unit ..................................................................................................................4
Driver Installation ......................................................................................................................................5
How to Use ..........................................................................................................................................................5
Mode A Conguration ...........................................................................................................................6
Mode B Conguration ...........................................................................................................................6
EDID Copy......................................................................................................................................................6
Specications .....................................................................................................................................................8
Technical Support ...........................................................................................................................................9
Warranty Information ....................................................................................................................................9
Instruction Manual
i
Introduction
This VGA and audio over Cat5 video extender allows you to extend a VGA signal using Cat5
/ Cat5e cabling to 4 (2 local and 2 remote) monitors to be connected to a single PC. This
transmitter and receiver pair is unique because it oers a rotary control wheel that allows you
toggle on/o the display signal to connected display devies on the receiver and adjust audio
output volume. Plus, the rotary control wheel can be used to help you ne tune the video signal
by oering RGB (red, green, blue) skew calibration, gain, and equalizer controls.
Packaging Contents
• 1 x ST122UTPAL local unit
• 1 x ST122UTPAL remote unit
• 2 x Power Adapter
• 2 x Grounding Wire
• 1 x Instruction Manual
System Requirements
• VGA enabled display device
• VGA enabled video source
• Stereo audio source with 3.5mm mini-jack plug (optional)
• Stereo speakers with 3.5mm mini-jack plug (optional)
• Available electrical power outlet at local and remote locations
Instruction Manual
1