StarTech.com ST121UTPEP User manual

VGA Video Extender over
Cat5
VGA Video Extender over Cat5
- Point to Point
ST121UTPEP
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 off 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 different 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.

i
Table of Contents
Introduction..................................................................... 1
Packaging Contents.....................................................................1
System Requirements .................................................................1
Installation....................................................................... 1
Hardware Installation...................................................................1
Receiver Unit/Transmitter Unit.....................................................2
Distances and Resolutions ............................................ 2
Specifications.................................................................. 3
Technical Support........................................................... 4
Warranty Information...................................................... 4

1
Introduction
Packaging Contents
1 x ST121UTPEP Transmitter Unit•
1 x ST121UTPEP Receiver Unit•
1 x Power Adapter•
1 x Installation Bracket•
1 x Instruction Manual•
System Requirements
VGA capable output on video source•
VGA capable monitor/display•
Installation
Hardware Installation
Turn off the PC and remote display.1.
Connect the ST121UTPEP Transmitter unit’s “VGA In” connector2.
with a standard VGA (DE-15) male to male cable to PC video card.
Connect the ST121UTPEP Transmitter and ST121UTPEP Receiver3.
units together with a straight through Cat5e cable.
Connect the ST121UTPEP Receiver unit’s “VGA Out” connector with4.
a standard VGA (DE-15) male to male cable to the monitor/display.
Connect the power adapter to either the Transmitter unit or Receiver5.
Unit, whichever is more convenient. It is not necessary to have
power connected to both.
Turn on the monitor and PC.6.

2
Receiver Unit/Transmitter Unit
Distances and Resolutions
50m 1920x1200 / 1600x1200
80m 1280x1024 / 1024x768
Power LED
RJ45 port
Power
Connector
“VGA Out” to
monitor/display
“VGA In” from
video source
Installation
Bracket

3
Specications
Connectors (Transmitter Unit)
DE-15 VGA connector•
RJ45 Ethernet connector•
DC Power connector•
Connectors (Receiver Unit)
DE-15 VGA connector•
RJ45 Ethernet connector•
DC Power connector•
Maximum Resolution 1920x1200 (50 m/150 ft)
Maximum Distance 80 m (250 ft)
Operating Temperature 0 - 70 degrees C
Storage Temperature -20 - 85 degrees C
Dimensions 100.0 mm x 138.0mm x 25.0 mm
Weight Transmitter: 135 g•
Receiver: 140 g•

4
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.
Warranty Information
This product is backed by a one 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 officers, directors, employees or agents) for any damages
(whether direct or indirect, special, punitive, incidental, consequential, or
otherwise), loss of profits, 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.

StarTech.com has been making “hard-to-find easy” since 1985,
providing high quality solutions to a diverse IT and A/V customer
base that spans many channels, including government, education
and industrial facilities to name just a few. We offer an unmatched
selection of computer parts, cables, A/V products, KVM and Server
Management solutions, serving a worldwide market through our
locations in the United States, Canada, the United Kingdom and
Taiwan.
Visit www.startech.com today for complete information about all
our products and to access exclusive interactive tools such as the
Cable Finder, Parts Finder and the KVM Reference Guide.