Gefen HDTV-441 User manual

Technical Support:
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[phone]
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Technical Support Hours:
8:00 AM to 5:00 PM on Weekdays.
Write To:
Gefen Inc.
c/o Customer Service
20600 Nordhoff Street
Chatsworth CA 91311
www.gefen.com -- [email protected]
Notice
Gefen Inc. reserves the right to make changes in the hardware, packaging and any
accompanying documentation without prior written notice.
4x1 HDTV Switcher is a trademark of Gefen Inc.
© 2005 Gefen Inc., All Rights Reserved
ASKING FOR ASSISTANCE

TABLE OF CONTENTS
Introduction
Features
Panel Desciptions
Connecting and Operating the 4x1 HDTV Switcher
RMT4-IR Installation
Specifications
Warranty
1
2
3
4
5
6
7

Congratulations on your purchase of the ex•tend•it 4x1 HDTV Switcher. Your complete
satisfaction is very important to us.
Gefen’s line of HDTV switches, extenders, and splitters are designed to make yourA/V
equipment use more comfortable, more productive and less expensive.
The 4x1 HDTV Switcher allow access to multiple HDTV devices, using a single HDTV
display while the HDTV extender product line can extend the DVI video up to 1640 feet
(500 meters).
The ex•tend•it line offers solutions for noise, space and security concerns, data center
control, information distribution, conference room presentation, school and corporate
training environments.
Our Commitment
Gefen will always offer the finest quality product at the best possible price. Included in
that price is a lifetime of support from a team of outstanding engineers.
The ex•tend•it 4x1 HDTV Switcher allows four HDTV DVI devices to be switched easily
in to one HDTV DVI compatible monitor or projector. The 4x1 HDTV Switcher can also
be placed at the end of a long DVI cable to regenerate the DVI signal.
INTRODUCTION
1

FEATURES
Features
• Switches easily between any four HDTV sources
• Maintains 480i, 480p, 720p, 720i, and 1080i, 1080p resolutions
• Extends any DVI compliant device by regenerating the DVI signal
• Maintains highest DVI single link video resolution
• Supports DDWG standard for DVI compliant monitors
• Supports HDCP compliant devices
• Optional RMT-4 remote control
• DVI cables are used to connect the DVI inputs and 4x1 HDTV Switcher output
• Installs in seconds
Includes:
4x 6’ DVI-D cables (m-m)
5VDC Power Supply
RMT4-IR
The 4x1 HDTV Switcher
2

PANEL DESCRIPTIONS
3
IR eye Indicates which
input is selected

Connecting and Operating the 4x1 HDTV Switcher
How to Connect the 4x1 HDTV Switcher to your devices
1 Connect the supplied DVI cables from the HDTV DVI sources into the DVI Switcher Input.
2Connect the cable from your display (monitor or projector) into the DVI Out of the
4x1 HDTV Switcher.
How to Operate the 4x1 HDTV Switcher
Use the RMT4-IR remote control port to remotely toggle between sources.
Operation Notes
The 4x1 HDTV Switcher may also be powered from input. The DVI source supplies 5v to
the switcher via pin-14 on the DVI cable.
The contact closure port is wired using a CAT5 cable is shield. Pins 1-4 to the shield
cause the unit to switch to inputs 1-4. Pins 5-8 are feedback letting you know what has
been selected.
4

RMT4-IR Installation
5
1. Remove battery cover from the back of the RMT4-IR remote.
2. Verify that dip switches 1 & 2 are in the down (OFF) position.
3. Insert the battery, hold the battery so that you can see the positive side facing up. The
side that is not marked must be facing down.
4. Test the RMT4-IR remote by pressing ONLY one button at a time. The indicator light
on the remote will flash once each time you press a button. WARNING: Do not press
multiple buttons simultaneously and do NOT press buttons rapidly. These actions will
cause the remote to reset and steps 1-4 will have to be repeated.
Note: The RMT4-IR ships with two batteries. One battery is required for operation, the
second battery is complimentary.

SPECIFICATIONS
6
Video Amplifier Bandwidth ................................................................................. 1.65 GHz
Input Video Signal ......................................................................................... 1.2 volts p-p
Input DDC Signal .................................................................................... 5 volts p-p (TTL)
Single Link Range ......................................................................................... 1920 x 1200
DVI Input/Output Connector Type ........................................................................... DVI-D
Power Consumption ................................................................................ 15 Watts (max.)
Power Supply .......................................................................................................... 5VDC
Dimensions .......................................................................................... 6”W x 1”H x 4.7”D
Shipping Weight ....................................................................................................... 6 Lbs

Gefen Inc. warrants the equipment it manufactures to be free from defects in material
and workmanship.
If equipment fails because of such defects and Gefen Inc. is notified within one
(1) year from the date of shipment, Gefen Inc. will, at its option, repair or replace
the equipment, provided that the equipment has not been subjected to mechanical,
electrical, or other abuse or modifications.
Equipment that fails under conditions other than those covered will be repaired at the
current price of parts and labor in effect at the of repair. Such repairs are warranted for
ninety (90) days from the day of reshipment to the Buyer.
This warranty is in lieu of all other warranties expressed or implied, including without
limitation, any implied warranty or merchantability or fitness for any particular purpose,
all of which are expressly disclaimed.
The information in this manual has been carefully checked and is believed to be
accurate. However, Gefen Inc. assumes no responsibility for any inaccuracies that may
be contained in this manual. In no event will Gefen Inc., be liable for direct, indirect,
special, incidental, or consequential damages resulting from any defect or omission
in this manual, even if advised of the possibility of such damages. The technical
information contained herein regarding 4x1 HDTV Switcher features and specifications
is subject to change without notice.
WARRANTY
7