Gefen 4x2 HDMI User manual
4x2 HDMI
Switcher
USER MANUAL
www.gefen.com
Technical Support:
Telephone (818) 884-6294
(800) 545-6900
Fax (818) 884-3108
Technical Support Hours:
9:00 AM to 5:00 PM Monday thru Friday.
Write To:
Gefen Inc.
C/O Customer Service
6265 Variel Ave.
Woodland Hills, CA91367-9897
Notice
Gefen Inc. reserves the right to make changes in the hardware, packaging and any
accompanying documentation without prior written notice.
4x2 HDMI Switcher is a trademark of Gefen Inc.
HDMI is a trademark of hdmi.org
© 2005 Gefen Inc., All Rights Reserved
ASKING FOR ASSISTANCE
TABLE OF CONTENTS
Introduction
Features
Panel Descriptions
Connecting and Operating the 4x2 HDMI Switcher
RMT4-IR Installation
RS-232 Interface
Specifications
Warranty
1
2
3
4
5
6
7
8
Congratulations on your purchase of the ex•tend•it 4x2 HDMI 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 4x2 HDMI Switcher allows access to four HDTV devices, using two HDTV displays.
Both output displays will have mirrored images. Also included is a SPDIF output that
will output the digital audio signal in audio form.
The ex•tend•it line offers solutions for Home Theater, AV installation, data center, infor-
mation distribution, conference room presentation, school and corporate training envi-
ronments.
Our Commitment
Gefen will always offer the finest quality product at the best possible price. Included in
that price is a lifetime support from a team of outstanding engineers.
The ex•tend•it 4x2 HDMI Switcher allows four HDTV HDMI devices to be switched eas-
ily in to two HDTV HDMI compatible monitors or projectors. Simply connect your HDTV
displays to the Switcher’s display outputs. The 4x2 HDMI Switcher can also be placed
at the end of a long HDMI cable to regenerate the HDMI signal.
INTRODUCTION
1
FEATURES
Features
• Switches easily between any four HDMI sources
• Maintains 480i, 480p, 720p, 720i, and 1080i, 1080p resolutions
• Maintains highest HDMI single link video resolution
• Maintains highest HDMI digital audio signal
• Includes SPDIF output for easy hookup to digital audio systems
• Supports HDCP compliant devices
• HDMI or DVI to HDMI cables are used to connect the inputs and switcher output
• Inputs can be switched with the IR remote control, contact closure controller or
through the RS232 connector.
• Installs in seconds
Includes:
Four - 6’ HDMI cables (m-m)
5VDC Power Supply
RMT4-IR
The 4x2 HDMI Switcher
Users Manual
2
PANEL DESCRIPTIONS
Connects to
5VDC power
supply
IR eye
Indicates which
input is selected
3
RS232
Controller Port
HDMI
In 1 HDMI
In 2
IR Extender
Port
SPDIF Out
HDMI
In 3 HDMI
In 4 HDMI
Out 1 HDMI
Out 2
Power LED
Connecting and Operating the 4x2 HDMI Switcher
How to Connect the 4x2 HDMI Switcher to your devices
1 Connect the supplied cables from the HDTV HDMI sources into the 4x2 HDMI Switcher
inputs.
2Connect the cables from your displays (monitor or projector) into the HDMI outs of the
4x2 HDMI Switcher.
3 Connect any Digital Audio System into the SPDIF OUT of the 4x2 HDMI Switcher
3 Plug the 5VDC power supply into the 4x2 HDMI Switcher.
Note: SPDIF is only enabled if you are using an HDMI source and an HDMI display,
otherwise the source goes into DVI mode by reading the DVI display EDID.
How to Control the 4x2 HDMI Switcher
Use the RMT4-IR remote control to toggle between sources.
4
5
RMT4-IR Installation
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.
The optional IR extender allows you to
relocate your HDMI Switcher and still have
IR control of the HDMI Switcher
RS-232 Interface
6
Binary Table
Input Binary
1 0011 0001
2 0011 0010
3 0011 0011
4 0011 0100
Terminal Settings
Bits per second ...................................................................................................... 19200
Data bits ......................................................................................................................... 8
Parity ....................................................................................................................... None
Stop bits ..........................................................................................................................1
Flow Control ............................................................................................................ None
SPECIFICATIONS
7
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 ......................................................................... ...1080p / 1920 x 1200
Input Connector Type .............................................................................................. HDMI
Output Connector Type ............................................................................................HDMI
Output Audio Connector Type................................................................................ S/PDIF
Remote Control Port ......................................................................................Male RS232
Power Consumption ................................................................................ 15 Watts (max.)
Power Supply .......................................................................................................... 5VDC
Dimensions ....................................................................... 11.125”W x 1.375”H x 4.125”D
Shipping Weight ....................................................................................................... 6 Lbs
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