Gefen EXT-HDMI-442 User Manual

4x2 hdmi switcher

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4x2 HDMI
Switcher
U S E R
M A N U A L
www.gefen.com

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Summary of Contents for Gefen EXT-HDMI-442

  • Page 1 4x2 HDMI Switcher U S E R M A N U A L www.gefen.com...
  • Page 2 Chatsworth, CA 91311 www.gefen.com support@gefen.com Gefen Inc. reserves the right to make changes in the hard ware, packaging and any accompanying doc u men ta tion without prior written notice. 4x2 HDMI Switcher is a trademark of Gefen Inc. HDMI is a trademark of hdmi.org ©...
  • Page 3: Table Of Contents

    Introduction Features Panel Descriptions Connecting and Operating the 4x2 HDMI Switcher RMT4-IR Installation Dip Switch Guidelines IR Code Confl icts RS-232 Interface Specifi cations Warranty TABLE OF CONTENTS...
  • Page 4: Introduction

    Our Commitment Gefen will always offer the fi nest quality product at the best possible price. Included in that price is a lifetime support from a team of outstanding engineers. The Gefen 4x2 HDMI Switcher allows four HDTV HDMI devices to be switched easily in to two HDTV HDMI compatible monitors or projectors.
  • Page 5: Features

    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 •...
  • Page 6: Panel Descriptions

    PANEL DESCRIPTIONS...
  • Page 7: Connecting And Operating The 4X2 Hdmi Switcher

    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. 2 Connect the cables from your displays (monitor or projector) into the HDMI outs of the 4x2 HDMI Switcher.
  • Page 8: 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.
  • Page 9: Dip Switch Guidelines

    To access the Dip Switches, remove all screws from the bottom and sides of the Gefen unit. Remove the hex screw heads from each side of the RS-232 port. Carefully slide the unit apart. The 8 Bank of Dip Switches are located on the main PCB. Once adjustments are complete, slide the unit back together and replace all removed screws.
  • Page 10: Ir Code Confl Icts

    How to Resolve IR Code Confl icts There are matching pairs of dip switches underneath the Switcher unit and under the remote battery cover. Switch 1 & 2 on the Remote and Switch 3 & 4 inside the unit (page 6) are the matching switches.
  • Page 11: Rs-232 Interface

    Binary Table ASCII Input Additional control of the EDID modes and IR channel are possible using the RS-232 interface. For any of these modes to be successfully written to the EEPROM, all Dip Switches must be in the OFF position. ASCII EDID Mode OK is printed out on screen when a mode has successfully been changed.
  • Page 12: Specifi Cations

    SPECIFICATIONS Video Amplifi er 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...

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