Gefen EXT-DVI-144DL User Manual
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Gefen EXT-DVI-144DL User Manual

1:4 dvi dual link splitter
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1:4 DVI Dual Link
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EXT-DVI-144DL
User Manual
www.gefen.com

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Summary of Contents for Gefen EXT-DVI-144DL

  • Page 1 ® 1:4 DVI Dual Link Splitter EXT-DVI-144DL User Manual www.gefen.com...
  • Page 2 Notice Gefen, LLC reserves the right to make changes in the hard ware, packaging, and any accompanying doc u men ta tion without prior written notice. 1:4 DVI Dual Link Splitter is a trademark of Gefen LLC © 2011 Gefen, LLC. All rights reserved.

  • Page 3: Table Of Contents

    CONTENTS Introduction Operation Notes Features Front Panel Layout Front Panel Descriptions Back Panel Layout Back Panel Descriptions Connecting the 1:4 DVI Dual Link Splitter Wiring Diagram RS-232 Control 10 RS-232 Commands EDID Management Masking Commands System Commands 16 Firmware Update 17 Rack Ear Installation 18 Specifi...

  • Page 4: Introduction

    Congratulations on your purchase of the 1:4 DVI Dual Link Splitter. Your complete satisfaction is very important to us. Gefen Gefen delivers innovative and progressive computer and electronics add-on solutions that harness integration, extension, distribution, and conversion technologies. Gefen’s reliable plug-and-play products supplement cross-platform...

  • Page 5: Operation Notes

    OPERATION NOTES READ THESE NOTES BEFORE INSTALLING OR OPERATING THE 1:4 DVI DUAL LINK SPLITTER • HDCP content is not supported.

  • Page 6: Features

    FEATURES Features • Distributes one dual link source to four DVI dual link outputs • Supports up to 1080p, 2K, and 2560 x 1600 resolutions • EDID Management for rapid integration of source and displays • Output masking • RS-232 for fi rmware, masking, and EDID management •...

  • Page 7: Front Panel Layout

    FRONT PANEL LAYOUT...

  • Page 8: Front Panel Descriptions

    FRONT PANEL DESCRIPTIONS Power This LED indicator will glow bright red when the unit is powered.

  • Page 9: Back Panel Layout

    BACK PANEL LAYOUT...

  • Page 10: Back Panel Descriptions

    BACK PANEL DESCRIPTIONS 5V DC Connect the included 5V DC locking power supply to this receptacle. DVI In Connect a dual link computer source to the DVI In connector. RS-232 Serial Port This port is used for serial communication using an RS-232 control device. For details, refer to page 9 Out (1 - 4) Connect up to four (4) dual link DVI displays to each of the DVI Out...

  • Page 11: Connecting The 1:4 Dvi Dual Link Splitter

    Wiring Diagram for the 1:4 DVI Dual Link Splitter DVI CABLE RS-232 CABLE Dual-Link DVI Source Dual-Link DVI Splitter Dual-Link DVI Display RS-232 Controller Dual-Link DVI Display Dual-Link DVI Display Dual-Link DVI Display EXT-DVI-144DL ATTENTION: This product should always be connected to a grounded electrical socket.

  • Page 12: Rs-232 Control

    RS-232 CONTROL Only pins 2 (Receive), 3 (Transmit), and 5 (Ground) are used for communication. 5 4 3 2 1 1 2 3 4 5 9 8 7 6 6 7 8 9 Only Pins 2 (RX), 3 (TX), and 5 (Ground) are used on the RS-232 serial interface Default Serial Port Settings Bits per second ....................

  • Page 13: Rs-232 Commands

    RS-232 COMMANDS Command Syntax Each command uses the following syntax: #Command_Name [Space] Parameter 1 [Space] Parameter n [CR] Sample: #FunctionName_param1_param2_param3_param4...\r Syntax is NOT case sensitive. EDID Management Command Description #EDIDDETOLO Stores the default EDID into all inputs #EDIDDSTOLO Read downstream EDID and stores into all inputs #LOEDIDTOLO Loads EDID from serial port and store in any input #PRDSEDID...
  • Page 14 RS-232 COMMANDS #EDIDDSTOLO Command The #EDIDDSTOLO command reads the downstream EDID and stores into all local inputs. Syntax: #ediddstolo Parameters: None #LOEDIDTOLO Function The #LOEDIDTOLO function loads the specifi ed EDID fi le to a specifi ed local input. Syntax: #LOEDIDTOLO param1 Parameters: param1...
  • Page 15 RS-232 COMMANDS #PRDSEDID Function The #PRDSEDID command reads the downstream EDID and spools it to the serial port. Syntax: #PRDSEDID param1 Parameters: param1 Monitor [1 - 4] #PRLOEDID Function The #PRLOEDID command reads the local EDID and spools it to the serial port. Syntax: #PRLOEDID Parameters:...

  • Page 16: Masking Commands

    RS-232 COMMANDS Masking Commands Command Description #MASKOUT Masks the specifi ed output #UNMASKOUT Unmasks the specifi ed output #MASKOUT Command The #MASKOUT command masks specifi c outputs preventing video from being displayed. Syntax: #maskout param1 Parameters: param1 Output [1 - 4] Notes: Set param1 to 0 to mask all outputs.

  • Page 17: System Commands

    RS-232 COMMANDS System Commands Command Description #ACTIVEBOLO Activates the boot loader #FOOFF Disables the +5V of the DVI input channel #FOON Enables the +5V of the DVI input channel #STANDBY Enables Standby Mode #WAKEUP Disables Standby Mode #ACTIVEBOLO Command The #ACTIVEBOLO command activates the boot loader. See page 16 for more information.
  • Page 18 RS-232 COMMANDS #FOON Command The #FOON command enables the +5V of the DVI input channel. Syntax: #foon Parameters: None #STANDBY Command The #STANDBY command enables Standby Mode. In Standby Mode, the Splitter will only consume a maximum of 0.5 Watts. Syntax: #standby Parameters:...

  • Page 19: Firmware Update

    FIRMWARE UPDATE Firmware Update Procedure Any terminal emulation program can be used to perform the upgrade process. The instructions below is outlined for Windows® HyperTerminal. Connect an RS-232 cable between the Splitter and the computer running the terminal program. Verify the correct serial port settings (see page 9). Type the #activebolo command then press the [ENTER] key.

  • Page 20: Rack Ear Installation

    RACK EAR INSTALLATION Installing the Rack Ears Rack mount ears are provided for installation of this unit into a 1U rack mount space. Locate the side screws on the unit. Remove the front 2 screws that are located closest to the front of the unit. Using the removed screws, screw the rack mounting bracket into the unit.

  • Page 21: Specifi Cations

    SPECIFICATIONS Maximum Pixel Clock ................. 2 x 165 MHz Input DDC Signal ................. 5 Volts p-p (TTL) Input Video Signal ................1.2 Volts p-p Video Input Connector........(1) DVI-I, 29-pin, female (digital only) Video Output Connectors......(4) DVI-I, 29-pin, female (digital only) RS-232 Connector.................(1) DB-9, female Power Supply .................

  • Page 22: Warranty

    Gefen warrants the equipment it manufactures to be free from defects in material and workmanship. If equipment fails because of such defects and Gefen is notifi ed within two (2) years from the date of shipment, Gefen will, at its option, repair or replace the equipment, provided that the equipment has not been subjected to mechanical, electrical, or other abuse or modifi...
  • Page 23 Rev A2 20600 Nordhoff St., Chatsworth CA 91311 1-800-545-6900 818-772-9100 fax: 818-772-9120 www.gefen.com support@gefen.com This product uses UL listed power supplies.

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