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Gefen EXT-DVI-441DL - page 1
® 4x1 DVI DL Switcher EXT-DVI-441DL User Manual www.gefen.com ...
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ASKING FOR ASSIST ANCE T echnical Support : T elephone (818) 772-9100 (800) 545-6900 Fax (818) 772-9120 T echnical Support Hours: 8:00 AM to 5:00 PM Monday thru Friday PST Write T o: Gefen, LLC c/o Customer Service 20600 Nordhoff St Chatsworth, CA 9131 1 www .gefen.com support@gefen.com Notice Gefen, LLC reserves the right to make changes in the ha ...
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Gefen EXT-DVI-441DL - page 3
CONTENTS 1 Introduction 2 Operation Notes 3 Features 4 Panel Layout 5 Panel Descriptions 6 Connecting and Operating The 4x1 DVI DL Switcher 7 RMT -4IR Remote Control Description 8 4x1 DVI DL Switcher Remote Installation 9 4x1 Remote and Switcher Con fi guration 10 EDID Modes 12 DL (Dual Link) Only Modes 13 RS-232 Serial Control 14 RS-232 Serial Co ...
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1 INTRODUCTION Congratulations on your purchase of the 4x1 DVI DL Switcher . Y our complete satisfaction is very important to us. Gefen Gefen delivers innovative, progressive computer and electronics add-on solutions that harness integration, extension, distribution and conversion technologies. Gefen’s reliable, plug-and-play products supplement ...
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OPERA TION NOTES 2 READ THESE NOTES BEFORE INST ALLING OR OPERA TING THE GEFEN 4X1 DVI DL SWITCHER • The 4x1 DVI DL Switcher will take any of up to four (4) DVI dual-link or single-link resolution inputs and switch them, one at a time, to a DVI output device such as a display/monitor or projector . Resolutions can be up to 3840x2400. • The 4x1 ...
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3 FEA TURES Features • Switches easily between any four DVI-SL or DVI DL sources • Maintains highest resolution dual link DVI • Supports resolutions up through 3840x2400 • EDID Storage and programming for best source/display compatibility • Extends the range of the video signal on the DVI outputs up to 50 feet • Discrete IR remote contr ...
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4 P ANEL LA YOUT Back Panel Front Panel 6 8 9 7 5 4 2 1 3 ...
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5 P ANEL DESCRIPTIONS 1 External IR Port For connection of external IR extension device such as the Gefen IR Extender (part # EXT -RMT -EXTIR). 2 IR Receiver Receives IR signal from the handheld Infrared remote control unit included with the product. 3 DVI Signal Status LEDs 1-4 Provide visual con fi rmation of the currently selected DVI input sig ...
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Gefen EXT-DVI-441DL - page 9
6 CONNECTING AND OPERA TING THE 4X1 DVI DL SWITCHER How to Connect the 4x1 DVI DL Switcher to your devices: 1. Connect user supplied DVI cables from the DVI sources into the 4x1 DVI Switcher ’s Inputs. 2. Connect the cable from your display (monitor or projector) into the DVI Out of the 4x1 DVI DL Switcher . 3. Connect the 5V power supply , then ...
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Gefen EXT-DVI-441DL - page 10
7 4X1 DVI DL SWITCHER REMOTE DESCRIPTION Input Selection Buttons The RMT -4IR remote control will allow the user to select which of 4 DVI sources will be displayed. Please use the information below when selecting the desired source for output to a display or other DVI video receiving device. RMT -4IR Button DVI Source 11 22 33 44 LED Indicator ...
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8 4X1 DVI DL SWITCHER REMOTE INST ALLA TION T o use the RMT -4IR remote, remove the battery cover on the back of the remote to reveal the battery compartment. Insert the included battery into the open battery slot. The positive (+) side should be facing up. Ensure that both DIP (Dual Inline Package) switches are in the OFF position. Replace the bat ...
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Gefen EXT-DVI-441DL - page 12
9 4X1 REMOTE CONTROL AND SWITCHER CONFIGURA TION How to Resolve IR Code Con fl icts In the event that IR commands from other remote controls con fl ict with the supplied RMT -4IR remote control, changing the remote control channel will alleviate this issue. The RMT -4IR remote control and the 4x1 DVI DL Switcher both have banks of DIP (Dual Inlin ...
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Gefen EXT-DVI-441DL - page 13
10 EDID MODES What is EDID and what is it used for? Under normal circumstances, an audio/video source device (digital or analog) will require information about a connected device/display to assess what resolutions and features (capabilities) are possible. The source device can then tailor its output to create resolutions and/or features that are co ...
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Gefen EXT-DVI-441DL - page 14
11 EDID MODES 1 2 3 4 EDID Modes The diagram below illustrates the 4-position DIP switch bank (containing 4 small white toggle switches as shown). The functions of the switches are as follows: DIP SWITCH Function 1 IR Channel 2 IR Channel 3 EDID Mode 4 EDID Lock Mode Use DIP switch 3 to set the desired EDID mode. (UP is On) How to set the two EDID ...
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Gefen EXT-DVI-441DL - page 15
12 DL (Dual Link) Only Modes The 8-position DIP switch bank located on the underside of the 4x1 DVI DL Switcher can be used to set each individual input to work in a Dual Link Only mode. These modes should only be enabled if issues occur when using Dual Link sources and displays in the default mode. DIP SWITCH Function DIP SWITCH Function 1 Input 1 ...
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Gefen EXT-DVI-441DL - page 16
13 RS-232 SERIAL CONTROL INTERF ACE What features are available via the RS-232 serial communications port? The 4x1 DVI DL Switcher can accept commands through the RS-232 serial communications port located on the rear panel. The current RS-232 control features are the ability to switch/route inputs to outputs without the RMT -4IR remote control. How ...
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Gefen EXT-DVI-441DL - page 17
14 RS-232 SERIAL CONTROL COMMANDS RS-232 Features RS-232 remote functions are used to control of this product’s features. Features include input to output routing, EDID storage, EDID management, etc. Functions Syntax The syntax for each function is always the same: #Character as the start fl ag → Function name → Space ( _ ) as function name ...
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Gefen EXT-DVI-441DL - page 18
15 RS-232 SERIAL CONTROL COMMANDS #EDIDDSTOLO Function The #EDIDDSTOLO function reads the downstream EDID and stores into all lo- cal inputs. Syntax: #EDIDDSTOLO Parameters: None #EDIDDSTOBA Function The #EDIDDSTOBA function reads the downstream EDID and stores it to a speci fi ed EDID bank. Syntax: #EDIDDSTOBA param1 Parameters: param1 EDID bank ...
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Gefen EXT-DVI-441DL - page 19
16 RS-232 SERIAL CONTROL COMMANDS #DDCTODS Function The #DDCTODS function routes the input DDC to the downstream EDID (pass- through mode). Syntax: #DDCTODS Parameters: None #DDCTOLO Function The #DDCTOLO function routes the input DDC to the local EDID. Syntax: #DDCTOLO Parameters: None #DEF Function The #DEF function set the Switcher to the factor ...
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17 RS-232 SERIAL CONTROL COMMANDS #LOEDIDTOBA Function The #LOEDIDTOBA function loads the speci fi ed EDID fi le and stores it in a speci fi ed EDID bank. Syntax: #LOEDIDTOBA param1 param2 param3 Parameters: param1 Echo mode [0 - 1] V alue Meaning 0 Semi echo mode 1 Full echo mode param2 EDID size [1 - 2] V alue Meaning 1 128 byte EDID 2 256 byt ...
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Gefen EXT-DVI-441DL - page 21
18 RS-232 SERIAL CONTROL COMMANDS #LOEDIDTOLO Function The #LOEDIDTOLO function loads the speci fi ed EDID fi le to a speci fi ed local input. Syntax: #LOEDIDTOLO param1 param2 Parameters: param1 Echo mode [0 - 1] V alue Meaning 0 Semi echo mode 1 Full echo mode param2 EDID size [1 - 2] V alue Meaning 1 128 byte EDID 2 256 byte EDID #PRBAEDID Fu ...
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Gefen EXT-DVI-441DL - page 22
19 RS-232 SERIAL CONTROL COMMANDS #PRDSEDID Function The #PRDSEDID function reads the downstream EDID and sends it to the serial port. Syntax: #PRDSEDID param1 Parameters: param1 File type [0 - 1] V alue Meaning 0 .BIN fi le 1 .TXT fi le #PRLOEDID Function The #PRLOEDID function reads the local EDID and spools it to the serial port. Syntax: #PRLO ...
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Gefen EXT-DVI-441DL - page 23
20 RS-232 SERIAL CONTROL COMMANDS Commands Simpli fi ed syntax was used for command implementation for faster operation with the device: # character – isn’t needed, the command name is reduced to 1 letter . The commands are not case-sensitive. Command Description P Displays the function menu 1 Switch to Input 1 2 Switch to Input 2 3 Switch to ...
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Gefen EXT-DVI-441DL - page 24
RS-232 SERIAL CONTROL COMMANDS 2. USING SHORT -CUT CHARACTERS TO CHANGE SETTINGS 2.1 HYPERTERMINAL tm SETTINGS in Microsoft Windows tm First, please setup correct communications by performing these commands (as shown on the screen shot immediately below): File->Properties->Setting->ASCII Setup Also, please be sure to unmark the check box t ...
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Gefen EXT-DVI-441DL - page 25
22 RACK MOUNT INST ALLA TION Rear of unit Front of unit Rack mount ears are provided for installation of this unit into a 1U rack mount space. 1. Locate the side screws on the unit. 2. Remove the front 2 screws that are located closest to the front of the unit. 3. Using the removed screws, screw the rack mounting bracket into the unit. 4. Repeat th ...
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Gefen EXT-DVI-441DL - page 26
SPECIFICA TIONS 23 Video Ampli fi er Bandwidth:..................................................................2 x 165 MHz Input Video Signal:...............................................................................1.2 V olts p-p Input DDC Signal:..........................................................................5 V olts p-p (TTL) S ...
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24 W ARRANTY 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 noti fi 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 mechanica ...
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25 NOTES ...
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26 NOTES ...
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NOTES ...
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20600 Nordhoff St., Chatsworth CA 91311 1-800-545-6900 818-772-9100 fax: 818-772-9120 www .gefen.com support@gefen.com Rev A10 Pb This product uses UL listed power supplies. ...
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