Manual - Gefen
Contents
1. DVI DL SL Switcher ET DVI 841DL User Manual vww gefen com ASKING FOR ASSISTANCE Technical Support Telephone 818 772 9100 800 545 6900 Fax 818 772 9120 Technical Support Hours 8 00 AM to 5 00 PM Monday thru Friday PST Write To Gefen LLC c o Customer Service 20600 Nordhoff St Chatsworth CA 91311 www gefen com support gefen com Notice Gefen LLC reserves the right to make changes in the hardware packaging and any accompanying documentation without prior written notice 8x1 DVI DL SL is a trademark of Gefen LLC 2010 Gefen LLC All Rights Reserved All trademarks are the property of their respective owners Rev 22 23 24 CONTENTS Introduction Operation Notes Features Package Includes Panel Layout Panel Descriptions Connecting and Operating the 8x1 DVI DL SL Switcher RMT 8IR Remote Description RMT 8IR Remote Installation IR Remote Control and 8x1 Switcher Configuration EDID Notes EDID Notes Continued Dual Link Only Modes RS 232 Serial Control Interface RS 232 Serial Control Commands Rack Mount Installation Specifications Warranty INTRODUCTION Congratulations on your purchase of the 8x1 DVI DL SL Switcher Your 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 a2. 1 Fvl None 13 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 flag Function name Space as function name end flag Parameter 1 Space Parameter n Carriage Return r gt Sample FunctionName_param1_param2_param3_param4 r Syntax is NOT case sensitive EDID Management Function Desrpio 14 RS 232 SERIAL CONTROL COMMANDS HEDIDDSTOLO 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 specified EDID bank Syntax EDIDDSTOBA paraml Parameters param1 EDID bank offset 1 7 HEDIDBATOLO Function The HEDIDBATOLO function reads an EDID from an EDID bank and stores it in all inputs Syntax EDIDBATOLO parami Parameters param1 EDID bank offset 1 7 15 RS 232 SERIAL CONTROL COMMANDS HDDCTODS Function The ZDDCTODS function routes the input DDC to the downstream pass through mode Syntax DDCTODS Parameters None DDCTOLO Function The ZDDCTOLO function routes the input DDC to the local EDID Syntax SDDCTORO
3. DL Dual Link and SL Single Link Mode Switch OFF DEFAULT e This setting can be set individually for each input This mode will allow the connection of both Dual Link and Single Link displays DL Dual Link Only Mode Switch ON e This setting can be set individually for each input This mode should be enabled if issues with the default occur with Dual Link displays 12 RS 232 SERIAL CONTROL INTERFACE What features are available via the RS 232 serial communications port The 8x1 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 do I use these features These features were initially intended for utilization by custom installers in automated setups However these features can be tested by using any Windows PC with a terminal emulation program The next few pages will show you how What pins are used for communication with the 8x1 DVI DL Switcher Only pins 2 Receive 3 Transmit and 5 Ground are used for communication A null modem adapter should not be used with this Switcher 9876 6789 Only Pins 2 RX 3 TX and 5 Ground are used on the RS 232 serial interface What are the RS 232 communications port settings BIS DOr SSCOMNG RC 19200 BEE WON ES ee E HP 8 ux Greenes P None SIOD DIIS ETE EE EEE EE
4. connected and powered up the Switcher s last recorded EDID from previous activity will be used How to Operate the 8x1 DVI DL SL Switcher 6 Use the RMT 8IR remote control to remotely switch between DVI video sources Alternatively use a RS 232 control system such as a PC with communications software for example Microsoft s Hyperterminal or an automated control system such as Crestron 8X1 DVI DL SL REMOTE DESCRIPTION LED Indicator Input Selection Buttons The RMT 8IR remote control will allow the user to select which of 8 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 8IR Button DVI Source 8X1 DVI DL SL REMOTE INSTALLATION To use the RMT 8IR 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 battery cover The remote ships with 2 batteries One battery is needed for operation and the other battery is complimentary Empty Battery Slot IR Code Dip Switches RMT 8IR REMOTE AND 8X1 SWITCHER CONFIGURATION How to Resolve IR Code Conflicts In the event that IR commands from other remote controls conflict with the supplied RMT 8IR remote control changing
5. Parameters None DEF Function The ZDEF function set the Switcher to the factory default settings Syntax DEF Parameters None 16 RS 232 SERIAL CONTROL COMMANDS LOEDIDTOBA Function The LOEDIDTOBA function loads the specified EDID file and stores it in a specified EDID bank Syntax LOEDIDTOBA paraml param2 param3 Parameters param1 Echo mode 0 1 o Semiechomodes Full echo mode param2 EDID size He param3 EDID bank offset 1 7 17 RS 232 SERIAL CONTROL COMMANDS HLOEDIDTOLO Function The LOEDIDTOLO function loads the specified EDID file to a specified local input Syntax LOEDIDTOLO paraml param2 Parameters param1 Echo mode 0 1 0 Semiechomode Full echo mode param2 EDID size 1 2 PRBAEDID Function The PRBAEDID function reads the EDID file from the specified bank and sends it to the serial port Syntax PRBAEDID paraml param2 Parameters param1 EDID bank offset 1 7 param2 File type 0 1 18 RS 232 SERIAL CONTROL COMMANDS PRDSEDID Function The PRDSEDID function reads the downstream EDID and sends it to the serial port Syntax PRDSEDID paraml Parameters param File type 0 1 PRLOEDID Function The ZPRLOEDID function reads the local EDID and spools it to the serial port Syntax PRLOEDID paraml Parameters 1 File type 0 1 Meaning BIN file 19 RS 232 SERIAL
6. device such as a display monitor or projector Resolutions can be up to 3840x2400 The 8x1 DVI DL SL Switcher is housed in a metal box for better RF shielding FEATURES Features EDID Management e Switches easily between any eight DVI SL or DVI DL sources Maintains highest resolution dual link DVI Supports resolutions up through 3840x2400 e Extends the range of DVI video up to 50 feet e Discrete IR remote control included e Serial RS 232 remote port for switching via automated control or PC e HDCP Compliant when using EDID DS Mode e Supports DDWG standards for DVI monitors Rack ears included Package Includes 1 8x1 DVI DL SL Switcher 1 RMT 8IR Remote Control 1 5V DC Power Supply 8 6 foot Dual Link DVI cables 1 Set of rack ears 1 User s Manual PANEL LAYOUT Front Panel Back Panel PANEL DESCRIPTIONS External IR Port For connection of external IR extension device such as the Gefen IR Extender part EXT RMT EXTIR IR Receiver Receives IR signal from the handheld Infrared remote control unit included with the product DVI Signal Status LEDs 1 8 Provide visual confirmation of the currently selected DVI input signal out of the eight DVI input ports DVI Input Selector Push button switch cycles the next DVI input 1 8 in a forward sequence starting again at 1 Power Indicator LED Indicates when the 8x1 DVI DL SL Switcher is receiving 5V DC power from its included AC powe
7. CAL EDID locations 2 The second mode is the DS Down Stream mode which functions as a simple EDID pass through In this mode the display device connected to the 8x1 DVI DL SL Switcher will pass its EDID directly to whichever DVI input source is currently selected HDCP is supported in this mode only NOTE The 8x1 DVI DL SL Switcher also features an EDID Lock Mode allowing the EDID to be stored See the following page for details How do I change EDID modes in the 8x1 DVI DL SL Switcher There is an bank of 4 DIP switches located on the main circuit board on the underside of the 8x1 DVI DL SL Switcher DIP switch 3 can be used to set either the DS or LOCAL EDID modes The bank of 8 DIP switches are used for the DL dual link only feature and are explained on page 12 TIP Advanced EDID functions can also be managed via the RS 232 serial communications port See page 13 for more information on the RS 232 serial communication features 10 EDID NOTES CONT D EDID Modes The diagram below illustrates the DIP switch bank of 4 The 8 DIP switch bank functions are outlined later on this page 1234 Use DIP switch 3 to set the desired EDID mode DIPSWITCH Function IR Channel 1 2 1 LOCAL EDID Mode Switch 3 OFF DEFAULT e EDID that is stored in the LOCAL memory location is passed to all inputs e By default during each power on process the connected display s EDID will be automatically copied to each of th
8. CONTROL COMMANDS Commands Simplified 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 Po Displays the function menu Switch to Input 1 Switch to Input 2 Switch to Input 3 Switch to Input 4 The ASCII character table below indicates which Switcher input will be routed to the output Display when the corresponding ASCII numeric character is typed ASCH input Binary 2 00110000 3 001001 4 00110100 5 00110101 6 omon 8 00111000 20 RS 232 SERIAL CONTROL COMMANDS 2 USING SHORT CUT CHARACTERS TO CHANGE SETTINGS 2 1 HYPERTERMINAL SETTINGS in Microsoft Windows First please setup correct communications by performing these commands as shown on the screen shot immediately below File gt Properties gt Setting gt ASCII Setup m ren Hum lam na TE A PIT Fart ae TE 4 Fr eel rer eg TE mas A 1 a Go Sy LU Fa pam Ea Rs Ve mil ro a led Also please be sure to unmark the check box that says Send line ends with line feeds 2 2 EXAMPLE CHANGE THE ROUTED SOURCE Now you are ready to route Display input sources At the Hyperterminal cursor prompt type the numeral key of the input to switch to followed by the ENTER k
9. anty coverage information please visit Gefen s Warranty web page at http www gefen com kvm aboutus warranty jsp PRODUCT REGISTRATION Please register your product online by visiting Gefen s web site at http www gefen com kvm Registry Registration jsp 24 MA DVI 8417DLx 20600 Nordhoff St Chatsworth CA 91311 1 800 545 6900 WWW gefen com Ds This product uses UL listed power supplies 818 772 9100 AR Rev fax 818 772 9120 support gefen com ay Va
10. d 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 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 time 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 1 Proof of sale may be required in order to claim warranty 2 Customers outside the US are responsible for shipping charges to and from Gefen 3 Copper cables are limited to a 30 day warranty and cables must be in their original condition The information in this manual has been carefully checked and is believed to be accurate However Gefen assumes no responsibility for any inaccuracies that may be contained in this manual In no event will Gefen 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 the features and specifications is subject to change without notice For the latest warr
11. e inputs LOCAL EDID locations e EDID stored in the LOCAL locations can be overwritten with another EDID from the following locations These options can only be initiated by using RS 232 serial communication commands e Built in EDID memory bank up to 7 EDID records can be stored e collected directly from the input display e Externally uploaded via RS 232 command set see 13 For the default EDID writing process to be successful the connected display must be powered on 2 DS Down Stream EDID Mode Switch 3 ON e EDID is passed directly from the connected display to the currently active input Note HDCP is supported in this mode only 3 EDID Lock Mode DIP Switch 4 ON Locks the last stored EDID even if the unit is power cycled To store a new EDID do the following 1 Power down the Switcher and set DIP Switch 4 to the OFF position 2 Connect the display to the DVI output port then power on the Switcher 3 Set DIP Switch 4 to the ON position to lock the EDID 11 DL DUAL LINK ONLY MODES DL Dual Link Only Modes The 8 DIP switch bank located on the underside of the 8x1 DVI DL SL Switcher cab 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 DIPSWITCH Function DIPSWITCH Function Use DIP switch 3 to set the desired EDID mode
12. es are possible The source device can then cater its output to create resolutions and or features that are compatible with the attached device display This capability information is called EDID Extended Display Identification Data A source device can only accept and read one EDID data structure record from a connected source device display Likewise the source device can output only one video resolution to a connected device display The importance of EDID with regards to the 8x1 DVI DL SL Switcher The 8x1 DVI DL SL Switcher handles multiple sources inputs Each connected source device must correctly read one EDID data structure in order to address its display device correctly EDID management is carefully handled by the Switcher to insure that EDID is recorded and retransmitted to sources properly at all times otherwise display of input sources might not happen correctly or at all Managing EDID with the 8x1 DVI DL SL Switcher The 8x1 DVI DL SL Switcher has the ability to use 2 modes for routing EDID 1 The default mode is the LOCAL mode which will store the EDID of a source device one for each input into the 8x1 DVI DL SL Switcher The EDID stored in each LOCAL location can be from a local display device or from a remote source over the RS 232 serial communications port The 8x1 DVI DL SL Switcher also includes a built in EDID memory bank which can store up to 7 separate EDID data structures which can then be loaded to each of the LO
13. ey Wait until you see the message Function Done on the Display At this point the Display should show the correct Source corresponding to the numeral that was typed 21 RACK MOUNT INSTALLATION 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 Repeat the procedure on the opposite side of the unit p Ie Front of unit Hear of unit 22 SPECIFICATIONS Video Amplifier aa agere Cos Dt Eras 165 MHz x 2 Input Video NN ar 1 2 Volts p p Input DDC eunte huno aot odes pn 5 Volts p p TTL Maximum resolutions 1920 x 1200 single link 3840 x 2400 dual link Wi dg AS og o E DVI I 29 pin female digital only P s DB9 Pre 5V DC Power 5 Watts min 25 Watts max PMNS TASC NS Rm 17 1 W x 1 8 H x 4 2 D Rackmountable sseessseesseseseeeseeee nennen nennen nnn nnns 1U Rack Space Shipping VV CIGD SPERO 12 Ibs 23 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 notifie
14. nd play products supplement cross platform computer systems professional audio video environments and HDTV systems of all sizes with hard working solutions that are easy to implement and simple to operate The Gefen 8x1 DVI DL SL Switcher The rack mountable Gefen 8x1 DVI dual link single link Switcher offers an economical solution by eliminating the need to purchase many displays for each DVI source in a studio or lab situation A plug and play solution the 8x1 DVI DL SL Switcher shares one dual link display with up to eight computers or other DVI video sources saving space on your desktop The source computer is selected using the included IR remote control or through RS 232 control How It Works The DVI monitor is connected to the switcher s output Up to eight DVI sources connect to the switcher s DVI inputs using included high quality DVI cables The included power supply is connected to the switcher via the locking power plug and then to a power outlet The currently selected computer s video signal appears on the shared monitor Video sources are selected switched using the RMT 8IR remote control RS 232 control or the input selector push button on the front panel of the switcher OPERATION NOTES READ THESE NOTES BEFORE INSTALLING OR OPERATING THE GEFEN 8X1 DVI DL SL SWITCHER The 8x1 DVI DL SL Switcher will take any of up to eight 8 DVI dual link or single link resolution inputs and switch them one at a time to a DVI output
15. r supply 5V Locking Power Receptacle Supplies power to the 8x1 DVI DL SL Switcher from the included external 5V DC power supply The 5V power supply has a locking power tip which screws into this receptacle DVI Input Ports 1 8 DVI video sources one through eight attach to the 8x1 DVI DL SL Switcher DVI Output Port This DVI output port is connected to the display device Monitor Projector RS 232 Serial Communications Interface Provided for external control of the 8x1 DVI DL SL Switcher CONNECTING AND OPERATING THE 8X1 DVI DL SL How to Connect the 8x1 DVI DL SL Switcher to your devices 1 5 Connect the supplied DVI cables from the DVI sources into 8x1 DVI Switcher s Inputs Connect the cable from your display monitor or projector into the DVI Out of the 8x1 DVI DL SL Switcher and turn on the display Turn on the DVI display or projector Connect the included 5V DC power supply to the Switcher by screwing its locking power tip into the receptacle in the rear of the unit Plug the power cord into a free wall socket Turn on the computers Note For the first time power up sequence please make sure that the display device is turned on and connected to the 8x1 DVI DL SL Switcher before applying power to the Switcher The reason for this procedure is that EDID information will only be copied from the display device to DVI sources upon power up If power is applied to the Switcher before the display device is
16. the remote control channel will alleviate this issue The RMT 8IR remote control and the 8x1 DVI DL SL Switcher both have banks of DIP Dual Inline Package Switches for configuring the remote channel that the units use to communicate These settings must exactly match each other for proper operation The DIP Switch bank on the RMT 8IR is located underneath the battery cover DIP Switch banks for the 8x1 DVI DL SL Switcher are located on the underside of the unit beneath a black piece of metallic tape One DIP switch bank 4 switch is for the adjustment of remote control frequencies and switch behavior The other DIP switch 8 switch is reserved for Gefen use only DIP Switches 1 and 2 on the RMT 8IR directly correspond to DIP Switches 1 and 2 on the 8x1 DVI DL SL Switcher Only switches 1 and 2 of 4 in that bank are used for IR Code settings Remote Channel 1 Remote Channel 2 Default Remote Channel 3 Remote Channel 4 Left Picture of the opened rear battery compartment of the RMT8 IR remote showing the exposed DIP Switch bank between the battery chambers 8x1 DVI DL SL Switcher Remote Channel 1 Default Remote Channel 2 1234 Remote Channel 3 EE ale Remote Channel 4 1234 EDID NOTES What is EDID and what is it used for Under normal circumstances a computer source device digital or analog will require information about a connected device display to assess what resolutions and features capabiliti
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