DVI Detective Plus
Contents
1. gt DVI Detective Plus USER MANUAL WWW 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 Write To Gefen Inc C O Customer Service 20600 Nordhoff St Chatsworth CA 91311 support gefen com www gefen com Notice Gefen Inc reserves the right to make changes in the hardware packaging and any accompanying documentation without prior written notice The DVI Detective Plus is a trademark of Gefen Inc 2008 Gefen Inc All Rights Reserved TABLE OF CONTENTS 1 Introduction 2 Features 3 Panel Layout 4 Connecting and Operating the DVI Detective Plus 5 Connecting and Operating the DVI Detective Plus 6 Using a Pre Programmed EDID 7 Using a Pre Programmed EDID 8 Pre Programmed EDID Diagram 9 Write Protecting the DVI Detective Plus 10 Specifications 11 Warranty INTRODUCTION Computers and HDTV video source devices can sometimes lose the EDID basically the electronic identification of a display which lists its possible resolutions and frequencies When displays are switched away or disconnected and then reconnected the EDID can be lost and the computer or HD video source device can lose the ability to display the image properly How It Works You simply program the DVI Detective Plus for the display that you will use by performing a programming ste2. USING A PRE PROGRAMMED EDID EDID Resolutions Aspect Ratio Refresh Rate Setting DIP SWITCHES 720 x 480p 16 9 1440 x 480p 16 9 3 Linear PCM 8 4 1280x720p 16 9 1920x1080p 16 9 59 94 60h2 CA FCN 1920 x 1080i 16 9 native s 146 Linear PCM 8 1280 x 720p 16 9 1920 x 1080i 16 9 59 94 60 hz Linear DTS 1920 x 1080p 16 9 native Linear AC 3 5 720x480p 16 9 1440 x 480p 16 9 Linear PCM 2 5 1 Choose the desired EDID from the table above and enable the corresponding DIP SWITCHES 2 Follow steps 3 through 8 in the section CONNECTING AND OPERATING THE DVI DETECTIVE PLUS Page 4 and 5 NOTE Only when the DIP SWITCHES are set in the combinations above will an pre programmed EDID be written to the DVI Detective Plus Please set all DIP SWITCHES to the OFF down position to enable the default setting and record an EDID from an attached display PRE PROGRAMMED EDID DIAGRAM Pre Programmed EDID DIP SWITCHES WRITE PROTECTING THE DVI DETECTIVE Write protection switch Once the DVI Detective is programmed and working you can write protect the unit to prevent an accidental overwrite This is done by simply moving the write protect switch to the D write disabled position By default the unit is shipped in the E write enabled position This is done so that the unit is ready to be programmed right out of the box Whenever the unit is going to be programmed make sure that the switch is in the E position o
3. must also be HDCP compliant and DIP SWITCH 4 will have to be enabled for HDCP pass through to function Please refer to your source and display manuals for HDCP compatibility and enable DIP SWITCH 4 appropriately The source should be powered off when connecting it to the DVI In port on the DVI Detective Plus Power on the source Note If using a PC restart your computer only after you ve made all the connections USING A PRE PROGRAMMED EDID The DVI Detective Plus includes 5 built in manually selectable generic EDIDs display identities for forcing several standard home theater setups with multi channel audio and standard HDTV resolutions This functionality is vital when equipment reaches a state of indeterminate function and will not respond to signals or controls properly and a certain resolution size with specific audio must be forced upon all connected equipment Below is a table with the listed resolutions refresh rates and audio channels for each pre programmed EDID Resolutions Aspect Ratio Refresh Rate Setting DIP SWITCHES 720 x 576p 4 3 720 x 576p 16 9 280 x 720p 16 9 1920 x 1080p 16 50 hz Linear POMA Channel 920 x 1080i 16 9 native 6 9 720 x 480p 16 9 1440 x 480p 16 9 280 x 720p 16 9 1920 x 1080p 16 9 59 94 60 nz Linear POM 2 Channe 920 x 1080i 16 9 native 576p 4 720 x 576p 16 9 f Linear PCM 8 720p 16 9 1920 x 1080p 16 9 50 hz Channe 920 x 1080i 16 9 native
4. being transmitted 3 Plug the supplied 5V DC power supply into the DVI Detective Plus The power LED should be glowing either solid RED an EDID is not programmed or solid GREEN an EDID is properly programmed 4 Once you are ready to program the EDID press and hold the Program button on the front panel of the DVI Detective Plus until the unit s LED begins to rapidly flash green Once the recording sequence is initiated release the button and wait until the LED glows a solid green color A successful EDID programming sequence is indicated with a green LED while an unsuccessful EDID record is indicated with a red LED NOTE If the unit does not initiate the recording sequence indicated by a flashing green LED please unplug the display and 5V DC power supply from the unit and repeat steps 2 and 3 If a solid red LED is indicated after several unsuccessful recording attempts it is possible that the EDID from the display being recorded is bad Please refer to the USING A PRE PROGRAMMED EDID section on page 6 and 7 for instructions on how to use one of the built in EDID s 4 CONNECTING AND OPERATING THE DVI DETECTIVE PLUS Once a successful EDID record is complete remove the 5V DC power supply from the DVI Detective Plus At this time it is recommended that you write protect the DVI Detective Plus to prevent an accidental overwrite Please see page 9 for instructions on this procedure If HDCP is required by the source the display
5. p while having the device connected to the display and a power adapter Next you put it into place on the video output of your video source and restart your equipment When all sources and displays are powered on seamless functioning of video source and display equipment will commence External buttons make EDID programming and settings operations a breeze formerly some operations could require opening the unit FEATURES Features e Store EDID information for displays Supports resolutions up to 1920x1200 2K and 3840x2400 Dual Link Keeps computer systems from deactivating inactive DVI ports e Can eliminate CAT 5 lines used to carry DDC signals when extending computer video e Passes HDCP copy protection protocols for full HDTV using an HDMI to DVI adapter not included No power required after initial programming Includes DVI Detective Plus 1 DVI cable m m 5VDC Power Supply User s Manual PANEL LAYOUT Front Panel Programmin Power LED g g Button Indicator EDID amp HDCP i Switches Write Protection Switch DVI Out CONNECTING AND OPERATING THE DVI DETECTIVE PLUS 1 Before proceeding please ensure that the write protect switch is in the E write enabled position and all SETTING DIP SWITCHES are in the OFF down position Please see the diagram on the page 8 2 Connect the display to the DVI Out port on the DVI Detective Plus Turn on the display to ensure that an EDID is
6. therwise the procedure will not work The power LED will flash in alternating green and red colors to indicate that the DVI Detective Plus is currently write protected SPECIFICATIONS Video Amplifier Baridwidtli 5 een ee 165 MHz Input Video Signal rtr rrt renti rtt tee e e e reds 1 2 volts p p Input DDO Signal nee 5 volts p p TTL Maximum Single Link Range nenn nennen 1920 x 1200 x 60hz DVI Input Output Connector Tvpe nennen DVI I Power Consumption u nn 5 Watts max POWER SUPPLY m 5VDC NIE E 2 W x 1 7 H x 1 75 D Shipping Weight iiie Ene ptg idet ete ei 2 Lbs 10
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