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1. Blank Y H Sync Off V Sync Off H Sync Width V Sync Width H Img Size V Img Size H Border V Border Interlaced Sync Signal ccolux MEDIA SYSTEMS Read out or change the monitor name with a maximum of 13 characters This value shows the signal s PixelClock in MHz The maximum value is 330 This value shows the signal s Refresh Rate in Hz when an EDID is loaded It results of all other definable settings regarding pixel count and PixelClock This value shows the signal s active pixel per horizontal line Active pixels are the shown ones within a display device and equal the horizontal resolution The maximum value is 4095 This value shows the signal s active lines per image Active lines are the shown ones within a display device and equal the vertical resolution The maximum value is 4095 This value shows the signal s total horizontal blanking pixels including definable front porch definable sync width and resulting back porch The combination of the horizontal active blanking and border pixels equals the picture s horizontal total pixels The maximum value is 4095 This value shows the signal s total vertical blanking lines including definable front porch definable sync width and resulting back porch The combination of the vertical active blanking and border lines equals the picture s vertical total lines The maximum value is 4095 This value shows the signal s horizontal sync offset fro2. The EDID Link is now communicating with your system and ready to be used The software is divided into three sections as pictured below f BB EDID Link Editor File Edit 50 Detailed Timing Name PixelClock Rate Hz 0 000 lt 000 1 Res X Res Y Blank x Blank Y 0 T H Sync Off V Sync Off H Syne Width V Syne Width 0 0 T H Img Size V Img Size H Border V Border J Interlaced EDID Link Preset V Update GUI Menu Bar Save to Preset Preset Settings Sync Signal Analog D Bipolar Analog m u EDID Description D Digital Composite Digital Separate Serate On RGB Stereo Mode None Field Sequential Right On Sync D Field Sequential Left On Sync D 2 Way Interleaved Right On Sync D 2 Way Interleaved Left On Sync Side By Side D 4 Way Interleaved ccolux MEDIA SYSTEMS Menu Bar File Menu Use Load EDID File to load a stored EDID into the Editor You can then edit and store this EDID to an EDID Link preset or export it into a file again Use Save EDID File to export the currently displayed EDID timing into a file Edit Menu Use Read Monitor EDID to force the EDID Link to read the currently connected EDID again and display it within the Graphical User Interface GUI If no valid EDID can be read all values will equal Zero Note If you want to read out what has already been stored automatically to pres
3. edit it or download it to your computer using the software EDID Link Editor Usage Your EDID Link is directly ready to use You do not need any installation in order to use the default EDIDs A list is printed onto the device and is part of the delivered documentation Power down your signal source e g a computer first Connect the EDID Link s DVI in connector with the included short DVI cable to the graphics card s output of your signal source Connect the EDID Link s DVI out connector to your display device e g a monitor Select the desired EDID by rotating the selection knobs Power up your signal source The signal source will now receive the EDID adjusted on the EDID Link You may need to select and confirm to change to this resolution using the graphics card driver From now on there is no direct connection from the graphic source to the display any longer Therefore you may power down the display without loosing your graphics card settings as the EDID Link is still emulating the device Even a loose connection of the DVI cable will not harm the settings any more When using presets other than 00 you will be able to switch display devices without transferring this information to the source It is recommended to power down the complete system before disconnecting a DVI cable Rotating the selection knobs while running the system will lead to a disconnect of the attached EDID Link and the graphics card It may s
4. anced users the EDID Link offers an additional software In short it allows to read out a display s EDID or load it from a file create an entirely new EDID modify EDIDs write this EDID to one of the user presets or to a file ccolux MEDIA SYSTEMS 1 1 EDID LINK HARDWARE This chapter explains the features of the EDID Link s hardware The previous chapter offers general information about the EDID Link whilst the next covers its software features Presets With its two selection knobs you can select from up to 99 different EDIDs directly Presets 01 49 are holding read only default EDIDs while presets 50 99 can be configured by the user All EDIDs can be exported to a file to be used on a different system such as the Pandoras Box Quad Server with its DVI Processor Preset 00 acts like a transparent mode which will route through the EDID coming from the connected display device More than that the last seen valid EDID is stored to preset 00 Therefore you can disconnect the display while the graphics card will still see the display s information Whenever a different EDID is transferred into the device this information will be written into preset 00 even while emulating another preset at that time In order to read out a new EDID the EDID Link needs to receive 5V either coming from the graphics card or the USB plug With any 5V input connected you may read out and store the display s information to preset 00 and later on
5. ccolu x MEDIA SYSTEMS EDID Link User Manual ccolux MEDIA SYSTEMS Table of Contents 1 EDIDLINK 7 eH 3 11 EDIDLINK HARDWARE ee 4 12 SOFTWARE EDID LINK EDITOR 0000000000 esee 6 ccolux MEDIA SYSTEMS 1 EDID LINK Overview The EDID Link is a device to manage DVI EDIDs and communicate these to the graphics card EDIDs Extended Display Identification Data are used to describe the preferred timing of a display device The timing is describing the display s resolution and its sync pixels It is communicated to the graphic source via the DVI cable The EDID Link can be used to generate and constantly hold an EDID whenever a display device is not able to send a correct or the exact needed EDID to the source In addition the EDID Link will ensure that a monitor is simulated even when none is connected to it or powered down The EDID Link does not need any separate power as it receives the voltage from the graphics card The EDID Link handles DualLink DVI I signals and creates emulates DVI EDIDs Analog signals will be routed through The device is not HDCP compliant Features Per default the EDID Link comes with preinstalled EDIDs and can be used without additional software The hardware features are explained in the following chapter In short it allows to select an EDID via a preset work in transparent mode to route the display device s EDID information to the graphics card For more adv
6. et 00 when the monitor has been attached you can recall preset 00 without using this menu item Use Initialize Default EDID List in order to re initialize the default EDIDs on all presets Note This action will overwrite all user data Preset Settings Use the EDID Link Preset numeric box in order to recall the particular preset 00 99 by either clicking up down or typing in the desired preset number followed by the return key Choosing a preset will read out its content stored within the EDID Link and display it in the EDID Description section Check the Update GUI check box in order to directly recall content from a preset while changing the preset number You may uncheck the check box in order to select a preset without loading its content and overriding your changes done in the EDID settings Use the Save to Preset button in order to store the currently displayed EDID timing into the selected preset You may want to uncheck the Update GUI check box in order to select a preset you want to overwrite without loosing your settings entered in the Detailed Timing settings below EDID Description The EDID Description shows the content of the First Detailed Timing Descriptor Block along with the Monitor Name out of the EDIDs Descriptor Block 2 The displayed information can be edited and stored to the EDID Link or to a file as described above Detailed Timing Name PixelClock Rate Hz Res X Res Y Blank X
7. nt porch in pixels The maximum value is 1023 This value shows the signal s vertical sync offset front porch in lines The maximum value is 1023 This value shows the signal s horizontal sync width in pixels The maximum value is 1023 This value shows the signal s vertical sync width in lines The maximum value is 1023 This value shows the monitor s horizontal image size in mm This information value is optional and has no influence on the signal processing The maximum value is 4095 This value shows the monitor s vertical image size in mm This information value is optional and has no influence on the signal processing The maximum value is 4095 This value shows the signal s horizontal border in pixels The maximum value is 255 This value shows the signal s vertical border in lines The maximum value is 255 This check box shows if the signal is interlaced checked or progressive unchecked Readout or select the desired sync option required by the signal Depending on the chosen sync option there are additional check boxes to be de activated Stereo Mode Readout or select the desired Stereo Mode required by the signal
8. put the exact desired resolution and timing Note All default EDIDs as well as imported or read out ones from any device are changed and limited to the First Detailed Timing Descriptor Extensions are being cut off as well as soon as they are stored into the EDID Link As preset 00 acts as a transparent mode you will find the original EDID including all timings and extensions Storing this data into a preset will reduce the timing to a single one How to do this is explained in the next chapter covering the EDID Link s software ccolux MEDIA SYSTEMS 1 2 SOFTWARE EDID LINK EDITOR This chapter explains the features of the EDID Link s software The previous chapters offer general information about the EDID Link and cover its hardware features Installation and Software Run the EDID Link Editor Installer on a Windows operating system and proceed through the installation The installer is available on the delivered CD or in the coolux Download Center After the installation you will find the EDID Link Editor software within the Windows start menu and a shortcut on your Desktop The EDID Link Editor software can be used with or without a connected EDID Link to create edit or organize EDIDs If you like to read an EDID out or write presets onto it connect your EDID Link via the included USB cable to your computer Use the USB driver coousb driver v6 0 13 0 or a newer one to finish the hardware installation of the device
9. witch to a not connected state As long as you turn the knobs the EDID Link remains in the disconnected state After two seconds of not changing the preset the device will output the selected EDID You may need to set the resolution again within your graphics cards settings or source device settings ccolux MEDIA SYSTEMS LED Codes The LED next to the USB plug features different LED codes Red blinking the device is in firmware programming mode Blue pulsing to magenta every 5s the device is idle and ready to use Blue switching once off for 0 5s the device is used by the software to read from or write to a preset Important information about internal EDID handling EDIDs Extended Display Identification Data are used to describe the preferred timing of a display device The timing is describing the display s resolution and its sync pixels It is communicated to the graphic source via the DVI cable A single EDID may feature a list of different timings which can be processed by the monitor This may be a combination of Established Timings Standard Timings and Detailed Timings at the same time This gives the user the flexibility to choose from more than one resolution whenever the native one is not about to be used As this flexibility often leads to not having the desired resolution set within the signal source the EDID Link limits all its EDIDs to only one single timing Using this fact the graphics card will be forced to out
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