For example the red is so red that it’s almost magenta. And no matter what I do the colors on that display are insanely aggresive. I’m trying to connect Dell U3014 monitor to an older Mac Pro (2009) running Mac OS X 10.6.75.6 cm, 29.8 inches (30-inch wide) Optimal resolution. Diagonal Viewable Image Size. UltraSharp U3014 monitor offering wide-ranging flexibility, efficiency and factory calibration.) look really bad whenI tried turning the MacBook Air on and off. It doesnt come Many Dell monitors (e.g., U2713H, U2713HM. Both computers can detect that they are connected to a Dell U3011 and allow me to choose the native resolution.The Dell UltraSharp U3014 is a top-shelf 30-inch monitor that delivers sharp, accurate colors, quality grayscale, and wide IPS viewing angles. This is working correctly on both my MBP mid 2009 with a NVIDIA GeForce 9400m and a MB Air mid 2011 with an Intel HD 3000.This can be doneBy reading the EDID with "ioreg -l", modifying the offending bits (seeThe specification in the Wikipedia article), and creating a displayConfig override file for OS X. Others have reported the sameThat the DisplayPort uses YCbCr colors instead of RGB to drive theDisplay, which limits the range of colors and apparently causes theDisplay to apply some undesired post processing.The problem can be solved by overriding the EDID data of the displayOrder to tell OS X that the display only supports RGB. Select the driver needed and press download.Connected to a Mac (OS X 10.8.2) via DisplayPort, as if some sharpeningOr contrast enhancement was applied. Any adviceDell P2314T (DP) - there are 1 drivers found for the selected device, which you can download from our website for free. Dell only offers drivers and support for Windows for this U3014, none for an Apple/Mac/iOS device. The U3014 does not detect the MacBook Air.
Dell U3014 Mac OS X 10I > eventually found out how to "open terminal" but when I did enter the > "ruby patch-edid.rb" into the terminal nothing happened. > I apologise, but I have absolutely no programming experience. For other monitors with the same problem,The files won't work, but in principle the solution is the same.- removed CEA extension block (may not be necessary disables audioUPDATE: attached file contains fix for U2713HM as well.I have tryed all ways to switch off my macbook display and run thisScript with only external display connected: switch it to sleeping mode,Than to wake it up with keyboard, but still the terminal command to runProbably I am doing something wrong with typing in terminal window.Should i put this script file in some specific folder?I will be very appreciate to you if you could help to fix it in "ioregKatie wrote: > Hi, > I have had the same issue as everyone else with my new Macbook Air > connected via HDMI to a LG E2260 monitor. After a reboot, the monitor shouldShow that RGB colors are used. You probably need an external keyboard, right. You haveTo copy the folder to a certain place (command line in terminal).Restart. The script creates a folder. Skype might be best.Programming skills are not needed. Best emulator for genesis macNow I'm not even using the YCbCr override,But adjusted the monitor settings (Uniformity Compensation Off, SmarVideo Enhance off, sharpness set to zero) to get the same displayI am a mac newbie and I am about ready to take it back due to this hdmiMonitor thing (I have one more day to figure this problem out before ICan take it back). If you need to drive really large resolutionLike 2440x1560 you need display port/mini-display/Dual Link DVI adapter,HDMI/SVGA adapters won't cut it and display wont look sharp with itThe original thread here is about Retina Macbook Pro models drivingExternal display with 2440x1560 resolution or higher having two set of1) Fuzziness/Ghosting issue on Dell U2713H/HM models2) Macbook pro recognizing the external display as TV and hence usingAFAICT, Andreas script only forces RGB mode I don't think it solves theDisplay quality problem, atleast not on my Dell U2713H.FWIW, I removed the display override, tried the Apple Mini DisplayPortTo Dual-Link DVI adapter to see if it improves the display, it doesn't.With Dual Link DVI adapter I do get the RGB mode automatically withoutThe override but the display is bad to my eyes and My comparison here isI have decided to return the dual LINK DVI adapter, and switch back toMini display port adapter. Ping me at hello AT ideasenabled.com (christian) if youI'm not sure if the problems that Katie and some others are reporting inThis thread are the exact the same issue that we are all discussingIt is easy to confuse bad display resolution issue with theGhosting/fuzziness problem. ![]() The Acell cable isFor the Dell, the other for the Cinema Display.I tried everything, holding down Option and clicking on "Scaled" inDisplays, restarting, running funky scripts, connecting only one screenEtc. This frustrated me quite a bit,And below are my learnings (how I fixed it).Macbook Pro Retina 2013 model (two minidisplay ports)Old Apple Cinema Display ADC - Plastic Shell (1600x1024)See attached image how I have the graphic hooked up. Is thereSomething I am not doing right? I really appreciate your help as IReally like the new mac mini and want to keep it.I recently purchased a Dell U2713H, and while it worked fine, recentlyIt started going into 1080p mode only. The process sounds simple as everyone says youJust type that into the Terminal and a new folder will be created whichYou can then move to systems/library/displays/overide. Match ( /DisplayProductID.*?(+)/i ). Match ( /DisplayVendorID.*?(+)/i ). Match ( /IODisplayEDID.*?/i )Vendorid = data. Presto!! ItNow it works right every time, in-sync with the on/off of the rMBP'sScreen, and when I tried to switch them around (just to test) I wasData = `ioreg -l -w0 -d0 -r -c AppleDisplay`Edid_hex = data. I put Dell'sCable where the Cinema was plugged in and vice versa. THEN!! I accidentally switched MiniDisplay ports. Microsoft outlook version 15 for mac rulesAndreas, thanks a million for the DELL files, they worked like aUntil I had to return one U2713H monitor after another whilst trying toDecide which is the bigger pile of dung, DELL quality assurance or theirAtrocious customer service. Also, I am completely illiterate when itComes to linux, so not the slightest clue as to what I'm trying to doWhich makes debugging ever so difficult :)Is the script being screwed up by me having to save it as rtf first?PS.
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