Recent content by studiotech

  1. studiotech

    DUAL DISPLAY NOT WORKING

    I INSTALLED YOSEMITE 10.10.3 USING CLOVER ON MY DELL OPTIPLEX 980. Both display cards work individually when only one is plugged in. Both cards are detected by the system report. Radeon 7470 & Radeon 4550. Additionally I have a Diamond usb to dvi which the system also detects but I am given no...
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