starboy007 Posted July 12, 2011 Share Posted July 12, 2011 I am new to MAc World, I've just installed iAtkos S3 V2 on my Dell optiplex GX 280 system. installation goes fine. now I want to install network interface card which is builtin and yes its model is Nextreme BCM5751 Gigabit Ethernet Pic Express. I searched alot on the net to install at last I got many links which provide drivers, I followed this link http://www.insanelymac.com/forum/index.php?showtopic=87028 I downloaded drivers from above link and install it using kexthelper after installing my MAC detect the network card saying "The Network Card Has been Detected click on prefrence to set it up" after a few seconds my MAC get hang keyboard, mouse not working I swtiched it off by button now on rebooting it stop on apple logo. please help me to fix this problem. how can I rollback/uninstall NIC drivers or get it work properly. please....! Link to comment https://www.insanelymac.com/forum/topic/262193-after-installing-bcm-5751-my-mac-get-freeze/ Share on other sites More sharing options...
LatinMcG Posted July 12, 2011 Share Posted July 12, 2011 sounds like irq sharing issue .. in dsdt you have to fix irq removal re arrangement. .. HPET or the Max_valid_dma_mem=1024 key needed in com.apple.boot.plist for the broadcom issue boot with -v -x or -v -x -f or use [url="http://www.insanelymac.com/forum/topic/279450-why-insanelymac-does-not-support-tonymacx86/"]#####[/url]/hackboot cd to boot from disk 80 Link to comment https://www.insanelymac.com/forum/topic/262193-after-installing-bcm-5751-my-mac-get-freeze/#findComment-1713425 Share on other sites More sharing options...
starboy007 Posted July 13, 2011 Author Share Posted July 13, 2011 sounds like irq sharing issue .. in dsdt you have to fix irq removal re arrangement. .. HPET or the Max_valid_dma_mem=1024 key needed in com.apple.boot.plist for the broadcom issue boot with -v -x or -v -x -f or use [url="http://www.insanelymac.com/forum/topic/279450-why-insanelymac-does-not-support-tonymacx86/"]#####[/url] cd to boot from disk 80 Thanks for your response LatinMcG. as I said I am new to MAC can you please guide me step by step???? what is dsdt? where to find it? please bear with my problem I really wanna fix it. thanks! Link to comment https://www.insanelymac.com/forum/topic/262193-after-installing-bcm-5751-my-mac-get-freeze/#findComment-1713844 Share on other sites More sharing options...
LatinMcG Posted July 15, 2011 Share Posted July 15, 2011 http://www.insanelymac.com/forum/index.php?showtopic=235523 Link to comment https://www.insanelymac.com/forum/topic/262193-after-installing-bcm-5751-my-mac-get-freeze/#findComment-1715117 Share on other sites More sharing options...
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