Administrators Bronxteck Posted February 10, 2014 Administrators Share Posted February 10, 2014 have you tried with latest dell bios? Link to comment Share on other sites More sharing options...
Administrators Hervé Posted February 10, 2014 Administrators Share Posted February 10, 2014 You could try the Gigabyte shutdown patch provided by DSDTEditor on Olarila.com. It certainly fixed the restarts I was experiencing when trying to shutdown down my Vostro200. Or look at the Optiplex 755 thread at IM, it has great details about a fully working system... http://www.insanelymac.com/forum/topic/255482-dell-optiplex-755-dsdt-vanilla-speedstepsleep-working/ Link to comment Share on other sites More sharing options...
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