saidmostafa225 Posted April 2, 2014 Share Posted April 2, 2014 Hi everyone, I have dell Inspiron 3521 laptop which I've installed Mavericks on it , but the one card display Intel HD 4000 it work, and secondary card AMD Radeon HD 7670Mit not work and key brightness not work and key fn not work need to use DSDT method to make it works. Unfortunately I was stuck in fixing errors, I've Google some articles to fix some of the errors, but there still part of them left. Can anyone help me to fix them? Thank you ! Sorry for my poor English... DSDT.zip Quote Link to comment Share on other sites More sharing options...
artur-pt Posted April 2, 2014 Share Posted April 2, 2014 hello there it is  DSDT.aml.zip  read and apply http://Olarila.com/forum/viewtopic.php?f=28&t=1703 good hack Quote PB Easy Note TM 86 - i5 430 M - H55M - Ram - 6 GB - Alc272 - Radeon HD 5470 512 QE/CI Lenovo G500 - i5 3230m - HM77 - Ram - 8 GB - Conexant audio - HD 4000 My OS X Files Link to comment Share on other sites More sharing options...
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