OK so i got the OS X 10.6 to install fine on the Dell latitude D620 NVIDIA, but i am having issues 
  
1). Audio drivers not working. 
2) If i leave alone screen goes black and wont turn on 
3) if i shut lid, it wont come back on. 
everything else is fine.. can someone please help me. 
i already read the  	Getting sleep to work on your Dell Latitude and it did not help.. 
Thanks in advanced