requiem78 Posted April 29, 2013 Share Posted April 29, 2013 Hi.I have successfully installed ML 10.8.3 and everything works ok except the shutdown.The OS is closing but CPU and LEDs still on.How can I fix this problem?Furthermore when I do not use ML for some period the OS is freezing even if I have choose hd and system never shut. Quote Link to comment Share on other sites More sharing options...