Dell Vostro 3400 won't shutdown, stops at black screen

Hi All,

I have built Hackintosh many years ago on a Dell Inspiron 9100 and recently needed to build a new one using a Dell Vostro 3400.

I have followed all the guides to install.

I am building with El Capitan due to drivers not being released for the nano wifi adapter I am using (otherwise everything worked just fine under Sierra except the shutdown issue), I have most the hardware working to a degree I am happy with for what I need to achieve and will continue to play with fixing a few...

Dell Vostro 3400 won't shutdown, stops at black screen