What DC DC regulator did you order?
If you dont mind - could you take photos of install and possibly share with group?
I have a laptop and desktop at my disposal and the whole power thing is one of my issues - and i had a similar question as yours..
Man Red is good people - and i think misunderstanding is all this is..
bro we are all geeks with a similar interest (yes i am calling all of us geeks - i mean we are putting Computers in cars!! hehe

)
Lets get back to CARPUTING! Run a search for mustang - and look at post created by blkj - thats what i would like to do... (he has created a nice in dash setup for the 2005+ mustang) maybe once day he wil upgrade and i can trade/buy his hand me down
