Need to find a switched positive wire

[sudolg]

Looking for a switched positive wire. Can someone help me find one that I don't have to remove the radio or glove box? I've looked everywhere and can't find one. I'd really like to find one that stays on and shuts off during sleep mode.

[amacman]

I was trying to post link but no joy .
avonside posted info on E53 forum on 17th may2009 , thread title is -
i have found the cold source to power the DVD system.
i can post one pic from it to give you a clue .

[anerbe]

well where do you want to tap from? also, what do you plan to power?

[sudolg]

Perfect. Thanks. DVD system.