You mean one that looks like this?
imageIf so, I -think- I had one lying around somewhere, that someone gave me in a lot of cables. If I find it, just pay for the shipping.
![yes yes](https://images.kenyonhill.com/img/plats/yes.png)
Edit: Found it, AC Adapter model 1429. If that's the right one, send me an offer and you can have it.
Edit 2: Or if you have an Xbox 360 HD DVD drive power supply to spare I can take that instead. ;)