|If it is an internal problem, then there's really nothing you can do. I would contact the manufacturer and see if it's under warranty. If it is, they should replace the computer for you. Just be sure to backup everything on the hard drive before you send it in to the manufacturer.|
Here's a link to get a new charger, should work for your model:
Couldn't find any batteries for it, but I'm sure if you contact the manufacturer they should be able to tell you where to get one.