Question : Problem: Abrupt Power Loss and Keyboard Cutout

I have an old Compaq Presario Laptop V2000 that abruptly turns loses power (when on battery or plugged in).  The keyboard also cuts out periodically.  Where should I start looking for the problem?

Answer : Problem: Abrupt Power Loss and Keyboard Cutout

Take a look at this thread: http://techrepublic.com.com/5208-6230-0.html?forumID=102&threadID=214934&start=0
Apparently, many people have complaints with similar issues and they all seem to point to a defective motherboard.