where to buy a motherboard for my laptop?

I have a Dell XPS M140. I'm fairly certain the motherboard is bad since the circuit seems bad and the battery is charging. How do I find out what kind of mother I am and where I should buy one to replace what I have? Thanks

This site has very good prices, and is reliable: http://www.geeks.com/ I bought lots of their memory.


Dell laptop Keyboard for Inspirion 630M, 640M, 6400, 9400, E1405, E1505, E1705, XPS M140, XPS M1710.


Dell laptop Keyboard for Inspirion 630M, 640M, 6400, 9400, E1405, E1505, E1705, XPS M140, XPS M1710.


$8.20


Ribbon cable included…

Dell Inspiron i17R-6121DBK 17.3-Inch Laptop (Diamond Black)


Dell Inspiron i17R-6121DBK 17.3-Inch Laptop (Diamond Black)


$673.45


Wrapped in curvy edges and smooth lines, the Dell Inspiron 17R in diamond black (model i17R-6121DBK) seamlessly travels by your side without getting in your way. It features a 17.3-inch high-definition display and it weighs less than 7 pounds–perfect for taking along on your commute. The full-size, ergonomically designed keyboard (with 10-key pad) gives your fingers plenty of space to stretch ou…

NEW AC Adapter/Power Supply for Dell XPS 1330 M1330 M14 M140 M1410


NEW AC Adapter/Power Supply for Dell XPS 1330 M1330 M14 M140 M1410



AC Adapter/Power Supply for Dell XPS 1330 M1210 M1330 M14 M140 M1410…