just google the board layout and u'll find the answer.
actually I have 148 P104s and my friend has done his upgrade from 4 to 8GB with posting his cards to flash. since I'm a CS student I want to find the way to flash my own.
So being a "computer science student" you want to ask other people on the internet how to do it instead of your friend that has already done it? Pretty fucking stupid if you ask me.