Power & Source of Big Ideas

I am considering purchasing a second hand W500, but prior to buying I would like to know whether it has a LG or Samsung LCD panel.
It is a WUXGA display - but how do I check what exact display it is ? Appearently FRU #44C9614 which I found by the Thinkpad serial number can be both
I bought this 240x320 2.8" ILI9341 LCD touch screen here but can't get it working. I tried a few different libraries other then getting the screen to light up I can't get it working. Anyone know how to hook this thing up with an UNO and get it working? I can probably figure out the software sid...