If you have a SXGA+ on your T40 then look here.

[dannybek]

I want to know your part number for the Samsung LCD. The IBM part number is 11p8348 the Samsung number is unknown.
Although I have the IDtech screen, I believe they are interchangable. Anyone who knows more let me know. A

 

[Abhi]

I have a T41 with a SXGA+

Will that do? How do i find the part no.?

No ... i am not opening it up

 

[dannybek]

Well you have to open it up or had to open it up to find the part number.

 

[aux]

Check the T series forum at forum.thinkpads.com
I remember reading a discussion about this.