New Genuine IBM Lenovo ThinkCentre M71e Motherboard 03T6014 – notebookparts.com
I am searching the front panel connector layout for a lenovo N1996 MB, V 4.2, but can find it nowhere - CPUs, Motherboards, and Memory - Linus Tech Tips
IBM Lenovo M71E Motherboard IH61M N1996 for desktop | eBay