Have you already seen this topic in the lenovo forum?
http:/
/ forums.lenovo.com/ t5/ ThinkPad-slate-tablets/ replacement-part-FRU-04W2155-SOLVED/ td-p/ 702159 There is a new FRU and the URL to the IBM parts shop
No had not seen that, many thanks for the post ..Which is surprising as fixing this thing has been an issue for me for a while now ...