Look what I found, the chip versions used for the different markets are here:
[Link: web1.zen-sys.com]

and entering the EU chip version on google gave me this link:
[Link: parts.digikey.com]

Which I believe would be the part I need to have unsoldered and resoldered in my remote? Does anyone have a picture of the insides of the S70, just to confirm I am on the right track. By the way does anyone have any info how to open the S70 remote? I have seen two screws behind the battery and I would think there are another 2 behind the bottom rubber stands.