Los juegos para el nme tienes que parchearlos, la imagen que tu tienes es la compatible para los firmwares xtreme, te dejo aqui las isntruciones:
STEP2: Convert XTreme Image to NME-Format
If you have downloaded your backup from the internet then it is in most cases an XTreme Image if not stated different.
In case the download is stated as NME-compatible then skip step 2 and proceed with step 3.
- open the NME aSSociat0r (download here) - .net Framework 2.0 required which you can download here.
- click the CONVERT Tab
- select the XTreme iso (IMAGE1.000 if created by yourself using schtrom)
- hit the big CONVERT button
- after 2 seconds the image file is fully converted to NME-format.
- the image must now be exactly 7.705.657.344 Bytes of size. (in KB it is 7.525.056)
Sacado todo de la pagina oficial:
http://www.nme-360.com/howto.html