1. the first one that comes with the machine inverter ends with E8 while the other one ends with NA but all specification are the same,
2. i have set all the necessary programming parameter and still not communicates
3. how can i extract the programming from the old ones
4. the old one as got burnt, is it still possible to extract from the item that got burnt
5. can i get the E8 software that i can install in NA
note: all the front selection button from the machine is not controlling