AeroPod, PowerPod and Newton

Completed a calibration ride today and all now seems to be working fine now.

Ok, this is interesting, I have connected the power pod to the Issac software, uploaded all the rides and it has also upgraded the latest firmware. The orange light has now gone and now it is ready to calibrate with a flashing yellow light. Looks like this should now be OK. My question is now, is it...

The light stays solid, no flashing.
Whats a DFPM?

I have a powerpod that has been working fine since I got it at the beginning of March however, yesterday I got a solid orange light. It is fully charged and I have tried a hard reset by pressing the button for 10 seconds. The powerpod is paired to my Garmin 1000 OK and the ANT+ sensors are paired. I...