Well, I decided that it was probable that the power connector was intermittent, and the unit was not getting the 3.3V signal. The firmware was refusing to start if it could not see the 3.3V when first plugged in. When unplugging, the light on top would flash momentarily, so it had 24V power to run t...

Post by grayghost4 » Thu Apr 13, 2017 10:07 am
http://imgur.com/a/FtkJ8

Thanks for posting this. It helped a lot when trying to take it apart! I just had to replace the power connector, and it seems to be working fine now!

LSAT wrote: Have you checked the outlet in the wall where you are plugging in the machine. Often they get loose and will not hold a plug tight. Yes, I have used different outlets and 3 different power supplies--two regular 110VAC units that come with the Airsense, and the 12 VDC camping power supply...

I just started having what I believe is the same problem with my Airsense 10 CPAP. It sometimes would say that the power connection was loose, and would not run the humidifier. Sometimes it would not power up, but there is a brief flash of light from top power LED when I unplug it. Sometimes it work...