Bill3558 Posted March 24, 2021 Report Share Posted March 24, 2021 So I got my D120 back from Dynon and the bench test was ok. I put it back in the plane and I continue to get this negative amp display even though the battery charges. Any suggestions? IMG_0639.MOV Quote Link to comment Share on other sites More sharing options...
FlyingMonkey Posted March 24, 2021 Report Share Posted March 24, 2021 Poor ground? Quote Link to comment Share on other sites More sharing options...
Bill3558 Posted March 26, 2021 Author Report Share Posted March 26, 2021 Found a bad fuse at the shunt. Quote Link to comment Share on other sites More sharing options...
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