yup for the nats.
i hope a firmware update will fix my problem or if no one else has an issue, maybe it's just me and my usual luck with electronics.
I was running very conservative settings too:

Dualsky Z5 4.0
Lowest end bell timing 7*
DRRS 4
Hybrid 30%
150K
start 8000rpm
0.2 delay
FDR 8.8