I'm installing an EFIS-D10A + AP74 + Roll and Pitch SV42 servos.
When I connect the notebook to update the software version, it shows the message: "Unable to communicate with chip #1".
What can I do??
Thank you..
It means that the support program is having trouble talking to the unit. We may need to see it here to fix it. Give us a call at 425-402-0433 or email support at dynonavionics dot com for further help.