My Garmin 820 is stuck on the diagnostics screen and I have tried all of the reset options. How can I exit the disgnostic screen? Thank you
Ron
My Garmin 820 is stuck on the diagnostics screen and I have tried all of the reset options. How can I exit the disgnostic screen? Thank you
Ron
Check button. Maybe it's permanently pressed.
http://criticalcycling.com/2018/05/garmin-edge-diagnostic-test/