alarm

Just built my Versacopter. Have Graupner GR-18 receiver and MZ-12 Rx combo. Bind was successful. Calibrated ESCs ok and calibraged the Gyros also. However, when tried to fly today, normal beeps when binding happened then continuous beeps and no further response from Versacopter. Is it an...

Hi everyone, I finely finished my tri build and have it flying reasonably well. My problem now is the low battery alarm is not working. I have it set * 138 but even when the KK2's (V 1.6 downloaded from HK web site) readout is down to 11 volts it does not beep. The speaker works OK when tested...