Transmitter Calibration for WLtoys V977 Power Star X1 & V931 A350 Scale Helicopter HD

I may have performed the calibration procedure too fast. Please pause if you need more time to digest. :) V977 RTF: http://www.banggood.com/WLtoys-V977-Power-Star-X1-6CH-2_4G-Flybarless-RC-Helicopter-p-914247.html?p=541709059675201205AM V977 BNF: http://www.banggood.com/WLtoys-V977-Power-Star-X1-6CH-24G-Brushless-RC-Hepter-BNF-lico-p-924715.html?p=541709059675201205AM • Review: http://www.rcgroups.com/forums/showthread.php?t=2110411