Manual mode: turn the knob with different speed, check the reaction time. Neutral mode: make the servo go back to the neutral point. Automatic 'window wiper' mode: Servo swings like 'window wipers' to their full angles. Connect up to1-3 servos simultaneously Test 1-3 servos consistency. Connect 1-3 ESC's & test and compare reaction time respectively. Connect 3 servos of the CCPM helicopters and select servos.