4.1 Identification and functions of the Main Menu
TRANSMITTER
Main Menu
(MODE 1)
(MODE 2)
4 TRANSMITTER
THE HUBSAN X4
21
THE HUBSAN X4
4
11. The motors are a little gritty and do not spin as freely after crashes.
Answer: You can hear grinding and see that motor is not spinning freely by flicking the prop.
Press the shaft down from the top of the prop and motor to fix the problem, or replace the
motor.
12. The arm of the X4 separates after a hard landing or crash.
Answer: This is a special design to absorb the impact from hard crashes. Simply force the arms to
snap back into the joint position by hand as shown in the picture.
10. LED removal & installation.
Removal: Unscrew and remove the lower shell and the rubber feet. Then unsolder the red and
yellow wires.
Installation: Solder the red wire on anode/positive (+), the yellow on cathode/negative (-), press
the LED wires first, then the motor wires in the leg slots. Install the lower shell, then the rubber
feet. You can determine the color of the LED lights by looking at the color of the LED wire
insulation at the bottom of the LED lens: red color is red light, blue color is blue light.
H107 FAQ
LED
LED
LED
LED
Yellow
Red
1. First line up the wires with
the slots. The LED's black
insulated cathode(-) wire
must be outermost.
2. Line up the LED to the round
holder slot. Press the wires
carefylly into the slot and secure
them neatly into the arm.
Installation is complete
Anatomy
(MODE 1)
4 Elevator Trim
(2) Elevator/Rudder Stick
5 Rudder Trim
LCD
6 Throttle Trim
8 Recording
(1) Throttle /Aileron stick
8 Recording
7 Power SW
3 Aileron Trim
(MODE 2)
4 Elevator Trim
2 Elevator/Aileron Stick
5 Rudder Trim
LCD
6 Throttle Trim
1 Throttle/Rudder Stick
7 Power SW
3 Aileron Trim
0:08:49
TX Battery voltage
Heli Battery voltage
Rudder trim
Elevator trim
Throttle trim
Aileron trim
REC
Recording
On time
0:08:49
TX Battery voltage
Heli Battery voltage
Rudder trim
Elevator trim
Throttle trim
Aileron trim
REC
Recording
On time
