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4. FC120 Power Supply
E/R/A2
SYS
AIL1
MODE
AIL2
RUD
AIL1
ELE
FC120
3-axis Flight Control
AIL
ELE
RUD
N
R
N
R
N
R
OUTPUT
INPUT
Fly-wing/Delta-wing
PIN (Socket) Location
Aileron
Elevator
Rudder
N/A
TOP
Switch
Aileron
Elevator
S.BUS
MIDDLE
VDD
VDD
VDD
VDD
VDD
VDD
VDD
Rudder
BOTTOM
GND
GND
GND
GND
GND
GND
GND
N/A
* VDD is positive lead. *GND is negative lead.
E/R/A2
SYS
AIL1
MODE
AIL2
RUD
AIL1
ELE
FC120
3-axis Flight Control
AIL
ELE
RUD
N
R
N
R
N
R
OUTPUT
INPUT
V-tail Airplane
PIN (Socket) Location
Aileron
Elevator
Rudder
Aileron2
TOP
Switch
Aileron
Elevator
S.BUS
MIDDLE
VDD
VDD
VDD
VDD
VDD
VDD
VDD
Rudder
BOTTOM
GND
GND
GND
GND
GND
GND
GND
Aileron2
* VDD is positive lead. *GND is negative lead.
● V-tail airplane
* V-TAIL
FC120 supports 4.8V-8.4V voltage input, share the same power
with receiver, input voltage should meet the requirements of
receiver, too. Power supply could be battery or ESC.
Set mode switch
Mode select switch is used for
turning on or turning off the gyro.
Please assign a 2-position switch to
mode channel and make sure that
channel doesn’t have other
functions. Switch channel pulse
width range should be low
800~1700us, high 1700~2200us. If
the mode channel is not connected,
the FC120 will work in aerobatic
mode.
L2
Blue(0.5S)
LOW
Aerobatic Mode:
Position high, 3 axis gyroscope working
Gyro Off Mode:
Position low, FC120 outputs receiver’s signal
directly
Elevator
Rudder
Aileron
Aileron2
High(+100)
2200us
1700us
800us
Low(-100)