Connecting RX wires
The wires are labeled from the factory. If you are using the IX20, the program is available on a SD
card from BVM. Follow the chart below to connect the servos.
IX20 Wire Connection Chart
RX Port
Surface
RX Port
Surface
RX Port
Surface
RX Port
Surface
IX20 Control Switches
Switch
Surface
Switch
Surface
Gyro
We used the Cortex Pro in our demo model. We use 40% gain for Normal Flight and 55% for landing.
These will vary for each customer's preference.
BVM ®2021
CH 1
CH-2
Turbine
RAL
CH-5
Aux1 (6)
LFL
LAL
Aux4 (9)
Aux5 (10)
LEL
Gear
X+1 (13)
X+2 (14)
WHL Brakes
SPD Brakes
A
B
LG
Lights
Flight Timer
L. Trim
E
NWL Trim
WHL Brakes
CH-3
REL
Aux2 (7)
RFL
Aux6 (11)
Lights
X+3 (15)
Gyro Gain
C
Speed Brake
F
Smoke
10
CH-4
RRU
Aux3 (8)
LRU
Aux7 (12)
NWH
X+4 (16)
AFTB Ring
D
Flaps and
F.Modes
G
Gyro Gain
April 2021
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