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AX500 Motor Controller User’s Manual 85
Connecting to a Separately Powered Radio
Important Warning
Do not connect a battery to the radio when in this mode. The battery voltage will
flow directly into the controller and cause permanent damage if its voltage is higher
than 5.5V.
This mode of operation is the most convenient and is the one wired in the R/C cable deliv-
ered with the controller.
Connecting to a Separately Powered Radio
This wiring option must be used when the controller is used with a RC receiver that is
powered by its own separate battery. The red wire in the loop must be cut so that the 5V
out from the controller does not flow to the radio, and so that the battery that is connected
Controller
Power
R/C Radio Power
R/C Radio
R/C Channel 1
R/C Channel 2
R/C Radio Ground
Controller
Ground
R/C Channel 3
14
3
7
8
6
5-13
4
MCU
FIGURE 54. R/C Radio powered by controller electrical diagram