User manual

Remote Controller
Phantom 3 4K User Manual
28
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Optimal Transmission Range
The transmission signal between the aircraft and the remote controller is most reliable within the area that
is depicted in the image below:
Optimal Transmission Range
Ensure that the aircraft is ying within the optimal transmission zone. To achieve the best transmission
performance, maintain the appropriate relationship between the operator and the aircraft.
Remote Controller Status LED
The Status LED reects the strength of the connection between the remote controller and the aircraft. The
RTH LED indicates the Return-to-Home status of the aircraft. The table below contains more information
about these indicators.
RTH LED
Status LED
strong weak
Status LED Alarm Remote Controller Status
— Solid Red Chime The remote controller is disconnected from the aircraft.
— Solid Green Chime The remote controller is connected to the aircraft.
Blinks Red slowly D-D-D
......
Remote controller error.
/ Blinks Red and
Green alternately
D-DD Resetting Wi-Fi video downlink.
RTH LED Sound Remote Controller Status
— Solid White Chime Aircraft is returning home.
Blinking White D
. . .
Sending Return-to-Home command to the aircraft.
Blinking White DD
.. .. ..
Return-to-Home procedure in progress.
The Remote Status Indicator will blink red and sound an alert, when the battery level is critically low.