DJI Ace One - Manual (Page 23)

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C3
Enhanced Fail-Safe
Ace One can detect the fail safe output from your receiver, if you have pre-set fail safe output correctly. Once your helicopter lost signal
from the transmitter, Enhanced Fail-Safe function will control the helicopter automatically and save it in most of the conditions.
1
The Enhanced Fail-Safe (Auto Hovering and Auto Go- Home) will not be activated, until you’ve correctly Pre-set
Transmitter Command Stick Center Position.
2
The Enhanced Fail-Safe functions will not be working correctly if you have not finished the Auto Mode Test Flight.
Please see Autopilot Test Flight on Page 24 for details.
3
You must perform the following setting under Manual Mode.
4
If GPS signal reception is bad, Auto Go-Home function will not be disable, even it was activated in Ace One Assistant, in
case the Attitude Hold function will be force to activate instead.
In Ace One Assistant Software, page –Enhanced
Failed-Safe:
STEP1: Please configure your autopilot to the best condition,
make sure the helicopter can flight well under GPS
Cruise Mode and GPS Atti. Mode;
STEP2: Switch your Ace One into Manual Mode;
STEP3: Please record your command stick positions which are
the same as the moment you switched from Manual
Mode (if you changed throttle curve before switching,
use that curve for this setting). You will be asked to
configure your transmitter, and let your helicopter able
to hover with transmitter command stick roughly (Not to
be exact) on their center position. You can read the
[current stick position] which shown as number -1000
to +1000 in real time, click button, save them into
[Confirmed] group as Tx center position.
You will be noticed by symbol instead of
button, which means you throttle working range has not
been correctly set or your throttle position is holding on throttle-cut (STOP) position. Please check your throttle-cut switch and throttle
working range setting in Ace One Assistant page –Engine. See page16 for details.
STEP4: Must check the confirm box that the Tx center position is correct, otherwise enhanced failed-safe will be disabled.
STEP5: Select protection method, auto Hovering or Go-Home, the following schematic shown is introduction for Go-Home.
1
30m
If GPS satellite found > 6 after boot,
then record Home Location
Home Location
2
Tx
3
Tx
5
(current location lower than HOME) OR (current location higher than HOME)
Tx
Signal lost
Go Home path
Tx
Go Home path
Helicopter
4
Tx
Signal lost > 10s
Stay hover
Ready to
Go-Home
Fail-Safe functions are designed for GPS Atti. Mode and GPS Cruise Mode. Once the helicopter came back to the available
transmitter signal range, switch to Manual Mode then you can re-gain the control right for Ace One system.
STEP3
STEP5
STEP4