![background image](http://html1.mh-extra.com/html/hubsan/h122d-x4-storm/h122d-x4-storm_user-manual_2180935008.webp)
06
Note: Mind the differing colors of the A and B propeller screws!
1.4 Aircraft LED indicators
LED Status
Headlight (white)
Rear LEDs (red)
Video transmission
module LEDs
(1 red, 1 blue)
During normal flight, the headlight is a solid white. Users may also opt to turn
the headlight off.
Power on and start up: All LEDs flash simultaneously
Flight control connection: When the aircraft is not connected to a transmitter
or has been disconnected from a transmitter, the right rear LED will flash slowly.
Upon connection with a transmitter, the right rear LED will become solidly lit.
Horizontal Calibration: Left and right rear LEDs flash alternately. All LEDs
turn solid when calibration is complete.
Photo: When the user takes a photo, both rear LEDs will flash together once.
Video: When the user records a video, both rear LEDs will flash together slowly.
Low power: Both rear LEDs will flash together rapidly (this indication takes
priority over all others when power is low).
Power on and initialization: While the aircraft is powering on, the module
LEDs will turn on solid simultaneously.
After power on is complete, the red LED will flash once and disappear.
Standby: The red LED is off and the blue LED is solid.
No SD card present in the aircraft, or error present with card installed: The red
LED is off and the blue LED flashes once every second.
Update: While the aircraft firmware is being updated, the red and blue LEDs
flash simultaneously. After the upgrade is complete, the red LED disappears
and the blue LED turns solid.
Photo: When the user takes a photo, the red LED is off and the blue LED
flashes once.
Video: When the user records a video, the blue LED is solid and the red LED
flashes continuously during the recording process. When the recording is
finished, the blue LED remains solid and the red LED disappears.
Function and/or Aircraft status
F i g u r e 1
Counterclockwise to install
Clockwise to install
Clockwise to remove
Installation
Removal
Counterclockwise to remove
“D” shaped shaft