An explanation of each color for each LED for a Ultra2 unit.
The YellowScan Ultra2 unit have 4 color LED. Each LED can be green, orange, red or blue.
Meaning of each symbol :
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POWER LED
Still green : Battery charge > 33%
Blinking green / red : Battery charge between 33% and 10%
Still red : Battery charge is below 10%
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STATUS LED
Solid green : status ready with correction (any source). You can start acquisition
Blinking green : temporary status. It should only last for a few seconds, and then switch to solid green status
Solid orange : status ready without correction; you can start acquisition
Blinking orange : temporary status. LiDAR unit is performing internal checks. It should only last a few mintes, then switch to solid orange.
Solid red : issue. Can't start acquisition.
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LOGGING LED
Solid green : waiting for new acquisition. Can start a new acquisition.
Slow blinking green : acquisition in progress
Fast blinking green : transfer of T04 file at the end of a flight, wait for transfer to be completed. It should not last longer than a few minutes.
Solid orange : waiting for a new acquisition, but available disk space < 30 Gb.
Slow blinking orange : acquisition in progress (no correction)
Fast blinking orange : transfer of T04 file at the end of a flight, wait for transfer to be completed. It should not last longer than a few minutes.
Solid red : USB drive missing, or available disk space < 1 Gb. Don't start acquisition.
-
CAMERA LED
Solid green : a camera module is detected, and ready for start of an acquisition
Blinking green / red : camera module is detected, LiDAR acquisition has started, but initialisation height has not yet been reached (from CAM_INIT_HEIGHT field on CONFIG.TXT file)
Blinking green : -if a camera module is connected, the LED is green and blinks off each time a photo is taken
-if an external camera is connected, the LED is off and blinks green each time a photo is taken
Still red : a camera module is detected, but is in error. The microSD might be faulty (click here to format the microSD) , bad connectivity (check the screws are tighted)