The activation of this (amber yellow) "warning" indicates that the engine coolant temperature is high.
It is activated when the temperature reaches 121C (250f).
Note
In this case, stop the vehicle and switch the engine off immediately; make sure that the fans are working.

Low hands free key (hf) battery level
Steering release error - steering still lockedHow to start the engine
With the motorcycle off and the dashboard on, the on/off switch is turned to
"run off"
With the motorcycle and dashboard on, the on/off switch is turned to "run
off".
To start the engine, simply push the on/off switch up to "run on" and press the
black start button.
...
Stored lap display function
This function displays the stored laps.
To access the function it is necessary to view the ""setting" menu", using
buttons (1) "s" or (2) "t" select the "lap"
function and press the reset button (3) to enter the following page.
Use button (1) "s" or (2) "t" to select "lap data" indication a ...
Beam setting
When checking beam setting, put the motorcycle upright.
Tyres should be inflated at the correct pressure and one
person should be sitting astride the motorcycle, keeping it at
right angles to its longitudinal axis. Place the motorcycle
opposite a wall or a screen, 10 meters apart from it, draw ...