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 lockedSymbols - abbreviations - references
To allow quick and easy consultation, this manual uses graphic symbols to
highlight situations in which maximum care is
required, as well as practical advice or information. Pay attention to the
meaning of the symbols since they serve to avoid
repeating technical concepts or safety warnings th ...
Lap activation/deactivation function (lap time)
This function activates and deactivates the lap function (lap
time).
To access the function it is necessary to view the "setting" menu page 48, using
button (1, fig. 14) ?"
" or (2, fig. 14) ?" " select the "lap" function and
press the reset button
...
Steering angle adjustment
Loosen the nuts (17) and adjuster screws (16) on both sides of the bottom
yoke.
Use a 6 to 6.5 Mm spacer (a) fitted to the fork outer tube, or use a gauge.
Turn the front forks to the right until the spacer (a) is seated against the
frame top tube.
Tighten the adjuster screw (16) to ...