The activation of this (amber yellow) "warning" indicates that the hands free system has detected that the battery that permits the active key (1, fig. 62) To communicate and turn the vehicle on is almost discharged.
Note
In this case, ducati recommends replacing the battery as soon as possible as described in the paragraph "replacing the active key battery" (page 88).

Hands free key (hf) not recognised
High engine coolant temperatureRefitting the air filters
Apply universal sealant in the air duct (2) and (6) groove (d).
Fit seal (7) in the groove (d) having care to place it correctly in the relevant
seat so as to avoid abnormal wrinkles.
Pull out the filter cartridge (1) from the seat in the airbox.
Position the rh air duct (2).
Start ...
System components
Screw
Abs front speed sensor
Sealing washer
Hose grommet
Abs rear speed sensor
Abs control unit
Front pump - control unit pipe
Control unit - front callipers pipe
Rear pump - control unit pipe
Control unit - rear calliper pipe
Sealing washer
Support
Spacer
Rubber mou ...
Backlighting setting function for the dashboard on handlebar - dashboard 2
This function allows backlighting setting of the dashboard on handlebar.
To access the function it is necessary to view the ""setting" menu", using
buttons (1) "s" or (2) "t" select the "back
light" function and press the reset button (3) to enter the following page.
Use button (1) "s" or ( ...