The front brake discs consist of an inner carrier, which is mounted to the wheel, and an outer rotor. Both parts must be changed together as a pair.
Remove the front wheel (sect. 7 - 1, Removal of the front wheel).
Undo the retaining screws (5) of the disc to the wheel, remove the disc (7) and, on its left side, slide out the phonic wheel (6).

Removal of the front brake system
Overhauling the front brake componentsSwingarm
Swingarm pivot
Washer
Special screw
Bush
Sealing ring
Roller bearing
Special screw
Rear swingarm
Spacer
Bearing
Spacer
Spacer
Hose clip
Pin
Chain slider (lower)
Washer
O-ring
Calliper mounting bracket
Circlip
Spacer
Inner ring
Hub
Cable grommet
Ch ...
Residual range indication when the service is due
After resetting the first oil service warning (triggered at
1000 km), upon every key-on the system displays the
indication of which type of service should be performed next
(oil service or desmo service) and the residual range.
A (green) warning (1, fig. 32) Is activated for 2 seconds on
ever ...
Deactivating the service indication on the dashboard
The message "serv" is displayed on the dashboard, indicating that the
motorcycle should be serviced in accordance with
the programmed maintenance plan. This indication is activated after the first
1000 km and thereafter at intervals of
12000 km.
After the scheduled service has been carried ...