Ducati MULTISTRADA 1100 S Use And Maintenance Manual page 78

Headlight vertical adjustment
The vertical alignment of the headlamp can be adjusted
manually by turning the screw (1).
Horizontal alignment can be adjusted by turning screw (2).
Notes
To access the headlight adjuster screws, remove the
fixed headlight fairing.
Important
Screws (1) and (2) have no travel limit.
(fig. 80)
1
2
E
fig. 80
77