New Holland T4.75F Operator's Manual page 56

Side lights (green)
21
This warning light comes on when the position lights are switched on.
Second trailer direction indicators indicator light (green)
22
This indicator light flashes together with the tractor/trailer direction indicators, if the
second trailer is connected.
First trailer direction indicators indicator light (green)
23
This indicator light flashes together with the tractor/trailer direction indicators, if the
second trailer is connected.
Work lights (amber)
24
This indicator light comes on when the work lights are switched on (models with cab
only).
Electronic side distributors indicator light (green)
25
This indicator light comes on when the side distributors are operated.
3 - CONTROLS/INSTRUMENTS
3-18