Furuno SC-50 Operator's Manual page 41

Speed display
Depending on the setting of DISTANCE DISP on the TRIP menu, the Set and
Drift display or the Distance Run display is shown. The current indication
requires a Doppler Speed Log.
3D
2 1 1
.
SOG
kn
2 2
STW
kn
3 6
CURRENT
8
.
Current (direction, speed)
Ground speed
07:54:30
3D
2 2
.
SOG
kn
2
STW
.
kn
°
2 5
DIST
. kn
SOG/STW display
07:54:30
2 1 1 2 2
. .
2 2 2
.
4 5 6 7 8
.
NM
Distance run
2. OPERATION
Lateral
speed
Speed
relative to
water
2-5