Furuno GP-3500F - Manual (Page 180)

11. VIDEO SOUNDER OPERATION
11-8
11.2.9 Plotter (or Pilot)/sounder display
This display provides the plotter display on the upper half of the screen and the
normal sounder display on the bottom half (or 2/3 of screen: plotter, 1/3:
sounder). It is useful for searching fish schools at cruising speed. Note that
vertical division is also available.
FISH
000001
43
20 21 22
30.0
0.3nm
AUTO C 5.6 °
C 10.0 kt
48.6
m 50k
1'50"
0
20
40
60
80
Plotter screen
Sounder screen
GPS2D WGS84
Plotter/sounder display (vertically)