II-10
(2) EXPANSION SCREEN when FIX SEA BOTTOM is selected
As shown Fig. 2-14, select the FIX SEA BOTTOM radio button on EXPANSION
SCREEN DIAPLAY screen. Then, the ES image based on the detected sea
bottom position is displayed. Like the example shown in Fig. 2-15, if the distance
from the sea bottom is set to 10m, the section indicated by the red box will be
expanded to allow you to view the fish school in detail near the sea bottom.
Fig. 2-14 EXPANSION SCREEN DISPLAY when FIX SEA BOTTOM is selected.
Fig. 2-15 An example of EXPANSION SCREEN of FIX SEA BOTTOM.