Fish Symbol; Contrast Menu; Zoom Split - NorthStar EXPLORER 443S Installation And Operation Manual

4-3 FISH SYMBOL

Select MAIN MENU - SETUP - FISH SYMBOL to
display the fish symbol options for the screen
displays.
There are three options. Press
· OFF
·
·
OFF
Displays echoes as dots on the screen.
Displays any echoes returned that match the
profile of a fish as a fish symbol in one of three
sizes:
Strongest echo
Average echo
Weakest echo

4-4 CONTRAST menu

Select MAIN MENU - SETUP - CONTRAST to display the contrast setting box
and the current setting.
The contrast level can be set at any level between 0 and 16. The default
setting is 6.
Press or to increase or decrease the setting to the required level. Then
press to exit.

4-5 ZOOM SPLIT

Select OFF to obtain a zoom only screen. (full screen zoom)
Select ON to obtain a split zoom / history screen (default)
20
to select:
Northstar Explorer 443s/443sp Installation and Operation Manual
Echoes which are not recognised as fish are
displayed as dots on the screen.
Displays any echoes returned that match the
profile of a fish as a fish symbol in one of three
sizes as above. The depth of the fish is shown
to the left of the symbol. Echoes which are not
recognised as fish are displayed as dots on the
screen.
Use the FISH FILTER setting to adjust the fish
detection. (see section 4-9)