6-1
Chapter 6 Sonar Area Mode
6.1 Sonar area modes
There are five sonar area modes. If you fully understand the functions of these sonar area
modes and use these functions properly for the intended purposes, you can use the sonar
effectively.
6.2 Sonar area mode change
The sonar area modes can be changed using the two-touch keys of the controller or by
menu operation. Changing the sonar area modes by means of the two-touch keys of the
controller is simpler than the menu operations, which involve a complicated procedure.
Change by means of two-touch key operation
The sonar area modes can be changed by operating the mode key ( ) of the controller
and the two-touch key block UP/DOWN keys ( and ).
Operation procedure:
(1) Press the mode key ( ) of the controller to turn ON the red LED on the mode key
( ).
(2) The operation of the two-touch key block UP/DOWN keys ( and ) can
change the sonar area modes, for which change is in the order as follows.
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