8-5
8.2.2 Event display method
Place the cross-cursor in any position on the sonar screen, and then click the left
button of the mouse/trackball to display event , click the right button to display event
, and click the wheel button to display event . These events cannot be deleted
using the mouse/trackball. Use the event erasing key ( ).
8.2.3 Points to note for menu operation
When the wheel event display function is enabled, the functions of the left button of
the mouse/trackball and the menu key ( ) become the same. Similarly, the
functions of the right button of the mouse/track ball and the menu back key ( )
become the same. While the cross-cursor is positioned on the sonar screen, clicking
the left button of the mouse/track ball (or pressing the menu key [ ]) displays
event , while clicking the right button of the mouse/track ball (or pressing the
menu back key [ ]) displays event . Note that the menu operation is disabled.
Click the left button to display event .
Click the right button to display Event .
Click the wheel button to display event .