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learn about the various sonar options, see Sec. 4, Sonar Options &
Other Features. (For general system setup and GPS options, see Sec. 8,
System Setup and GPS Setup Options.)
You can access the Main Menu from any of the four Page screens by
pressing
MENU
|
MENU
. To clear the menu screen and return to the page
display, press
EXIT
. (Remember, our text style for "
MENU
|
MENU
" means
"press the Menu key twice." See a full explanation of our instruction
text formatting on page 10, Instructions = Menu Sequences.)
Main Menu.
The Main Menu commands and their functions are:
Screen command: changes the contrast or brightness of the display
screen.
Sounds command: enables or disables the sounds for key strokes and
alarms and sets the alarm style.
Alarms command: turns GPS alarms on or off and changes alarm
thresholds.
Route Planning command: used to plan, view or navigate a route.
My Trails command: shows, creates and deletes plot trails. Also used
to navigate or backtrack a trail.
Cancel Navigation command: turns off the various navigation com-
mands. Used to stop navigating after you have reached your destina-
tion waypoint, Point of Interest or map cursor location; or after you
reach the end of a route or trail.
Sonar Setup command: sets various sonar options.
GPS Setup command: sets various GPS receiver options.