45
Main Menu
The Main Menu contains some basic function commands and some setup
option commands. You access the Main Menu by pressing
MENU
|
MENU
.
You run a command by using
↑
or
↓
to highlight the command and then
pressing
ENT
. To clear the Main Menu screen and return to the Page dis-
play, 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 9,
Instructions = Menu Sequences
.)
Main Menu.
Main Menu Commands
There are four "basic" Main Menu commands that you'll really want to
read more about. They are:
•
Screen
commands (
C
ONTRAST
,
B
ACKLIGHT
L
EVEL
and
T
RANSPARENCY
):
change the appearance of the display screen. Use these commands to
adjust how the screen looks under various lighting conditions.
•
Volume
command: controls sound levels for key strokes and alarms. If
you don't like to hear a beep each time you press a key, you can turn all
sounds off by setting the volume to zero. Sound is especially useful when
used with the Fish I.D.
fish symbol feature and fish alarm feature.
•
Sonar Alarms
command: turns alarms on or off and changes alarm
thresholds. The fish alarm, used with Fish I.D., is the most popular