Lowrance electronic X37TX Marine GPS System User Manual


 
35
a tone when the bottom goes deeper than its setting. Both alarms adjust
the same way, although through different menus.
Shallow Alarm
To set the shallow alarm depth, press
MENU DOWN
repeatedly until SHALLOW ALARM appears.
Press UP ARROW to increase the shallow alarm's depth
setting or press
DOWN ARROW to decrease it. The number in
the shallow alarm’s menu box shows the current shallow
alarm setting. When the number reaches the desired setting, press
PWR
to clear the menu. When the bottom depth goes shallower than the
alarm’s setting, an alarm tone sounds and a message box appears on
the screen.
Press
PWR to silence the alarm. This turns the alarm sound off until
the shallow alarm is triggered again.
To turn the alarm off, press
MENU DOWN repeatedly until SHALLOW
ALARM appears. Press DOWN ARROW until the words OFF FEET appear,
then press
PWR to clear the menu.
Deep Alarm
To set the deep alarm depth, press
MENU DOWN repeatedly
until
DEEP ALARM appears.
Press
UP ARROW to increase the deep alarm's depth setting
or press
DOWN ARROW to decrease it. The number in the
deep alarm’s menu box shows the current deep alarm
setting. When the number reaches the desired setting, press
PWR to
clear the menu. When the bottom depth goes deeper than the alarm’s
setting, an alarm tone sounds and a message box appears on the
screen.
Press
PWR to silence the alarm. This turns the alarm sound off until
the deep alarm is triggered again.
To turn the alarm off, press
MENU DOWN repeatedly until DEEP ALARM
appears. Press DOWN ARROW until the words OFF FEET appear, then
press
PWR to clear the menu.
DISPLAY ADJUSTMENTS
BACKLIGHTS
The display is backlit for night use. To turn the backlight on
or off, press
MENU repeatedly until the BACK LIGHT menu
appears. Press
UP ARROW to turn the light on or the DOWN
ARROW
to turn it off.