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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 mes-
sage box appears on the screen.
Deep Alarm menu.
Press UP ARROW 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.
System Setup To customize the display, press MENU DOWN until the SYSTEM SETUP
menu appears, then press UP ARROW. The display contrast, units of
measure, temperature, and system information screens are all under
this menu. The Contrast menu appears first. Press the MENU UP or
MENU DOWN keys to cycle through the menus. When you're finished,
press the PWR key to clear the menus.