Humminbird HDR 650 - Manual (Page 37)

Shallow Alarm
The Shallow Alarm will sound when the measured depth is less than the setting.
1. Press the MENU key until the Shallow Alarm icon is displayed and flashing
on the screen.
2. Press the UP or DOWN arrow key to change the setting.
(Off, 1 - 20 feet, .1 - 6 meters, or .1 - 3.2 fathoms; Default = Off)
NOTE: The maximum Shallow Alarm setting cannot meet or exceed the current
Deep Alarm setting (see the Deep Alarm section).
3. After your selection is made, wait 5 seconds for the unit to return to normal
operation. Your settings are saved automatically, and the Shallow icon will
be visible on the display.
4. Alarm: If the depth of the water is less than the saved setting, the alarm
will sound and the alarm icon will flash on the screen.
Mute: Press any key to mute the alarm.
Adjust: Press the MENU key and follow the instructions in step 2 to adjust
the alarm setting.
Set
Shallow Alarm Icon
33 Operations