Furuno FCV-30 - Manual (Page 39)

1. OPERATIONAL OVERVIEW
1-29
1.18.2 Enabling, disabling an alarm
1. Click Settings.
2. Click Alarm.
Alarm dialog box
3. Check the box in Bottom alarm, Fish alarm, Temp alarm or V-temp alarm as appropriate.
4. For the Fish alarm, choose alarm type with the radio buttons Fish or Bottom fish.
For the temp alarm or v-temp alarm, choose alarm type with the radio buttons Out of
range or Within range.
5. Click ◄ or ► in the Alarm depth box (for bottom alarm or fish alarm) or Temp limit box
(for temperature alarm or v-temp alarm) to set alarm depth (or temperature limit).
6. Click ◄ or ► in the Alarm zone box to set the width of the alarm from the starting point.