Navigation Alarms Overview - Humminbird HELIX 9 Operation Manual

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AVIGATION LARMS
When an alarm is turned on, an alert will sound or display on the control head to indicate the threshold has been exceeded. When
you set the Off Course Alarm, Arrival Alarm, and Drift Alarm, the limits are shown on the Chart View.
Turn on Alarms and Adjust Settings
1. Main Menu: Press the MENU key twice. Select the Alarms tab.
2. Select an alarm menu. Press the RIGHT or LEFT Cursor keys to adjust the threshold.
Off Course Alarm
Arrival Alarm
Drift Alarm

Navigation Alarms Overview

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VERVIEW
Sets how far the boat can move off course during navigation before an alarm will be
triggered. GPS required.
Sets how close the boat must be to the destination waypoint before the alarm will be
triggered. GPS required.
Sets how far the boat can move from its anchored position outside the drift alarm perimeter
before an alarm will be triggered. GPS required.
Off Course Alarm and Arrival Circle
off course limits
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arrival circle