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Main Menu
‘ System’ Alarms
Clock – sets an alarm based on the unit’s clock. Select ‘On’ and then enter a specifi c time that you want
the alarm to sound. The unit must be on for the clock alarm to work.
Ext. ( External) Voltage – sets an alarm to sound when the external voltage drops below a specifi ed
amount. Select ‘On’ and then enter a specifi c voltage.
DGPS – sets an alarm to sound when the unit loses a differential fi x.
Accuracy – sets an alarm to sound when GPS accuracy falls outside of the user-set value. Select ‘On’ and
then enter a specifi c distance.
‘ Sonar’ Alarms
Shallow Water – sets alarms to sound when you enter an area of water that is too shallow. Select ‘On’
and then enter a specifi c distance. You must be receiving sonar NMEA data for this function to work.
Deep Water – sets alarms to sound when you enter an area of water that is too deep. Select ‘On’ and
then enter a specifi c distance. You must be receiving sonar NMEA data for this function to work.
Water Temp – sets an alarm to indicate if the water temperature has exceeded or dropped below a spe-
cifi c temperature, or fallen outside/inside a specifi c temperature range. Select ‘Above’ or ‘Below’ and then
enter a specifi c temperature, or select ‘Inside’ or ‘Outside’ and enter a range of temperatures. You must be
receiving sonar NMEA data for this function to work.
Drift – sets an alarm to sound when you have exceeded a specifi ed drift distance. Select ‘On’ to turn this
alarm on and then enter a distance.
Alarms Tab
Alarms Tab: ‘System’ tab
Alarms Tab: ‘Sonar’ tab
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