Garmin GPSMAP 232 - Manual (Page 77)

67
Reference
Main Menu:
Comm and Alarm Tabs
Alarm Tab— allow you to define the alarm settings. The Alarm tab is divided into three submenu
tabs: System alarms, Nav alarms, and Sonar alarms.
System Tab:
• Clock— provides an alarm for the system clock. Enter a time in the time field and turn the alarm on
and off from the control field menu. Remember to enter alarm times in the same time format (UTC
or local) you’re using for your system. The unit must be on for the clock alarm to work.
• Battery— sets an alarm to sound when the battery is reaching a critical state of discharge.
• DGPS and Accuracy— DGPS alarm will sound when the unit loses a differential fix. The accuracy
alarm will sound when the GPS position accuracy falls outside the user-set value.
Nav Tab:
• Anchor Drag— sets an alarm to sound when you’ve exceeded a specified drift distance. Enter a value
in the distance field and use the control field to turn the alarm on and off.
• Arrival— sets an alarm to sound when you’re a specified distance or time away from a destination
waypoint. Enter a distance radius or time for sounding the alarm and use the control field to set the
alarm to ‘Off’, ‘Dist’ (Distance), or ‘Time’.
• Off Course— sets an alarm to sound when you’re off a desired course by a specified distance. Enter
a distance in the distance field and use the control field to turn the off course alarm on and off.
Sonar Tab: (You must be receiving sonar NMEA data (pg. 87) for these functions to work.
• Shallow Water/Deep Water— set alarms to sound when you enter an area of specified depth that is
too shallow and/or too deep. Enter a depth in the distance fields and use the control fields to turn
the alarms on and off.
• Water Temperature — sets an alarm to sound when the transducer reports a temperature either
above, below, inside, or outside the specified values.
• Fish — sets alarm to sound when unit detects a fish of the specified symbol size.
To set an alarm:
1. Use the ARROW KEYPAD to highlight desired submenu tab of the Alarm Tab.
2. Highlight the field below the alarm name you wish activate and press
ENTER/MARK.
3. Change the mode to the desired setting and press ENTER/MARK.
4. Highlight the next field to the right and press ENTER/MARK, then enter the desired settings and
press ENTER/MARK to finish.
5. If you want the alarm to display and beep until acknowledged, highlight the ‘Persist’ box and press
ENTER/MARK to place a check mark in the box.
Alarm Tab
An alarm will stay active
until acknowledged if
‘Persist’ is checked. Press
ENTER/MARK to
acknowledge an alarm.