Garmin GPSMAP 188C Owner's Manual page 83

To set an alarm:
1. Use the ROCKER to highlight a sub tab.
2. Highlight the field you want to set, and press ENTER.
3. Enter a setting, and press ENTER.
4. If you want the alarm to display and beep until
acknowledged, highlight the Persist box, and press
ENTER.
GPSMAP 188/188C Sounder Owner's Manual
M M > A T
AIN ENU LARM AB
If Persist is checked,
an alarm stays active
until acknowledged.
Press ENTER to
acknowledge an
alarm.
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