Garmin GPSMAP 496 - Manual (Page 153)

GPSMAP 496 Owner’s Manual 45
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essAges
Messages
accuracy alarm—the GPS accuracy has fallen outside of user-set value.
alarm Clock—the alarm clock has sounded.
antenna Shorted to ground—the external GPS antenna has an electrical
connection problem. Contact Garmin Product Support.
approaching target altitude—within 1,000 feet of final VNAV target
altitude.
approaching turn—you are nearing a turn in a route.
Approaching VNAV Profile—you are within one minute of reaching the
initial VNAV decent point.
arriving at Destination—you are nearing your destination.
Batteries Low—the battery needs to be recharged.
Basemap Failed Unit needs repair—there is an internal problem with
your unit. Contact Garmin Product Support to have the unit serviced.
Boat is not Moving Fast Enough to Calibrate—the boat is not moving
fast enough for the speed wheel to provide a valid speed.
Can’t Unlock Maps—no applicable unlock code for one or more maps
was found. All MapSource maps are not accessible.
Database Error—internal problem with the unit. Contact your dealer or
Garmin Product Support to have the unit repaired.
Deep Water—the water is deeper than the amount set in the Deep Water
Alarm.
Detail Maps Don’t Support routing—maps that are loaded on the data
card do not support automatic route calculation.
Distress Call—a DSC distress call was received. Take appropriate action.
Dragging anchor—the distance set in the Anchor Drag Alarm is exceeded.
Drift alarm—the water depth has changed by the amount entered in the
Drift Alarm setup.
Fish alarm—a fish was detected. The unit shows an icon and beeps (if
enabled). This alarm does not show a message banner.
Lost Satellite reception—the unit is unable to receive satellite signals.
Memory Full—unit memory is full, no further data can be saved.
Memory (raM) Failed Unit needs repair—there is an internal problem
with your unit. Contact Garmin Product Support to have the unit serviced.
near proximity point—you have reached the distance set for a proximity
waypoint.
nMEa Depth is Below transducer—no keel offset value has been
received from the external sonar device.
no Diff gpS Location—RTCM is selected but the unit is not receiving
DGPS data.
no roads near Destination—the destination for the road route you tried
to calculate is not near any roads. Select a different destination.
no roads near Starting point—the start location for the road route you
tried to calculate is not near any roads. Select a different start location.
no DgpS position—no differential connection data is available, or not
enough data is available to calculate a DGPS position.