Garmin 210 - Manual (Page 79)

Max Calibration Is 5000mt (16,400 ft) —^You have exceeded the maximum possi­
ble map calibration.
Memory Battery Low— The internal battery that stores waypoints, routes and track
plots needs to be replaced. Take your unit to an authorized GARMIN service center for
installation of a new battery.
No DGPS Position —Not enough data is being received to compute a DGPS position.
No RTCM Input —The beacon receiver is not properly connected or baud rates do not
match. See section 10 for selecting DGPS baud rates.
Oscillator Needs Adjustment —The GPSMAP has detected excessive drift in its
internal oscillator which may result in longer acquisition times. Take your unit to an
authorized GARMIN service center for adjustment.
Poor GPS Coverage —The GPSMAP cannot acquire the necessary number of satellites
to compute a position.
Power Down and Re-init —The GPSMAP cannot calculate a position due to abnormal
satellite conditions. Power down and verify the last position shown by other means.
Proximity Alarm —^You have entered the alarm radius specified for the proximity
waypoint indicated.
Proximity Overlap —The alarm radius specified overlaps the area specified for anoth­
er proximity waypoint. See section 10 for more information on proximity overlaps.
RAM Failed —The random access memory has failed and the unit is not operable.
Take your unit to an authorized GARMIN service center for repairs.
ROM Failed —The permanent memory has failed and the unit is not operable. Take
your unit to an authorized GARMIN service center for repairs.
MAP 205 Messages
The MAP 205 chart plotter features two
additional messages to alert the user of
data input status:
No NMEA Data Received —
The MAP 205 is not receiving NMEA 0183
input and cannot display your position. Check
the NMEA source and the MAP 205 interface
setup page to correct the problem.
No NMEA Position Received —
The MAP 205 is not receiving position data
in the correct NMEA 0183 sentence format.
Check the interface setup and sentence format
of the NMEA source (the interfaced GPS unit)
to verify it’s compatibility with the MAP 205.