New Transducers 250C - Manual (Page 41)

Messages and Alarms
The Fishfinder 250/250C uses an on-screen alert message system.
Press the ENTER key to acknowledge a message.
Battery Alarm—The battery’s voltage has fallen below the value
entered in the Battery Alarm setup.
Battery Voltage High—The input voltage is too high; the unit will
shut off. You must lower the input voltage.
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 Send Waypoint—The unit was unable to transmit the
waypoint via the NMEA WPL sentence. Check the wiring.
Can’t Read Voltages That High Limited To Top Of Range—The
Voltage value in the Battery Alarm setup is higher than the unit can
read.
Can’t Read Voltages That Low Limited To Bottom Of Range—
The Voltage value in the Battery Alarm setup is lower than the
voltage where the unit automatically turns off.
Deep Water Alarm—The Deep Water Alarm depth has been
reached.
Drift Alarm—The water depth has changed by the amount entered
in the Drift Alarm setup.
Fish Alarm—A fish is detected. The unit displays an icon and beeps
(if enabled). (This alarm does not display a message banner.)
Running Simulator—The unit is in Simulator mode. This message
reappears after 2 minutes of inactivity. (If the unit does not detect a
transducer attached, it automatically enters Simulator mode.)
Shallow Water Alarm—The Shallow Water Alarm depth has been
reached.
Sonar Failed Unit Needs Repair—The unit has an internal
problem. Contact your dealer or Garmin Product Support to have the
unit serviced.
Timer Alarm—The Timer Alarm value has counted down to
00:00:00.
Transducer Disconnected Sonar Turned Off—The unit has
no transducer attached, has a bad cable/transducer, or has a
disconnected transducer cable. If the transducer cable is removed
while the unit is on, reconnect and cycle power.
Water Speed Sensor is not Working—The speed sensor is not
detected. Check the connections.
Water Temperature Alarm—The Water Temperature Alarm setting
has reached a value above, below, inside, or outside of the specified
value(s).
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ESSAGES AND
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LARMS
Fishfinder 250/250C Owner’s Manual 37