New Transducers 250C Manuale Utente

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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