Resetting The Sonar Module - Raymarine RV-300 Series Installation Instructions Manual

Possible causes Possible solutions
Transducer location • Check that the transducer has been installed in
accordance with the instructions provided with
the transducer.
• If a transom mount transducer is mounted too
high on the transom it may be lifting out of the
water, check that the transducer face is fully
submerged when planing and turning.
Transducer If the transducer has a kick-up mechanism, check
kicked-up
that it has not kicked up due to hitting an object.
Damaged or fouled Check transducer condition, ensuring it is not
transducer damaged and is free from debris/fouling. If
necessary, clean or replace your transducer.
After cleaning or replacement coat the transducer
using a water-based anti-fouling paint.
Damaged transducer Check that the transducer cable and connection
cable is free from damage and that the connections are
secure and free from corrosion.
Turbulence around Slow vessel speed and recheck.
the transducer at
higher speeds may
affect transducer
performance
Interference from 1. Turn off the transducer causing the interference.
another transducer
2. Reposition the transducers so they are farther
apart.
Unit power supply Check the voltage from the power supply, if this is
fault too low it can affect the transmitting power of the
unit.

Resetting the sonar module

You can use the reset function on a compatible Raymarine multifunction
display to restore the sonar module to its factory default settings.
In the fishfinder application:
1. Select [Menu].
System checks and troubleshooting
2. Select [Set-up].
3. Select [Sounder Set-up].
4. Select [Sonar Reset].
5. Select [Yes] to confirm or [No] to abort the operation, as appropriate.
The unit will now be reset to factory default settings.
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