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Justin ThomasNov 24, 2025
Why are data readings on my Raymarine Marine Equipment problematic?
- JJames StewartNov 24, 2025
If you are experiencing problematic data readings on your Raymarine Marine Equipment, check the sonar presets, gain, and frequency settings, as they may be inappropriate for the present conditions. Verify the voltage from the power supply, as a low voltage can affect the transmitting power of the unit. Ensure that the power, transducer, and all other cables to the unit are properly connected and free from damage. Check that the transducer is mounted correctly and is clean. If you have a transom mount transducer, check that the transducer hasn't kicked-up due to hitting an object. Adjust the scroll speed. Note that fish arches are not displayed if the vessel is stationary; fish will appear as straight lines. Turbulence around the transducer due to high vessel speed may also be confusing the...





