WIRELESS FISH FINDER

5. Nothing appears on the display even you cansee fish under the sensora) Oil, dirt and fuel might cause a film to form on thesensor and reduce its effectiveness. Cleaning thesurface of the transducer might help.b) Electrical noise nearby can interfere with the sonar,which will cause some weaker signals being eliminated.6. The display become so cluttered that you evencould not achieve a clear bottomSuch cluttered display maybe caused because:a) The water is too lowb) The water is too turbidc) There is so much debris in the water,7. The sonar unit cannot reach 300m. There is aabnormal display on the display, and when thebait boat is about 60~70m. Faraway, the sonarunit stops workinga) Please confirm the sensor is mounted at the properlocation on your bait boat. An improper mountinglocation will cause abnormal display.b) The radio performance is easily affected by cloudyor rainy day, which will cause the Remote Controldistance decreasing greatly.31