WIRELESS FISH FINDER

TROUBLESHOOTING (cont...)2. Nothing is displayed after the fish finder ispoweredBe sure the battery’s positive and negative poles arecorrectly oriented in the holder. Also, check if the batteryhas enough capacity.3. When using the device in shallow water areas,the screen does not display things normally anddepths are not indicated with consistencyWff1 has a depth capability from 0.6 to 30m, howeverdue to the sonar character; the sensor cannot achievethe best performance in shallow water. Generallyspeaking, please use wff1 in water area not shallowthan 1.0m.4. The picture displayed on the screen vibratesThe picture vibrates because the sea bottom depthbeing scanned is changing. Since the depth range usedby the current test signal and by the previous test signaldiffers, plus the varying height of water bottom, picturesdisplayed on the screen will occupy different heights,causing the vibrating phenomenon.30