How to display depth indication on Furuno Marine GPS System?
If the depth indication is not appearing on your Furuno Marine GPS System: * In manual operation, adjust the gain and range to display the bottom echo (in reddish-brown). * Adjust the bottom level. * Verify that [DEPTH] in the [SELECT INPUT DEVICE] menu within the [INTERFACE] menu is set to [Fish Finder].
Why is there no picture on my Furuno Plotter screen, even though the power is on?
If your Furuno Plotter has power but no picture, press the POWER/BRILL key and rotate the RotoKeyTM clockwise to increase the brilliance.
What to do if the depth indication does not appear on Furuno Plotter?
If the depth indication isn't showing on your Furuno Plotter, try the following: for manual operation, adjust gain and range to display the bottom echo (in reddish-brown). Adjust the bottom level. Check if [DEPTH] in the [SELECT INPUT DEVICE] menu in the [INTERFACE] menu is set to [Fish Finder].
How to fix noise or interference on my Furuno Plotter display?
To address noise or interference on your Furuno Plotter display: Ensure the transducer cable is not near the engine. Check the ground connection. Determine if another fish finder nearby operates at the same frequency. Try adjusting the interference rejector.
What to do if my Furuno Plotter keys are not responding?
If your Furuno Plotter keys aren't responding, turn the power off and on. If the issue persists, the key may be damaged. Contact your dealer for further instructions.
How to fix Furuno Marine GPS System speed indication when it's not zero after stopping?
If your Furuno Marine GPS System continues to show a speed indication after the vessel has stopped, set [NAVIGATION SPEED] to [Low] in the [INTERNAL GPS SETUP] within the [SYSTEM] menu.
How to correct wrong bearing on Furuno Marine GPS System?
If the bearing is incorrect on your Furuno Marine GPS System, check the magnetic variation setting at [COMPASS SETUP] in the [SYSTEM] menu.
What to do if the fish finder display shows no picture on Furuno Marine GPS System?
If you've selected the fish finder display on your Furuno Marine GPS System but no picture is visible: * Check that the transducer cable is securely fastened. * Verify that the correct fish finder source is selected.
How to improve picture sensitivity on Furuno Plotter?
If the picture sensitivity is too low on your Furuno Plotter: Check the gain setting in manual operation. Inspect the transducer for marine life or air bubbles. Consider that the bottom might be too soft to return an acceptable echo.
Why do marks appear but no picture on my Furuno Plotter?
If marks and characters appear on your Furuno Plotter but there's no picture, check that the transducer cable is connected.
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