How to fix Furuno Marine GPS System when it will not turn on?
If your Furuno Marine GPS System won't power on, try the following: * Check for a blown fuse. * Ensure the power connector is securely fastened. * Inspect the power cable connector for corrosion. * Look for any damage to the power cable. * Verify the battery voltage is within the range of 10.8 to 31.2 V.
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.
Why is my Furuno Plotter position not fixed after 90 seconds?
If your Furuno Plotter position isn't fixed within 90 seconds: Check that the antenna connector is tightly fastened. Check the number of satellites received on the GPS Status Display. Verify if [POSITION&SOG/COG] in the [SELECT INPUT DEVICE] menu in the [INTERFACE] menu is set to [Internal GPS]. Execute [RESTART GPS] in the [INTERNAL GPS SETUP] menu in the [SYSTEM] menu.
How to display boat track on Furuno Marine GPS System?
If the track of your boat is not being plotted on your Furuno Marine GPS System, ensure that the track display is enabled. Use the [Track] soft control to turn the track feature on.
What to do if no picture appears on Furuno Marine GPS System, but the power is on?
If your Furuno Marine GPS System is powered on but the screen is blank, press the POWER/BRILL key and rotate the RotoKey clockwise to increase the screen brightness.
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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