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Michael MorrisSep 4, 2025
How to display range rings on Furuno 1823C?
- AandreabookerSep 4, 2025
To display range rings on your Furuno Marine Radar, hit the RADAR DISPLY and RINGS soft keys.
How to display range rings on Furuno 1823C?
To display range rings on your Furuno Marine Radar, hit the RADAR DISPLY and RINGS soft keys.
How to fix Furuno Marine Radar when you cannot turn on the power?
If your Furuno Marine Radar isn't powering on, check the following: ensure the fuse isn't blown, the power connector is firmly fastened, there's no corrosion on the power cable connector, the power cable isn't damaged, and the battery provides proper voltage output (10.8 to 31.2 V).
Why is sensitivity poor after tuning is adjusted on Furuno 1823C Marine Radar?
If the sensitivity is poor after tuning is adjusted on your Furuno Marine Radar, the magnetron may need to be replaced. Contact your dealer.
What to do if marks, legends appear but no echo appears on Furuno Marine Radar?
If marks and legends appear on your Furuno Marine Radar but no echo is present, check the Tx fuse in the power cable and replace it if it's blown.
What to do if there is no response when a key is pressed on Furuno 1823C Marine Radar?
If there is no response when a key is pressed on your Furuno Marine Radar, turn the power off and on. If the problem persists, the key may be faulty and require service.
What to do if noise or interference shows on the Furuno Marine Radar display?
If you're seeing noise or interference on the Furuno Marine Radar display, ensure the transducer cable isn't near the ship’s engine, check the ground connection, and consider that other video sounders of the same frequency may be operating nearby.
Why is position wrong on Furuno 1823C Marine Radar?
If the position is wrong on your Furuno Marine Radar, check that the correct geodetic chart system is selected in the GPS SENSOR SETTINGS menu. You can also enter position offset in the GPS SENSOR SETTINGS menu.
Why position is not fixed within three minutes on Furuno Marine Radar?
If the position is not fixed within three minutes on your Furuno Marine Radar, check that the antenna connector is firmly fastened. Also, check the number of satellites received on the GPS status display; there should be three or more.
What to do if the radar picture does not change when the range is changed on Furuno 1823C Marine Radar?
If the radar picture on your Furuno Marine Radar doesn't change when the range is adjusted, try hitting the [+] and [-] keys again. If that doesn't work, turn the display unit off and on again.
What to do if the picture is not updated or freezes on Furuno Marine Radar?
If the picture on your Furuno Marine Radar is not updating or it freezes, check the antenna cable. If the unit freezes up, try turning the display unit off and on again.
General| Type | Marine Radar |
|---|---|
| Display Size | 10.4 inches |
| Resolution | 800 x 600 pixels |
| Power Output | 4 kW |
| Antenna Type | Open Array |
| Rotation Speed | 24 RPM |
| Frequency | 9410 MHz (X-band) |
| Display | LCD |
| Power Supply | 12/24 VDC |
| Range Scales | 0.125, 0.25, 0.5, 12, 24, 48 nautical miles |
