Navico WM-2 Installation Manual
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Contents
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Troubleshooting | 23Symptom SuggestionAllows overlaysbut no data.Attempt to display weather data over-lay on your unit. If the unit can ‘see’ themodule (allows overlays) but does not yetdisplay data, wait 5 minutes and checkPrecipitation overlay (updated every 5minutes).Module not seen on the network. CheckConnectionsCheck Signal strength on Weather Optionsscreen. Observe if strength fluctuates, par-ticularly if clouds are overhead.The SIRIUS Marine Weather subscrip-tion may not be current. Check WeatherOptions: ensure that your ESN is specific tothe module you have installed, and that thesubscription is valid.Note: if you have returned the module forrepair, it will have a new SIRIUS ESN. Youmay need to call SIRIUS to update yoursubscription with this number.Module Data RetentionThe module’s can store the most recent data in volatilememory.This cached data is retained for up to 30 minutes when power isremoved from the module, such as refueling.If power to the module is restored within that time a unit canaccess this data and display it immediately rather than wait fora full transmission cycle to occur.The volatile memory utilizes an internal capacitor which mustbe charged prior to removing power to achieve the maximumduration. Charge time is usually about 10 minutes. |
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