GPS / GNSS troubleshooting

Potential problems with the GPS / GNSS receiver and possible causes and solutions are described here.

TroubleshootingGNSS (GPS)

Possible causes

Possible solutions

Geographic location or prevailing conditions preventing satellite fix.

Check periodically to see if a fix is obtained in better conditions or another geographic location.

Display in poor location.

For example:

  • Below decks.

  • Close proximity to transmitting equipment such as VHF radio.

Ensure the display has an unobstructed view of the sky.

Figure 1. “No Fix” status icon is displayed, or, display keeps losing position fix

Note

A GPS / GNSS status screen is accessible from the display’s Homescreen. This provides satellite signal strength and other relevant information.