Garmin StreetPilot 2820 - Manual (Page 23)

StreetPilot 2820 Owner’s Manual 
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GPS Info Page
From the map or Menu page, touch the signal strength bars in the
upper-left corner of the screen to view the GPS Info page. Or, from
the Menu page, touch Tools > GPS Info .
Sky view
Satellite signal
strength bars
The sky view shows the satellites you are receiving. The satellite
signal strength bars indicate the strength of each satellite signal.
A solid bar indicates your StreetPilot 2820 has a strong fix on that
GPS satellite, and the GPS satellite is ready for use.
For more information about GPS, see
www.garmin.com
/aboutGPS/ .
See page 38 for information about the GPS Settings .