Ford 2004 Expedition Owner's Manual page 68

Entertainment Systems
Limited GPS reception
System performance may be adversely affected if GPS reception is
interrupted or interference occurs over a distance of several miles. The
following are possible causes for GPS reception being interrupted. If the
vehicle is:
• in multi-story parking garages
• in tunnels and under bridges
• in between high buildings
• by forests or tree-lined avenues
• in heavy rain showers and thunderstorms
• in valleys and in mountainous regions
The GPS signal strength may vary. The directional heading indicator at
the bottom of the screen might change color to indicate this signal
strength. The colors are as follows:
• Green — A clear GPS signal is being received.
• Yellow — The GPS signal is partially blocked.
• Red — The GPS signal is unavailable and may be temporarily blocked.
To enter navigation mode
Press NAV to access the navigation
system menu.
N A V
Use the cursor control, or the
corresponding soft key to confirm
your selection.
If you select the wrong item, press
the BACK control to return to the
previous screen. Or, press NAV to
return to the main Destination
Entry menu and start again.
68
2004 Expedition (exd)
Owners Guide (post-2002-fmt)
USA English (fus)