Panasonic 3.0 - Manual (Page 18)

EchoMap v3.0
18
The terrain alert overlay shows only terrain that is within 1500
feet of your current GPS altitude. The terrain alert overlay is
color- coded so that areas within 500 feet of your altitude
display red, 500-1000 feet are in yellow and 1000 feet-1500
feet green. Anything in excess of 1500 feet clearance is not
displayed.
3.7 Display The Terrain Alert Overlay
Press the
Nav
button,
select Terrain . In
the Terrain menu
select Map: ON and
Mode: Alert . Next
press Enter to
remove the menu.
You can toggle this
function on and off
your moving map
display by pressing Nav Enter Enter.
3.8 Display The Terrain Contour and Alert Overlay