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GPSMAP 78 Series Owner’s Manual 13
Using the Main Pages
Measuring Distance
You can move the cursor around the
map to measure distance from the
current location.
1. From the map, press .
2. Select .
The device automatically begins
measuring from your current
location.
3. Move the cursor to a point you
want to measure to.
The distance appears at the top of
the page.
4. Press to stop measuring.
Map Setup Options
From the map, press , and
select .
• —allows you to
select how the map is displayed
(page 12).
• —allows you to
select when to show guidance text
on the map.
•
◦ —automatically
selects the appropriate zoom
level for optimal use on your
map. When is selected, you
must zoom in or out manually.
◦ —map items
draw or appear at or below the
selected zoom level.
◦ —allows you to select
the text size for map items.
◦ —allows you to select the
amount of map data displayed
on the device.
: Higher detail settings
may cause the map to redraw
slowly.
• —shows detail relief
on the map (if available) or turns
off shading.