Delorme pn-30 ユーザーガイド

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  top of the list. Select an object and then press ENTER  
  to view its details page. 
Info Fields
You can hide/show, change, and arrange the info fields at 
the bottom of the Map Page. The info fields change when 
you are navigating. To access the Info Fields options, go to 
MENU > Info Fields. For more information, see the 
Info 
Fields section beginning on page 9.
Measure Distance
Use the measurement tool to measure the distance of a 
line or the perimeter and area of a polygon on the map.
To measure distance
From the Map Page, go to MENU > Measure Distance.
Use the arrow keypad to move the cursor to the area  
 

  on the map where you want to place the first point of  
  the line or polygon and press ENTER to place the first  
  point. Repeat for each point. 
To undo a point, press 
 
QUIT.
To make a polygon, you must close the shape. Place  
 

  the last point on top of the first point, hover the cursor  
  over the start location and press ENTER to snap the  
  point and close the polygon.
While you are measuring distance, the pan location  
information that displays in the top right corner of the 
screen changes to display the heading from the  
last measurement node to your current GPS location,  
the leg distance, and the total distance from the last  
measurement node to the first measurement node.  
Once you close a polygon, it displays the area. 
Map Setup
Use the Map Setup page to customize the map. You can 
order data layers; show or hide maps and imagery; choose 
map orientation and scale; and determine how various 
information displays on the map. 
From the Map Page, go to MENU > Map Setup.
 
The Map Page