D About The Grid Locator; D Displaying The Grid Locator; D About The Course; D Changing The Gps Memory Or Alarm - Icom ID-31A PLUS Advanced Manual

5
GPS OPERATION
Checking your position

D About the Grid Locator

Grid Locator (GL) is a position compressed into a 6
character code, calculated by the longitude and the
latitude.
The locator is simply calculated by dividing the earth
surface into squares.
It is used to find the area of a transceiver station.
The grid locator map of Japan
PN
PM

D Displaying the Grid Locator

You can exchange the Altitude display or the Distance
display with the Grid Locator display, depending on
the displayed GPS POSITION screen.
1� While selecting the MY screen (1st), MEM screen,
or ALM screen, push [QUICK].
2� Select "Grid Locator Display."
• On the MY screen, the GL is displayed instead of the
altitude.
• On the MEM screen or ALM screen, the GL is
displayed instead of the distance.
L While displaying the GL, pushing [QUICK] and
selecting "Altitude Display" or "Distance Display," to
return to the previous display.
Field
PM74SO
Square Subsquare
140°
04 14 24
QN
03 13 23
02 12 22
01 11 21
40°
20
00 10
09
08
07
06 QM
05
04
03
02
01

D About the Course

The course displayed on the GPS POSITION screens
are indicated in degrees.
315°
270°
225°

D Changing the GPS Memory or Alarm

You can change the GPS Memory or GPS Alarm in
the GPS POSITION screen.
1� While selecting the MEM screen or ALM screen,
push [QUICK].
2� Select "GPS Memory Select," or select "Alarm
Select."
MEM screen
▼
ALM screen
▼
3� Select the GPS Memory or GPS Alarm to display
on the GPS POSITION screen.
L Adding or editing a GPS Memory: p. 5-20
L Setting the GPS Alarm: pp. 5-26, 5-27
5-8
0°
N
45°
E
W 90°
135°
S
180°