Icom ID-4100A

5
GPS OPERATION
5-9
D Changing the GPS memory or alarm
You can change the GPS memory or GPS alarm in
the GPS POSITION screen.
1.
Push [QUICK].
2. Rotate [DIAL] to select “GPS Position,” then push
[ï].
• Displays the GPS POSITION screen.
3. Rotate [DIAL] to display the MEM screen or ALM
screen.
4.
Push [QUICK].
5. When the MEM screen is displayed in step 3,
select “GPS Memory Select,” or when the ALM
screen is displayed in step 3, select “Alarm
Select.”
MEM screen
ALM screen
6. Select the GPS memory or GPS alarm to display
on the GPS POSITION screen.
L See “Adding or editing GPS memory” or “Setting the
GPS alarm” for details. (pp. 5-27, 5-32)
Checking your location (Continued)
D About the Grid Locator
Grid Locator (GL) is a location 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 nd the area of a radio station.
00
09
08
07
06
05
04
03
02
01
19
18
17
16
15
14
13
12
11
29
28
27
26
25
24
23
22
21
10
20
01 11 21
22
12
02
23
13
03
24
14
04
90
99
98
97
96
95
94
93
92
91
91
92
93
94
80
89
88
87
86
85
84
83
82
81
81
82
83
84
70
79
78
77
76
75
74
73
72
71
71
72
73
74
60
69
68
67
66
65
64
63
62
61
61
62
63
64
50
59
58
57
56
55
54
53
52
51
51
52
53
54
40
49
48
47
46
45
44
43
42
41
41
42
43
44
• The grid locator map of Japan
140°
40°
PN
PM
QN
QM
Square
Subsquare
Field
PM74SO
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