Stopwatch ...................................
Profiles........................................
Measure ...................................
4
41
42
42
42
...45
45
45
45
46
47
47
48
Support ....................................
48
49
50
50
50
51
51
52
53
Astro 320 and DC40 Owner's Manual
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53
54
55
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56
56
57
58
60
65
65
65
67
69
73