Furuno CH-500 Operator's Manual page 57

The preset distance, in order of [TVG Distance] setting, is as shown in the table
below.
Unit of measurement
Meters (m)
Feet (ft)
Fathoms (fm)
Hiro (HR)
Passi/braza (pb)
Unit of measurement
Meters (m)
Feet (ft)
Fathoms (fm)
Hiro (HR)
Passi/braza (pb)
8. Press the MENU key to close the menu and apply the changes.
TVG Distance setting
0 0.5 1.0 1.5
3 8 20 40
10 30 70 130
2 5 10 20
2 5 10 20
2 5 10 20
TVG Distance setting
5.5 6.0 6.5 7.0
360 400 450 500
1160 1300 1470 1640 1840 2070 2320 2600 2920 3280
200 220 250 280
230 260 300 330
210 240 270 300
2. HORIZONTAL MODE
2.0 2.5 3.0 3.5 4.0
60 100 130 160 200
210 330 410 520 660
40 60 80 100 110
40 60 80 100 130
40 60 80 100 120
7.5 8.0 8.5 9.0 9.5
560 630 710 790 890 1000
300 340 390 430 490
370 420 470 520 590
340 380 430 480 540
4.5 5.0
250 320
820 1040
140 170
170 210
150 180
10.0
550
660
600
2-19