Simrad AP28 - Page 78

78 | Setup at installation
The symbol in front of the depth reading will change to
indicate that the depth is measured from:
the keel or
the water
line
Range Step Default value Units
-10 - +10 0 – ±5: 0.1
5 – 10: 0.5
0.0 m, ft
Press the MENU key to confirm the offset setting.