Simrad NSS evo2 - Page 94

A Depth offset, for example: - 0.3 m (- 1 ft)
Before setting the offset, measure the distance from the transducer to the lowest point of the
boat in the water. If, for example, the distance is 0.3 m (1 ft), it will be input as (minus) - 0.3 m
(-1 ft).
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