You need more info. some models are the same, so you can get a manuel for a more common model and use it for your model.
Sonar (SOund NAvigation and Ranging) is used to find objects. Sonar is used to find ships, submarines, mines, and other objects in the Navy. Sonar is used in Medicine to find unusual tumors, organs, and cells. Sonar is used in Geology to find minerals, oil, rock formationsn, and water .
Sonar
Scuba Divers use a Sonar to find treasure or a hidden ship.
You use Sonar
the Garmin Sonar Fishfinders have several features, some I found listed include: automatically adjusting sonar sensitivity, automatic and manual zoom, and a depth reader. I'm sure the features vary by model.
Sonar and smell
Sonar
Objects by sound. Mostly in water
To find out the ocean`s depth
They use sonar to find the enemy. Passively, they listen for the sounds of the other ships, which will give them a bearing to the target. Active sonar will ping the enemy and provide a range as well.
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sonar sonar sonar sonar SONAR