Kongsberg Simrad SN90 Reference Manual page 552

Purse seine and trawling sonar

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Simrad SN90 Reference Manual

page presents all the elements that are used in the transducer. The

presentation attempts to organize the elements in the same manner as in the physical

The transceiver boards are shown as "buttons". Select a transceiver board to highlight

the elements that are physically connected to the board.

A graphic presentation of the

transceiver boards is provided.

The visual presentation reflects

the physical location of the boards

in the Transceiver Unit.

To select a transceiver board, click

the "button". The corresponding

transducer elements are identified.

Each button provides a small

colour coded indicator.

• No indicator: Status is OK. No actions are necessary.

• Yellow: This is a warning. A closer investigation is recommended.

• Red: This is an alarm. A closer investigation is required.

• Blue: A device monitored by the diagnostic system is disabled.

• Grey: No information is available.

Transducer Elements

Each of the individual elements in the transducer is shown in a grid. The

presentation attempts to organize the elements in the same manner as in the

physical transducer.

Individual transducer elements may be disabled or enabled. To do this, right-click

on the corresponding rectangle, and use the short-cut menu. A disabled element is

shown with a blue rectangle.

Disabling a single transducer element can be useful for a number of reasons.

• An element is weak or simply unserviceable.

• An element is creating a lot of noise.

dialog box from the

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