Context
This task allows you to check the noise conditions. To measure the noise level, observe the value presented on the B-Scan page in the Element BITE (Element Built In Test Equipment) dialog box.
NoteThis task must be done with the transducer cable disconnected from the Transceiver Unit.
Further requirements
If the noise level is higher than specified, you must check the reason(s) for this.
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Check the grounding of the Transceiver Unit. |
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Verify that other electric equipment and/or machinery on board, such as cooling systems, hydraulic pumps, electric motors
etc, do not influence on the noise reading. Switch off as much machinery as possible, especially electrical motors. |
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Check for interference from other hydroacoustic systems. |
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Check for environmental noise, such as other vessels in the vicinity or animal life. |