7-A-059: INMARSAT-C Power up, Self-test, Controls and Indicator Lamps
7-59I1:
Which of the following actions should be taken once the vessel is berthed and will not leave port again for several weeks?
The GMDSS Radio Operator must log out of the Inmarsat-C system.
The GMDSS Radio Operator must notify the NCS that the vessel will be off-line, and wait for the NCS to acknowledge with a confirmation number that must be logged.
The Inmarsat-C system can be powered down without taking additional steps once the GMDSS Radio Operator has ensured that all incoming SafetyNETTM messages have been received and stored.
The GMDSS Radio Operator must transmit an all-ships alert, to notify vessels within the satellite's footprint that the vessel will be off-line.
7-59I2:
What action should be taken on arrival at every port?
None of the above
An Inmarsat-C system must be powered down.
Send a message to the NCS advising arrival in port.
Both of the above
7-59I3:
With most Inmarsat-C systems what should the indicator lamps do when powering up?
All lamps should illuminate in a particular sequence, as per the operator’s manual.
The power on lamp should light and the others stay off until a message is received.
All lamps should light and stay on.
All lamps should light except the RED light.
7-59I4:
Upon power-up, what controls are adjusted on an Inmarsat-C terminal?
None of the above
The antenna Azimuth and Elevation controls.
The receiver gain is adjusted for maximum signal.
Both of the above
7-59I5:
On an Inmarsat-C system, soon after power up, what might a blinking lamp indicate?
All of the above
The system is not yet locked on to the NCS signal.
An EGC message is being received.
There is mail being received.
7-59I6:
On an Inmarsat-C system an alarm sounds:
When receiving Distress traffic.
When first powered on.
Both of the above
None of the above
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Color key:
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● = Unseen
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● = Weak
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● = Review
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● = Learned
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● = Incorrect answer
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