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5-13
SPEED ALARM MESSAGE: Turn on (default setting) to display speed alarm message and
sound the audio alarm when ship’s speed exceeds allowable speed for a given transducer
operation. The audio alarm can be silenced with the [R/B] key.
[↓] pressed to lower transducer
Speed above 15 kts
Message 1 appears. Reduce speed below 15 kts to restore
normal operation.
Transducer being lowered
Speed over 15 kts Message 1 appears and lowering continues.
Transducer lowered
Speed above 20 kts
Message 2 appears accompanied with the aural alarm. Reduce
the speed below 20 kts to restore normal operation.
[↑] pressed to raise transducer
Speed above 15 kts
Message 1 appears accompanied with the aural alarm.
Transducer is not raised. Reduce the speed below 15 kts to
erase the message and restore normal operation. Then, press [
↑]
again to raise the transducer.
Transducer being raised
Speed above 15 kts
Message 1 appears and raising continues. Reduce the speed
below 15 kts to erase the message and restore normal operation.
SHIPS SPEED
EXCEEDS 15 kt.
(SLOW DOWN UNDER 15 kt WHEN
MOVING TRANSDUCER UNIT.)
PRESS R/B KEY TO SILENCE ALARM.
TRANSDUCER REMAINS
LOWERED.
(REDUCE SHIP'S SPEED AND PRESS
↑
TO RETRACT IT.)
PRESS R/B KEY TO SILENCE ALARM.
Message 1
Message 2
SWEEP INDICATOR: Shows train position in the horizontal mode and tilt angle in the vertical
fan mode, with a line or a dot. (See the illustration on page 2-2 and 3-2.)
SOUNDOME SER. NO.: Set according to serial no. of soundome. Note that the setting is not
cleared when default settings are restored.