Furuno CH-300 - Manual (Page 99)

5. MENU OPERATION
5-13
AUTO RETRACTION:
Turn on to automatically retract the transducer when ship’s speed
exceeds the speed set here. The ship’s speed range for automatic retraction is from 5 to 15
knots. The default setting is OFF (no automatic retraction). The transducer may be retracted
at a speed other than the intended one when ship’s speed data is erroneous.
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 scan mode, with a line or a dot. (See the illustration on page 2-2 and 3-2.)
DEFAULT SETTING:
Choose YES and press the MENU key to restore all default system
menu settings. Several beeps sound while default settings are being restored and then
normal operation is restored.
NO YES ARE YOU SURE? :
: CHANGE MENU: END
** FACTORY SETTING **
NOTE! ALL THE SYSTEM SETTING WILL BE CHANGED
TO FACTORY SETTING.
FACTORY SETTING dialog box