Furuno CH-270 Operator's Manual page 96

5. MENU OPERATION
SPEED ALARM MESSAGE: Choose the speed at which the speed alarm message is
displayed and the aural alarm released when the speed goes higher than that set here.
The audio alarm can be silenced with the [R/B] key.
[ ] pressed to lower transducer
Speed above 15 kts
Transducer being lowered
Speed over 15 kts
Transducer lowered
Speed above 20 kts or 15 knots
depending on this menu setting
[ ] pressed to raise transducer
Speed above 15 kts
Transducer being raised
Speed above 15 kts
SHIPS SPEED
EXCEEDS 15 kt.
(SLOW DOWN UNDER 15 kt WHEN
MOVING TRANSDUCER UNIT.)
PRESS R/B KEY TO SILENCE ALARM.
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 then 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.
ARE YOU SURE?
NOTE! ALL THE SYSTEM SETTING WILL BE CHANGED
: CHANGE
5-12
Message 1 appears. Reduce speed below 15 kts to
restore normal operation.
Message 1 appears and lowering continues.
Message 2 appears, accompanied by the audio alarm.
Reduce the speed below 20 kts (or 15 kts) to restore
normal operation.
Message 1 appears, accompanied by the audio alarm. The
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.
Message 1 appears and raising continues. Reduce the
speed below 15 kts to erase the message.
Message 1
** FACTORY SETTING **
: NO
TO FACTORY SETTING.
MENU: END
FACTORY SETTING display
TRANSDUCER REMAINS
LOWERED.
(REDUCE SHIP'S SPEED AND PRESS
KEY TO RETRACT IT.)
PRESS R/B KEY TO SILENCE ALARM.
Message 2
YES