Alarms - Furuno FR-1500 MARK-3 Series User Manual

1.48 Alarms

The table below summarizes alarms which may occur at various warning conditions.
Warning Audible
HEADING 2 beeps
failure
Target alarm Beeps
(TAZ)
WATCH alarm Beeps
Own ship None
lat/lon
Cursor lat/lon
System failure None
Incorrect Double
keystroke beep tone
Log failure 2 beeps
EPFS failure Continuous
beep
TRUE VECTOR None
indication
UPDATE PLOT None
COLLISION Continuous
beep
Visual alarm
alarm
HDG label reads xxx.x° and the
message GYRO SIG MISSING
appears in red.
Display is automatically switched
to head-up mode within 1 min.
When the heading signal from
the gyrocompass restores
normal, the indication HDG SET
appears in red.
Target flashes.
WATCH 0:00
(Label WATCH TIM turns red
and time count freezes at 0:00).
xxx.x° In own ship position field
xxx.x° In cursor position field
Message AZIMUTH SIGNAL
MISSING appears. No radar
echoes.
None
LOG xx.x and LOG SIGNAL
MISSING appear, if a log signal
is absent for 30 sec while an os
speed has been > 5.0 kt.
EPFS in red (EPFS: electronic
position-finding system)
The indication also appears
when the GPS mode is
switched between GPS and
DGPS.
TRUE VECTOR (red) appears in
the second data cell when the
presentation mode is RM, goes
off in the North-up TM.
If you have failed to enter a
next EPA plot within 10 min,
this indication flashes. Plot
symbol of the target also
flashes.
COLLISION comes on when
EPA- or ATA-tracked target is
on collision course.
To quit alarm status
-1.44-
Match the on-screen HDG
readout with the actual compass
reading, if necessary. To stop
the audible alarm press the
AUDIO OFF key.
Press the MODE key to erase
HDG SET and correct the
heading readout.
Press [TARGET ALARM] key.
Press the [AUDIO OFF] key.
The label WATCH turns to
normal video and the timer is
reset.
Make sure that own ship
position data is fed from
external radionav equipment.
Correct keystroke creates a
single beep provided that KEY
BEEP ON is selected in initial
settings.
If the SDME has failed, use the
Manual Speed mode or other
appropriate sensor.
To silence the beep, press the
[AUDIO OFF] key.
Re-acquire the flashing target
within 5 min. Leave it if it is not
important.
Take evasive action or
terminate tracking of target.
Then, visual indication goes off.