Tt System Messages - Furuno FAR-2228-BB Operator's Manual

3.18

TT System Messages

There are four main reasons the TT may trigger the audio and visual alerts:
• Collision alarm
• Acquisition zone alert
You can acknowledge visual alerts and silence the audio alerts with one of the follow-
ing methods:
• Press the ALARM ACK key on the control unit
• Click the [ALERT] box, at the bottom-right of the screen.
• Click the alert in the [ALERT LIST].
Alert message
TT DANGER OF
COLLISION
TT NEW
TARGET
TT TARGET
LOST
REF TARGET
LOST
TT TARGET
FULL (AUTO) or
(MAN)
TT TARGET 95%
(AUTO) or (MAN)
• Lost target alert
• Target capacity
Priority Meaning
Alarm A tracked target is on col-
lision course with your
vessel.
Warning Tracked target has en-
tered an acquisition zone.
The tracked target's sym-
bol is red and flashing.
Warning When the system detects
a loss of a tracked target,
the lost tracked target
symbol appears in red
and flashes. At the same
time, an audio alert is pro-
duced for one second.
The lost target mark dis-
appears from the screen
after the lost target alert is
acknowledged.
Warning When the system detects
a loss of a reference tar-
get, the target symbol
turns red and flashes. At
the same time, an audio
alert is produced for one
second. The reference
target mark disappears
from the screen after the
reference target alarm is
acknowledged.
Warning Appears when capacity
for automatically (manual-
ly) acquired targets is full.
Caution Appears when capacity
for automatically (manual-
ly) tracked targets is 95%
full.
3. TARGET TRACKING (TT)
Action required
Take evasive action or ter-
minate tracking of TT.
Confirm the tracked target,
then press the ALARM
ACK key.
Confirm the lost target, re-
acquire if necessary.
To continue using a refer-
enced target for speed in-
put, select another tracked
target.
To continue acquiring tar-
gets, cancel tracking for un-
necessary targets.
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