NT–2000 REF Manual
Basic Operating Procedure
3-4
3. Basic
Operating
Procedure
–
4/7
3 . 7 .
St o p p i n g A u d i b l e a n d Vi s u a l A l a r m
Your equipment will warn you audibly and visually against reception of a vital NAVTEX
message (type–D message), such as SAR information, piracy, or armed robbery warning.
An example type–D alarm message is given below, showing the visual alarm called the
alarm tag attached to the message ID. The ID and text are also displayed in red to
indicate that the message below is a type–D alarm message, distinguished from other
alarm message (type–A: navigational, type–B: weather, or type–L: other alarm).
Figure 3-8 Visual Alarm Indication for Type–D Message – Example
To silence the audible alarm, simply
press
. The visual alarm
indication (
i
A L A R M !
i
i
, alarm tag)
will also be removed.
If additional alarm messages are left
unread in memory, that condition
will be indicated as in the example
above. Pressing
again will
recall the next unread alarm
message onto the screen.
Figure 3-9 Visual Alarm Indication for Type–A
Message – Example
The equipment can also be
set to alert you to a
navigational warning
(
type–A message
), a weather
warning (
type–B message
)
or
other warning (t
ype–L
message
) via the menu
system described in
paragraph 4.13.
(
continued on next page
)
Silencing the audible alarm constitutes
your acknowledgement of the current
alarm message
.
<
CAUTION
>
Visual alarm indication ( alarm tag)
This can be turned off with
.
JD36
II
A L A R M !
i i
210500 UTC JUN 05
SEARCH
AND RESCUE OPERATION
UNDERWAY FOR
A PASSENGER WHO WENT OVERBOARD
・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
NNNN
STORED (CER=00%)
MORE UNREAD ALARM MSG LEFT !
This message indicates more
alarm messages are left
unread in memory
Message ID and text are
shown in red also as visual
alarm.
K A 8 8
II
A L A R M !
I I
270520 UTC JUN 05
BOMBING EXERCISE WILL BE CONDUCTED DAILY IN
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
Message ID alone is shown in red.