3. MAINTENANCE, TROUBLESHOOTING
3-7
3.5
Alerts
The buzzer sounds for equipment errors and is accompanied by a flashing indication
at the bottom of the screen. Press the
ENT/ACK
key to silence the buzzer and ac-
knowledge the alert.
If there are multiple alerts, each alert must be acknowledged individually.
The indication at the bottom of the screen remains until the alert cause is removed or
rectified.
To see which alert(s) has been violated, display the [ALERT] log as shown in the pro-
cedure below.
1. Press the
DISP
key to show the [ALERT] log.
2. Use
S
or
T
to select an alert. Each alert is displayed with the date and time at
which it was generated. Where there is no date/time data available, the date/time
indication appears as “- -/- - - - -:- -”.
Select an alert to display the alert ID and brief description in the box at the bottom
of the screen, as shown in the example above.
3. Press
W
or
X
to change the displayed tab.
The [LIST] tab shows active alerts only, in order from newest to oldest.
The [LOG] tab shows the latest 20 alerts which have been acknowledged and rec-
tified.
Each active alert entry is accompanied by an alert icon, indicating the state of the alert.
The alert icons displayed on the FA-170 are listed in the table below with a brief de-
scription.
See "ALERTS, IDS, MEANINGS AND MEASURES" on page AP-7 for a full list of
alerts, alert IDs, their meanings and possible countermeasures.
Alert icon
Alert code
Alert message
Number of unacknowlegdge alerts
ALERT
: CURSOR
: TAB
: NEXT
DISP
30/ JAN 17:20
TX MALFUNCTION
29/ JAN 17:50
ANTENNA VSWR EXCEEDS ..
28/ JAN 08:20
RX CHANNEL 1 MALFUNCTION
27/ JAN 12:35
RX CHANNEL 2 MALFUNCTION
26/ JAN 03:45
UTC SYNC INVALID
25/ JAN 09:36
ACTIVE AIS-SART
ID:001 : TX
MALFUNCTION
TIME [UTC] ALERT
01 /06
LIST : 6
LOG : 20
Alert icons
Selected alert’s
alert ID and
description.
Warning
Icon
Priority
Meaning
Active-unacknowledged
notification, icon is flashing.*
Warning
Active-silenced notification,
icon is flashing.*
*: Flashing at 0.5 second intervals.
Warning
Rectified-unacknowledged
notification, icon is flashing.*
Warning
Active-responsibility transferred
notification, icon is lit steadily.
Warning
Active-acknowledged
notification, icon is lit steadily.
Caution
Active, icon is lit steadily.
Icon
Priority
Meaning