OPERATION
NautoPilot 5000 Series
138
4002.DOC010102
Edition: September 2014
Alarms and warnings are displayed alphanumerical in the red or yellowish orange top
bar of the display (see Figure 61). This bar flashes and until the ”ACK” button is pressed
(acknowledgement).
Alarms, warnings or cautions are displayed together with an alert icon (see section 6.1).
When an alert occurs for the first time, it is displayed with the long text.
After acknowledgement the first line of the short message is displayed.
After the cause for a message is eliminated the message is no longer displayed.
Additional information about the cause of an alert (example: “Track Control Interrupted”
-- “No Position”) at the top bar of the display toggles between both text lines.
Table 33
Alarms/messages alerts
Colour
Meaning -- visual
Acoustic signals
Red
(Alarm)
flashing
Alarms
(faults and/or
dangerous situations)
Three short signals (pulses),
every 7 seconds. Continues
until acknowledgement.
yellowish
orange
(Warning)
flashing
Warnings
Two short signals (pulses) af-
ter the event without repetition.
yellow
(Caution)
Status messages
Information
There is no acoustic signal for
status and global messages.
(see also “Table of alert icons”, section 6.1)
In addition to the acoustic signal the (red) ”ACK” LED flashes.
The acoustic signal has both a low volume signal and a loud signal (from two different
signal horns).
Please note:
It is also possible to acknowledge alerts at an inactive
NautoPilot Operator Unit.
