Si-tex SAS-900, Installation And Operation Manual, Page: 48 / 104

Operation
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4.6.1 Menu title
Refers to the current menu displayed from Figure 20.
4.6.2 Time
Time derived from GNSS satellites or AIS Base Stations.
4.6.3 Time offset
Offset from UTC, set on the ‘Time’ menu.
4.6.4 Speed / Course
Vessel speed and course as taken from GNSS satellite data.
4.6.5 Position
Vessel position taken from GNSS source.
4.6.6 Icons
RX - Illuminates to show receiving an AIS message.
TX - Illuminates to show transmission of an AIS message.
Filtering - Illuminated to show that target filter settings apply.
Blue sign - Inland only. Display of Blue Sign status.
Navigation status - Vessel navigation status.
Alarms - Displays an alarm icon to show the presence of acknowledged
or unacknowledged AIS alarms.
Messages - Displays an envelope icon with a number to show the pres-
ence of AIS messages received See menu ‘Messages’ .
Status indicators - Displays the AIS transceiver status as shown in Table
5.