Si-tex SAS-600, Installation And Operation Manual, Page: 67 / 78

Technical information
Page 64
The RED ‘Alarm’ icon is
illuminated or flashing
● The unit may not have a valid MMSI.
Check that the AIS transceiver is
correctly configured with a valid
MMSI.
● The VHF antenna may be faulty.
Please check the connection to the
VHF antenna and that the VHF
antenna is not damaged. The alarm
icon may illuminate briefly if the VHF
antenna characteristics are briefly
affected.
● No GPS position fix can be obtained.
Please check the AIS transceiver is
located where the internal GPS
antenna has a clear sky view or that
an external GPS antenna is properly
connected and installed. Review the
GPS signal strength graph in
‘Home’ >
‘System settings’ > ‘Advanced’ >
‘GNSS Source’
.
● The power supply is outside the
allowable range. Check that the power
supply is within the range 10.8VDC to
31.2VDC
● If none of the above correct the error
condition please contact your dealer
for advice.
● Check for error and alarm messages
in the
‘Alarms’ menu.