User's Manual

5.5 ALARM DISPLAY
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5.5 ALARM DISPLAY
Alarm messages for Target Tracking (TT) and AIS functions:
Error message Description
TT CPA/TCPA A dangerous target is detected in target tracking.
AIS CPA/TCPA A dangerous AIS target is detected.
TT(New Target) A new target being tracked was acquired in the automatic acquisition area.
AIS(New Target) A new AIS target was activated in the automatic acquisition area.
TT(Lost) A lost target is detected in target tracking.
AIS(Lost) A lost AIS target is detected.
REF TT(Lost) A reference TT target has been lost. (Accuracy decreased)
TT(MAX 95% Capacity)
The number of TT targets acquired has reached 95% of the maximum acquisition
count.
TT(MAX Target) The number of TT targets acquired has exceeded the maximum acquisition count.
AIS(ACT 95% Capacity)
The number of targets activated has reached 95% of the maximum activation
count.
AIS(ACT MAX) The number of targets activated has exceeded the maximum activation count.
AIS (MAX Target 95%)
The number of AIS targets displayed has reached 95% of the maximum display
count.
AIS (MAX Target) The number of AIS targets displayed has exceeded the maximum display count.
TT processing unit
(Communication data
error) *
Communication error with the TT processing unit
AIS (No communication)
No communication with AIS. The AIS transponder is not connected correctly or
the power is turned off.
AIS (Communication data
error)
AIS communication error. The data of communication with the AIS unit
contains an error.
AIS I/F (No
communication)
No communication with AIS IF. The AIS unit is not connected or is not
operating.
AIS I/F (No data
communication)
AIS I/F communication error. The data of communication with the AIS unit
contains an error.
AIS(Alarm ***)
Alarm information issued with the ALR sentence by the AIS
*** is a 3-digit number which is Local Alarm No in the ALR sentence.
AIS Alarm 001 Tx malfunction
AIS Alarm 002 Antenna VSWR exceeds limit
AIS Alarm 003 Rx channel 1 malfunction
AIS Alarm 004 Rx channel 2 malfunction
AIS Alarm 005 Rx channel 70 malfunction