JRC JMA-5212-4/6 - Page 437

9.1 FAULT FINDING
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Table 9-3 List of Target Tracking Alarms and AIS Function Alarms
Message Description
TT(CPA/TCPA) TT Dangerous target
AIS(CPA/TCPA) AIS Dangerous target
Radar Alarm(In) Radar alarm (approaching)
Radar Alarm(Out) Radar alarm (leaving)
TT(New Target㧕
TT Automatic new target acquisition in the automatic acquisition area
AIS(New Target㧕
AIS Automatic new target acquisition in the automatic acquisition area
TT(Lost) TT Target has been lost (The target being tracked can no longer be tracked.)
AIS(Lost) AIS Target has been lost (AIS target data cannot be received for a certain time.)
REF TT(Lost) The reference target accuracy has decreased. (Reference TT target has been lost.)
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 AIS targets activated has reached 95% of the maximum activation
count.
AIS(ACT MAX) The number of AIS targets activated has exceeded the maximum activation count.
AIS 95% Capacity
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(Data㧖)
Communication error with the TT processing unit
AIS(Time Out)
No communication with AIS. The AIS transponder is not connected correctly or the
power is turned off.
AIS(Data)
AIS communication error. The data of communication with the AIS unit contains an
error.
AIS PROC(Time Out) No communication with AIS IF. The AIS unit is not connected or is not operating.
AIS PROC(Data) AIS I/F communication error. The data of communication with the AIS unit
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.
Table 9-4 List of Operational Error Messages and Warnings
Message Description
Radar Alarm(In) Radar alarm (approaching)
Radar Alarm(Out) Radar alarm (leaving)
WPT(Arrival) Destination Arrival
WPT(Break Off) Destination Leaving
Route(Approach) Route Approaching
Route(Break Off) Route Leaving