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MDC-2900 Series
Chapter 4 Troubleshooting and on-board repair
0092629012-07
4-3
32
Illegal data of loading.
Version No. of backup data does not agree.
33
Flash memory error.
Write-in of backup data into logic PCB has
failed.
49 Antenna
not
connected.
Connector of Antenna may not be connected
to Antenna, or Scanner unit may be faulty.
50
Antenna magnetron current abnormal.
Magnetron may be at the end of life or
transmission high voltage fuse blown.
51
Antenna magnetron heater abnormal.
Something is wrong with magnetron or
Scanner unit.
52
Antenna magnetron high voltage
abnormal
High voltage fuse for transmission is blown.
53
Interswitch not connected.
NAV ports between master and slave are not
connected.
54 Azimuth
abnormal.
BP signal from Scanner unit is not received.
May be fault in angle detecting sensor in
Scanner unit or poor connection at connector.
55
Head line signal abnormal.
SHF signal from Scanner unit is not received.
May be fault in SHF sensor in Scanner unit or
rotation of Antenna may be stopped.
56 Trigger
abnormal.
Trigger from Scanner unit is not received.
57 Radar
video
abnormal.
IF video from Scanner unit is not received.
59
Echo area alarm detected.
Images are detected in echo alarm area.
60
Tracked target exceeded the limit.
Number of tracked targets in TT(ARPA)
exceeded the maximum 60.
61
AIS target exceeded the limit.
Number of AIS targets exceeding the
maximum 255 has been input.
69
AIS interface not connected.
Something is wrong with AIS.
Secure the board.
70
AIS alarm signal.
Alarm for abnormality is input in AIS alarm
terminal of AIS port or the terminals are open.
71
AIS no OS COG/SOG data.
Own ship’s data that is necessary for AIS are
not inputed.
72
AIS no data.
There is no AIS data.
VDM is not input from AIS.
75
Received AIS message.
Message from AIS was received.
76
Change to reference Antenna.
The set CCRP went beyond radar screen.
Reference has moved to Antenna position.
77 No
WGS84
DATUM
Input geodetic system is not WGS84.