6-4
JHS-183 Alarm Table
Failure alarm (ALR sentence output)
Alarm No. Indication Alarm Occurrence Conditions
003 Rx channel 1 malfunction The RX CH A synthesizer is unlocked.
004 Rx channel 2 malfunction The RX CH B synthesizer is unlocked.
005 Rx channel 70 malfunction The RX CH70 synthesizer is unlocked.
008 MKD connection lost Communication between the transponder and
controller is failed. (Transponder generates the
alarm.) AIS Transponder setting is initialized.
064 mkd connection lost Communication between the transponder and
controller is failed. (Controller generates the
alarm.)
010 Nav Status incorrect There is a difference between the setting of Nav
status and actual Nav status.
-Nav status is set from “at anchor”, “moored”
and “aground”, and “SOG” is over 3kn.
-Nav status is set "UNDER WAY SAILING" or
“UNDER WAY USING ENGINE”, and SOG is
under 1kn.
014 Active AIS SART AIS SART SIGNAL is received.
025 external EPFS lost Any one of the following commands has not been
entered from the external sensor or data is invalid.
GNS, GLL, GGA, RMC
026 no sensor position in use The internal GPS is invalid and the following
commands has not been entered from the
external sensor or data is invalid.
GNS, GLL, GGA, RMC
029 no valid SOG information The internal GPS is invalid and the following
commands has not been entered from the
external sensor or data is invalid.
VBW, VTG, OSD, RMC
030 no valid COG information The internal GPS is invalid and the following
commands has not been entered from the
external sensor or data is invalid.
RMC, VTG, OSD
032 Heading lost/invalid Any of the following commands has not been
entered from the external sensor or data is invalid.
HDT, OSD, THS
035 no valid ROT information Any of the following commands has not been
entered from the external sensor or data is invalid.
HDT, OSD, THS, ROT
056 Tx power too low Tx power level is too low.
058 Tx stop interrupt Transmission was stopped forcibly.
059 Tx power too high Tx power level is too high.
061 Not Tx No transmission
062 Program flash memory error The flash memory for programs is abnormal.
063 Data flash memory error The flash memory data is abnormal.
006
052
general failure
Tx power supply error
The voltage became abnormal during
transmission because of PA failure.
006
053
general failure
Power supply error
The voltage became abnormal during reception
because of PA failure.
001
054
Tx malfunction
Pa current error
The PA collector current became abnormal during
transmission.
001
055
Tx malfunction
Pa temp error
The PA temperature became abnormal during
transmission.
002
051
Antenna VSWR exceeds
limit
Computed result of VSWR is 3 or greater but no
greater than 4 during rated transmission output or
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