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Chapter 10    MAINTENANCE AND CHECK 
Alarm Code 
*Screen notation 
Alarm Name  Class  Description 
D007 GYRO(Time Out) 
Alarm 
For heading equipment=GYRO, cannot receive valid 
sentences (including checksum error) which had been 
received properly. 
D008 Log(Time Out) 
Alarm 
For speed equipment=log, cannot receive valid sentences 
(including checksum error) which had been received 
properly. 
D009 GYRO(Data) 
Alarm 
For heading equipment=GYRO, the GYRO error bit of 
NSK communication data is set. 
D010 Log(Data) 
Alarm 
For speed equipment=log, the LOG error bit of NSK 
communication data is set. 
D011 Heading(Time Out) 
Alarm 
For heading equipment=compass, cannot receive valid 
NMEA bearing sentences (including checksum error) 
which had been received properly. 
D012 Heading(Data) 
Alarm 
For heading equipment=compass, cannot receive valid 
NMEA bearing data which had been received properly. 
D013 2AXG(Time Out) 
Alarm 
For speed equipment =2-axis log, cannot receive valid 
VBW sentences(including checksum error) which had 
been received properly. 
D014 2AXG(Data) 
Alarm 
For speed equipment=2-axis log, cannot receive valid 
VBW ground data which had been received properly. 
D015 GPS(Time Out) 
Alarm 
Cannot receive valid GPS sentences(including checksum 
error) which had been received properly. 
D016 GPS(Position) 
Alarm 
Cannot receive valid position data which had been 
received properly. 
D017 GPS(Datum) 
Alarm 
Cannot receive valid geodetic data which had been 
received properly. 
D018 GPS(Speed) 
Alarm 
For Speed equipment=GPS, cannot receive valid speed 
data which bad been received properly. 
D019 GPS(Status) 
Alarm 
Received GPS fixing status error (invalid) data 
D020 Depth(Time Out) 
Alarm 
Cannot receive valid depth sentences (including 
checksum error) which had been received properly. 
D021 Depth(Data) 
Alarm 
Cannot receive valid depth data which had been received 
properly. 
D022 TEMP(Time Out) 
Alarm 
Cannot receive valid water temperature sentences which 
had been received properly. 
D023 TEMP(Data) 
Alarm 
Cannot receive valid water temperature data which had 
been received properly. 
D024 Wind(Time Out) 
Alarm 
Cannot receive valid wind direction/wind velocity 
sentences (including checksum error) which had been 
received properly. 
D025 Wind True(Data) 
Alarm 
Cannot receive valid wind direction/wind velocity (true) 
data had been received properly. 
D026 Wind Relative(Data) 
Alarm 
Cannot receive valid wind direction/wind velocity (relative) 
data had been received properly.   
D027 Turn(Time Out) 
Alarm 
Cannot receive valid turning ratio sentences (including 
checksum error) which had been received properly. 
D028 Turn(Data) 
Alarm 
Cannot receive valid turning ratio data which had been 
received properly. 
D029 Rudder(Time Out) 
Alarm 
Cannot receive valid steering direction sentences 
(including checksum error) which had been received 
properly. 
D030 Rudder(Data) 
Alarm 
Cannot receive valid steering direction data which had 
been received properly