Chapter 6 Maintenance and Inspection
110
Code Title Description Actions to take
443 Sensor LAN fail Unable to record sensor
via LAN.
Reboot the RCU and check it works
normally. If there is still a problem,
please contact our head office, or a
nearby branch or local office to
request servicing.
461 Gyro I/F not set Heading is incorrect. Set
initial value.
Set the initial heading angle.
501 Lost S-BAND Unable to record. Check
S-BAND and cable.
1) Check the cable.
2) Check the S-band radar.
502 Lost X-BAND Unable to record. Check
X-BAND and cable.
1) Check the cable.
2) Check the X-band radar.
503 Lost ECDIS Unable to record. Check
ECDIS and cable.
1) Check the cable.
2) Check the ECDIS.
504 Image LAN fail Unable to record image
via LAN.
Reboot the RCU and check it works
normally. If there is still a problem,
please contact our head office, or a
nearby branch or local office to
request servicing.
557
to
559
FGU* fan fail
*: 1 to 3
FGU* fan doesn't work.
Need replacing.
*: 1 to 3
It is necessary to replace the fan.
Please contact our head office, or a
nearby branch or local office to
request servicing.
569
to
571
FGU* fail
*: 1 to 3
Unable to record image
via FGU. Check unit.
1) Check the LAN cable.
2) Reboot the FGU.
3) Reboot the RCU.
[NOTE]
According to the definition in IEC62923, all alerts of this equipment are assigned to priority
“Caution” and category “B”. When new alert occurs, according to the definition of caution alert,
that alert is displayed automatically on the OPU but no audible signal occurs.
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