6-7
Symptom of Error Possible Cause or Cause of Fault Countermeasures
Execute TEST2 of self-diagnosis.
PPS GPS malfunctions in
displaying GPS-INFO.
Replace the AIS transponder. Internal GPS data
cannot be loaded.
Execute self-diagnosis of the
transponder.
The receiving level of PPS GPS
from the satellite is low in
displaying GPS.
Check the external GPS-receiving
status from the satellite when the
external GPS is provided.