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Simrad HS50 Heading Sensor
Invalid Position alarm
Activated if the system has been unable to determine position the last two seconds, or if the HDOP value is greater than 4.
See No valid data, page 46 for troubleshooting. The following alarm text will be displayed:
Invalid Heading alarm
Activated 300 seconds after the system is unable to determine GPS heading and the
Invalid Heading, page 47 for troubleshooting. The following alarm text will be displayed:
Invalid Position and Heading alarm
If both heading and position data is invalid, the display will show:
40 | 20221081 / F |