Furuno FEA-2807 Operator's Manual page 466

30. Alerts
Alert number 471: RC/NAV-TC STOP - USE AUTO
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ECDIS AND TOKYO KEIKI AUTOPILOT CANNOT
PERFORM TRACK STEERING MODE.
CHANGE MODE FROM "RC" TO "AUTO"
THEN CHECK THAT PRECONDITIONS
FOR ROUTE STEERING ARE FULFILLED.
Alert number 475:
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THIS IS A WARNING THAT YOU ARE USING
ROUTE STEERING WITHOUT FILTERED
POSITION AVAILABLE. VERIFY AND
SELECT POSITION SENSORS IN 'SENSORS'
Alert number 476:
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THIS IS A WARNING THAT YOU ARE USING
ROUTE STEERING WITH ONE POSITION
DEVICE AND WITHOUT ANY LOG DEVICE.
VERIFY AND SELECT SENSORS IN'SENSORS'
Alert number 478:
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THIS IS WARNING THAT YOU ARE USING
GoSEA STEERING MODE WITHOUT
DIFF. POSITION AND POSITION
DISCREPANCY LIMIT BETWEEN PRIMARY
AND SECONDARY SENSORS IS EXCEEDED.
THIS IS REPEATED EVERY 2 MINUTES
UNTIL AFTER 10 MINUTES "ALERT 497"
APPEARS.
Alert number 480:
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TRACKPILOT AND ECDIS CANNOT COMMUNICATE
TOGETHER. CHANGE STEERING MODE TO
'AUTO'.
Alert number 485:
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WAYPOINT IS SOON BEING APPROACHED.
Alert number 488:
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TRACKPILOT AND ECDIS CANNOT COMMUNICATE
TOGETHER. CHANGE STEERING MODE TO
'AUTO'.
Alert number 489:
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IF ALERT 492 OR 507 HAS BEEN
VALID FOR 10 MINUTES. STEERING MODE
IS AUTOMATICALLY CHANGED TO GOTO GOSEA
Alert number 490:
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'RC'STEERING MODE CAN BE USED
ONLY WHEN THERE IS AN INDEPENDENT
SPEED SOURCE. ALTERNATIVES ARE A
LOG OR TWO POSITION RECEIVERS
30-36
ROUTE: NEEDS FILTER ON
ROUTE: NEEDS LOG SENSOR
ROUTE: NEEDS GOOD POSIT.
TRACKPILOT RECEIVE ERROR
ROUTE: WPT PREWARNING
TRACK CONTROL STOPPED
ROUTE: CHG TO GOTO GOSEA
DISABLED: NEEDS LOG SENS.
/4/11
FIRST
/3/10
/3/10
/3/10
/5/12
/5 or /7
/3
/5
/3