Furuno SC-50 manual Troubleshooting, Symptom Cause Remedy

4. MAINTENANCE, TROUBLESHOOTING

4.2Troubleshooting

This section provides basic troubleshooting procedures which the user may follow to restore normal operation.

Troubleshooting

Symptom	Cause	Remedy
Cannot turn on the power.	Power connector on the	Firmly connect the power
	processor unit	connector.
	Power supply failure	Check the power supply.
	Blown fuse	Have a qualified
		technician check the fuse.
Heading indication	Sensor trouble	Run the diagnostic test2 to
changes randomly when		determine cause.
ship is at anchor or does
not change when ship
moves.
Heading output from	Connection between	Firmly fasten the
SC-50 does not appear on	SC-50 and external	connector.
external equipment.	equipment has loosened.
	Sensor trouble	Run the diagnostic test1 to
		determine the cause.

If large heading error occurs or heading indication is frequently interrupted, contact your dealer for advice.

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