Furuno SC-120 Replacement of Fuse, Error Messages, Message display, Error Message Meaning Remedy

4. MAINTENANCE, TROUBLESHOOTING

4.7Replacement of Fuse

The 3 A fuse on the POWER Board inside the processor unit protects the equipment from overcurrent and reverse polarity of the power supply. If the fuse blows, have a qualified technician check the set and replace the fuse.

CAUTION

Use the proper fuse.

Use of a wrong fuse can cause fire or damage to the equipment.

4.8Error Messages

The alarm sounds for equipment error and is accompanied by a flashing exclamation mark (). Press any key to silence the alarm. The exclamation mark remains on the screen until the cause for error is eliminated. Find the cause for the alarm(s) as follows:

1.Press the [MENU] key to open the menu.

2.Choose MESSAGES and press the [ENT] key.

MESSAGES

GPS DATA ERROR!

Message display

3.Press the [DISP] key to close the menu. Error messages

Error Message	Meaning	Remedy
ABORTING!	GPS heading error continues for	Check for obstruction.
	one minute. For example, satellite
	cannot be acquired because of
	unfavorable environment.
ABORTING CALC!	GPS signal interrupted for one	Press any key to try to restore
	minute	normal operation.
BACKUP ERROR!(DISP)	Corrupted backup data found in	Default settings are
	display unit at power on.	automatically restored.
BACKUP	Corrupted backup data found at	Default settings are
ERROR!(PRCSSR)	processor unit at power on.	automatically restored.

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