Furuno RC-1500-1T Simple Troubleshooting, Error Messages, Error messages, Problem, Probable cause

8.3Simple Troubleshooting

The table below provides common problems and the means with which to restore normal operation. If normal operation cannot be restored do not attempt to check inside the equipment. Any servicing should be referred to a qualified technician.

Problem		Probable cause				Remedy
Power cannot be	•	Mains switchboard may be off.	• Turn on the mains switch
turned on.	•	DC overvoltage input.	•	Check supply voltage.
	• Battery may have discharged, or		• Recharge battery and tighten battery
		poor contact at terminals.		terminals.
Display indications	•	Contrast is too low.	•	Press the [9/	] key followed by or to
do not appear but				adjust the contrast.
key lamps are lit.
Power is on but no	•	Loudspeaker is off.	•	Operate the [7/		] key to turn on the loud-
sound from				speaker.
loudspeaker.

8.4Error Messages

The table below shows error messages and their meanings.

Error messages

Error message	Meaning	Remedy
Busy: RT	Radiotelephone is in operation.	Wait till the radiotelephone is free.
EPFS error	No position data from navigator	Press the [CANCEL] key to silence alarm.
	for one minute.	Check the navigator. If it is malfunctioning
		manually enter position.
No position data	You attempted to enter position	Check the navigator. See the note at the
	automatically when there is no	bottom of page 3-3 for details.
	position data.
No response: RT	Radiotelephone not powered or	Check radiotelephone.
	has been disconnected.
Printer not ready	Appears if printer is not	Check printer.
	powered or has been
	disconnected and automatic
	printing is selected.
Warning: Update	Position data is older by the	Press the [CANCEL] key to silence alarm.
position	amount of time preset on the	Reenter position on the Position menu.
	Alarm menu.

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