JVC RX-F31S manual Troubleshooting, English, Problem, Possible Cause, Solution, Sound

Troubleshooting

Use this chart to help you solve daily operational problems. If there are any problems you cannot solve, contact your JVC’s service center.

	PROBLEM	POSSIBLE CAUSE		SOLUTION
	The power does not come on.	The power cord is not plugged in.	Plug the power cord into an AC outlet.
	The receiver turns off (enters standby	Speakers are overloaded because of high	1.	Stop the playback source.
	mode).	volume.	2.	Turn on the receiver again, then turn the
				volume down.
Power
		Speakers are overloaded because of a	Check the speaker wiring. If speaker wiring
		short circuit at the speaker terminals.	is not short-circuited, contact your dealer.
		The receiver is overloaded because of a	Consult your dealer after unplugging the
		high voltage.	power cord.
	“OVER HEAT” flashes on the display,	The receiver is overloaded because of high	Turn on the receiver again. If the receiver
	then the receiver turns off.	volume or long time usage.	turns off soon, consult your dealer after
			unplugging the power cord.
	No sound from speakers.	Speaker signal cables are not connected.	Check speaker wiring, then reconnect if
			necessary (see page 6) after unplugging
			the power cord.
		Connections are incorrect.	Check the audio connections (see pages 7
			to 11) after unplugging the power cord.
		An incorrect source is selected.	Select the correct source.
		Muting is activated.	Press MUTING to cancel the mute (see
			page 15).
		An incorrect input mode (analog or digital)	Select the correct input mode (analog or
picture		is selected.	digital).
		TV Direct is activated.	Deactivate TV Direct (see page 14).
and	Sound from one speaker only.	Speaker signal cables are not connected	Check speaker wiring and reconnect if
		properly.	necessary (see page 6) after unplugging
Sound
			the power cord.
	Bass sound is reinforced too much	Appropriate bass level is not selected.	Adjust audio position level (see page 14).
	when listening in stereo.
	Sounds are intermittently distorted or	The sounds may be intermittently distorted	This is not a malfunction. But if this
	the noise is heard by the outside noise	or the noise may be heard by the outside	continues, turn on the receiver again.
	such as a lightning discharge.	noise such as a lightning discharge but the
		sound will be restored automatically.
	No picture is displayed on the monitor.	Connections are incorrect.	Check the video connections (see pages 7
			to 10) after unplugging the power code.
		Input mode is incorrect.	Check the component video input mode
			(see page 25).
	Remote control does not operate as	The remote control is not ready for your	Set the mode selector correctly, then press
	you intend.	intended operation.	the corresponding source selecting button
control			or SOUND before operation
	Remote control does not work.	sensor on the receiver.	Remove the obstruction.
		There is an obstruction hiding the remote
Remote
		The mode selector is set to the incorrect	Set the mode selector to the proper
		Batteries are weak.	Replace batteries.
		position.	position.
	Buttons cannot be used.	TV Direct is activated.	Deactivate TV Direct (see page 14).
	Continuous hiss or buzzing during FM	Incoming signal is too weak.	Connect an outdoor FM antenna or contact
	reception.		your dealer.
		The station is too far away.	Select another station.
Tuner
		The wrong antenna is being used.	Check with your dealer to be sure you have
			the correct antenna.
		Antennas are not connected properly.	Check the connections.
	Occasional cracking noise during FM	Ignition noise from automobiles.	Move the antenna farther from automobile
	reception.		traffic.

English

47