Clarion M455 9. TROUBLESHOOTING

9. TROUBLESHOOTING

	Problem	Cause	Measure
	Power does not	Fuse is blown.	Replace with a fuse of the same amperage. If the
	turn on.		fuse blows again, consult your store of purchase.
	(No sound is
	produced.)	Incorrect wiring.	Consult your store of purchase.
	No sound output	Amplifier turn-on lead is	Turn the unit off and check each wire for a possible
	when operating	shorted to ground or	short. If the amplifier turn-on lead shorts out, cover it
	the unit with	excessive current is required.	with insulation such as tape.
	amplifiers.
	Nothing happens	The microprocessor has	Turn off the power, then
	when buttons are	malfunctioned due to noise,	press the [RELEASE]
General	pressed.	etc.	button and remove the
			DCP.
			Press the reset button for
			about 2 seconds with a thin
			rod.
			Reset button
	Display is not	DCP or source unit	Wipe the dirt off with a soft cloth moistened with
	accurate	connectors are dirty.	cleaning alcohol.
	No audio.	The speaker protection	1. Check the speaker connection.
		circuit is operating.	2. Turn down sound volume. Function can also be
			restored by turning the power off and on again.
			3. If the sound is muted again, consult your store of
			purchase.
	Compact disc	Another compact disc is	Eject the compact disc before loading the new one.
	cannot be loaded.	already loaded.
	Sound skips or is	Compact disc is dirty.	Clean the compact disc with a soft cloth.
CD	noisy.
		Compact disc is heavily	Replace with a compact disc with no scratches.
		scratched or warped.
	Sound is bad	Water droplets may form on	Let dry for about 1 hour with the power on.
	directly after	the internal lens.
	power is turned
	on.
	Source selection	The microprocessor has not	Perform a system check.
CeNET	does not	stored the proper CeNET	See “Operations Common to Each Mode”,
	recognize CeNET	information.	performing a system check section.
	source
	connection.	The CeNET cable is not	Ensure the CeNET cables are properly connected.
		connected properly.

English

M455 25