Marantz M-CR603 manual Troubleshooting, Symptom Cause Countermeasure

Troubleshooting

If a problem occurs first check the following:

1.Are the connections correct?

2.Is the set being operated as described in the user guide?

3.Are the other components operating properly?

If this unit does not operate properly, check the items listed in the table below. If the problem persists, there may be a malfunction.

In this case, disconnect the power immediately and contact your retail outlet.

GGeneralH

Symptom	Cause	Countermeasure	Page
Set does not	• External noise or interference is	• Reset the microprocessor.	35
operate properly.	causing the set to malfunction.
Display not lit	• Power cord not plugged in	• Check the connections on	10
and sound not	securely.	the set's rear panel and the
produced when		connection of the power plug to
power switched		the power outlet.
to on.
Display lit but	• Wrong input source selected.	• Select the appropriate input	12
sound not		source.
produced.	• Volume control set to minimum.	• Turn volume up to suitable level.	12
	• MUTING is on.	• Switch off MUTING.	12
Display is off.	• The Dimmer setting is set to	• Set to something other than	13
	“OFF”.	“OFF”.
Power turns off	• Protection circuit activated due	• Turn off the power, wait for the	6
suddenly and	to a rise in internal temperature.	set to fully cool down, then turn
TIMER indicator		the power back on.
flashes red.		• Place the set in a well-ventilated	II
(Flashes at 0.5		location.	5
second intervals)	• Core wires of two speakers	• First unplug the power cord,
	are touching each other or a	then twist the core wires tightly
	core wire is sticking out of	or terminate the speaker cables,
	the terminal and touching the	then reconnect.
	set’s rear panel, activating the
	protection circuit.
Power turns off	• Set is damaged.	• Turn off the power and contact	–
suddenly and		a Marantz service center.
TIMER indicator
flashes red.
(Flashes at 0.25
second intervals)
The TV sound is	• Other digital audio signals than	• When you try to input digital	–
not output.	2 channel linear PCM cannot	audio signals other than 2
	be input through AUX4 IN	channel linear PCM to this unit,
	(OPTICAL) terminal of this unit.	set the digital audio output
		setting of the TV to 2 channel
		PCM.
		For details, see the operating
		instructions of the TV.

			ENGLISH
GRemote controlH
Symptom	Cause	Countermeasure		Page
Set does not	• Batteries are worn.	• Replace with new batteries.		4
work properly	• You are operating outside of the	• Operate within the specified		4
when remote	specified range.	range.
control operated.	• Obstacle between main unit and	• Remove the obstacle.		–
	remote control.
	• The batteries are not inserted	• Insert the batteries in the		4
	in the proper direction, as	proper direction, following the
	indicated by the polarity marks	polarity marks in the battery
	in the battery compartment.	compartment.
	• The set’s remote control sensor	• Move the set to a place in which		4
	is exposed to strong light (direct	the remote control sensor will
	sunlight, fluorescent light, etc.).	not be exposed to strong light.
GCDH
Symptom	Cause	Countermeasure		Page
“Unsupported”	• The disc is not properly loaded.	• Reload the disc.		3
is shown on the
display even
though a CD is
loaded.
Disc does not	• The disc is dirty or scratched.	• Wipe the disc clean or replace		3
play when 1/3		the disc.
button is pressed.
A specific part	• The disc is dirty or scratched.	• Wipe the disc clean or replace		3
of a disc is not		the disc.
played.
A CD-R or CD-RW	• The disc has not been finalized.	• Finalize the disc then play it.		3
disc cannot be	• The recording conditions are bad	• Use a properly recorded disc.		–
played.	or the quality of the disc itself
	it poor.
MP3 and WMA	• The file formats, extensions or	• Create discs with file formats,		40
files cannot be	settings made when the disc	extensions or settings
played.	was created are not compatible	compatible with this unit.
	with this unit.
GTunerH
Symptom	Cause	Countermeasure		Page
Continuous noise	• Antenna cable is not properly	• Connect the antenna cable		7
is heard when	connected.	properly.
receiving FM		• Connect an outdoor antenna.		–
programs.
Hissing or	• This may be noise from a TV or	• Turn off the TV.		–
continuous noise	interference from a broadcast	• Change the position and		7
is heard when	station.	direction of the AM loop
receiving AM		antenna.
programs.

Getting Started Connections Basic Operations Advanced Operations Information Explanation terms Troubleshooting Specifications Index

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