Onkyo TX-SR8250, TX-SR502E instruction manual Troubleshooting

TX-SR502_En.book Page 56 Friday, March 12, 2004 1:05 PM

Troubleshooting

Power

Audio

Symptom	Possible cause	Remedy
The AV Receiver shuts	The amp protection system has been acti-
down immediately after		Contact your Onkyo dealer.
	vated.
being turned on?
	The AV Receiver is muted and the MUTING	Unmute the AV Receiver (page 39).
	indicator is on.
		Make sure that all audio connecting plugs are
		pushed in all the way. And make sure that the
		inputs and outputs of all components are con-
		nected properly (page 20).
	The AV Receiver is not connected properly.	If your turntable doesn’t have a built-in
		phono preamp, you must connect one
		between your turntable and the AV Receiver.
		If your turntable uses an MC cartridge, you
		must use a compatible phono preamp.
		Make sure that the polarity of the speaker
	The speaker cables are not connected	cables is correct and that the bare wires are in
	properly.	contact with metal part of each speaker ter-
There’s no sound coming		minal (page 17).
from the speakers?	The wrong input source is selected.	Select the correct input source (page 34).
	A pair of headphones are connected.	Disconnect the headphones (page 39).
	The input signal format is set to PCM or	Set the input signal format to Auto (page 47).
	DTS.
	The volume is set at minimum.	Turn up the volume (page 34).
		Specify which speakers are connected
	The speakers are configured incorrectly.	(page 32), the speaker distances (page 48)
		and adjust the individual speaker levels
		(page 49).
		Check the digital audio output setting on the
	The source component is not outputting dig-	connected device. On some games consoles,
	ital audio.	such as those that support DVD, the default
		setting is off.
	A compatible digital audio format is not	With some DVD-Video discs, you need to
	selected on the source component.	select an audio output format from a menu.
	The Stereo, Direct, Pure Audio, or Orchestra	The center speaker is not used with these
	listening mode is selected.	modes (page 42).
The center speaker is not
	The level of the center speaker is set at	Check the volume of the center speaker
working or is very quiet?	minimum.	(page 49).
	The Center setting is set to None in the	Check the Center setting in the Speaker Con-
	Speaker Configuration.	figuration (page 32).
	You’re listening to a mono sound source
Only the center speaker is	(e.g., TV or AM broadcast) and the PL II/PL
	IIx Movie or PL II/PL IIx Music listening	Select another listening mode (page 42).
working?
	mode is selected, so the sound is concen-
	trated in the center speaker.
	Selected listening mode doesn’t use surround	When the Stereo, Direct, or Pure Audio lis-
		tening mode is selected, the surround speak-
	speakers.
		ers produce no sound (page 42).
	Surround speaker output depends on the
The surround speakers are	source material, and some material may not
not working?	use the surround speakers much.
	The level of the surround speaker is set at	Check the volume of the surround speaker
	minimum.	(page 49).
	The Surround setting is set to None in the	Check the Surround setting in the Speaker
	Speaker Configuration.	Configuration (page 32).

56