Onkyo DR-L50 manual 84

Troubleshooting

Check the following guide for the possible cause of a problem before contacting service. Refer also to the respective instruction manuals of the connected components and TV.

Amplifier

Symptoms	Causes		Remedies		Pages
The DVD Receiver doesn’t	•	The power cord is disconnected.	•	Check the connection of the power cord.	26
switch on.	•	The power cord has slipped out of the	•	Firmly connect the power cord to the
		unit's AC INLET.		unit's AC INLET.	26
	•	There is external noise interfering with the	•	Switch off the STANDBY/ON then switch it on	26
		computer circuits of the DVD Receiver.		again. If not recovered, disconnect the power
				cord, then connect it again.
No sound is reproduced.	•	The muting function is activated.	•	Deactivate the muting function.	42
	•	The DVD Receiver is not properly	•	Check the connections to the DVD	18-25
		connected.		Receiver.
	• The amplifier protection circuitry has		• Contact your nearest Onkyo service		—
		activated. (The STANDBY indicator		center.
		flashes.)
	•	Headphones are connected.	•	Decrease the volume, then disconnect the	42
				headphones.
	•	The volume is low.	•	Use the MASTER VOLUME to turn up the	42
				volume.
No sound or very little	•	The speakers are not properly connected.	•	Check the speaker connections.	20
sound is reproduced from	•	The listening mode is set to “STEREO” or	•	No sound is reproduced from the center	48, 51
the center speaker.		“ORCHESTRA.”		speaker when the listening mode is
				“STEREO” or “ORCHESTRA.”
	•	The volume level of the center speaker	•	Adjust the volume level of the center	30
		(“CENTER”) is set to minimum.		speaker.
	•	A speaker configuration without the center	•	Check that the selected speaker	28
		speaker is selected.		configuration includes the center speaker.
No picture appears on the	• The TV is not set to receive the output		• Set the TV to the DVD Receiver’s input.		—
TV screen.		signals from the DVD Receiver.		Refer to the instruction manual of TV.
	•	The video connection cable is not	•	Check the connections between the DVD	18, 19
		connected securely.		Receiver and TV set.
The sound of the playback	•	Another input source is selected.	•	Select the appropriate input source.	40
source is not heard.
The buttons on the remote	•	Power supply fluctuations or other	•	Switch off the STANDBY/ON, then switch it	26
controller and DVD		abnormalities such as static electricity		on again. If not recovered, disconnect the
Receiver do not operate.		may interrupt correct operation.		power cord then connect it again.
The disc tray comes back	•	The disc is not placed properly on the disc	•	Use the disc tray guide to align the disc.	33
out automatically, shortly		tray.
after the disc tray is closed.	•	The disc is dirty or warped.	•	Refer to “Notes on Discs”.	8, 9
	•	Region number does not conform with	•	If the region number on the disc does not	4
		this unit.		match the number on the DVD receiver,
				the disc cannot be used.

CD/Audio CD)

The DVD Receiver does	•	No disc is inserted.
not start playback.
	•	An unplayable disc is inserted.
	•	The disc is placed upside down.
	•	The disc is not placed within the disc tray
		guide.
	•	The disc is dirty.
	•	The parental lock function is activated.

•	Insert a disc. (Check that “DVD,” “VCD,”	33
	or “CD” is lit in the DVD Receiver’s
	display.)
•	Check the playable discs.	8
•	Place the disc with the playback side	33
	down.
•	Place the disc within the proper guide on	33
	the disc tray.
•	Eject the disc and clean it.	9
•	Deactivate the parental lock function or	79
	change the parental lock level.

DVD (VIDEO

The playback picture is	•	The disc is dirty.	•	Eject the disc and clean it.	9
occasionally distorted.	• It is in fast forward or fast reverse		• Sometimes a small amount of picture		—
		playback.		distortion may appear. This is not a
				malfunction.
Brightness is unstable or	•	Copy protection is activated.	•	Connect the DVD Receiver directly to the	18, 19
noise is visible on the				TV. Avoid connecting the DVD Receiver to
playback picture.				the TV through a VCR.
The picture from the DVD	• The TV is not set to receive the output		• Set the TV to the DVD Receiver’s input.		—
Receiver doesn’t appear		signals from the DVD Receiver.
on the TV screen.	•	The DVD Receiver is not properly	•	Check the connections to the DVD	18, 19
		connected.		Receiver.
Settings are canceled.	• When the power is turned off by power		• Before unplugging the power cord, press		—
		failure or by unplugging the power cord,		STANDBY/ON.
		settings will be canceled.

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