Onkyo TX-NR808 Troubleshooting, Power, Audio, There’s no sound, or it’s very quiet

Troubleshooting

If you have any trouble using the AV receiver, look for a solution in this section. If you can’t resolve the issue your- self, contact your Onkyo dealer.

If you can’t resolve the issue yourself, try resetting the AV receiver before contacting your Onkyo dealer.

To reset the AV receiver to its factory defaults, turn it on and, while holding down VCR/DVR, press ON/ STANDBY. “Clear” will appear on the display and the AV receiver will enter Standby mode.

Note that resetting the AV receiver will delete your radio presets and custom settings.

RECEIVER

HOME

To reset the remote controller to its factory defaults, while holding down RECEIVER, press and hold down HOME until RECEIVER button lights (about 3 sec- onds). Within 30 seconds, press RECEIVER again.

Power

Audio

■There’s no sound, or it’s very quiet

Make sure that the digital input source is selected	45
properly.
Make sure that all audio connecting plugs are pushed	17
in all the way.
Make sure that the inputs and outputs of all compo-	18-20
nents are connected properly.
Make sure that the polarity of the speaker cables is	13
correct, and that the bare wires are in contact with
the metal part of each speaker terminal.
Make sure that the input source is properly selected.	25
Make sure that the speaker cables are not shorting.	13
Check the volume. The AV receiver is designed for	—
home theater enjoyment. It has a wide volume range,
allowing precise adjustment.
If the MUTING indicator is flashing on the display,	26
press the remote controller’s MUTING to unmute
the AV receiver.
While a pair of headphones is connected to the	27
PHONES jack, no sound is output by the speakers.
If there’s no sound from a DVD player connected to	—
an HDMI IN, check the DVD player’s output set-
tings, and be sure to select a supported audio format.
Check the digital audio output setting on the con-	—
nected device. On some game consoles, such as
those that support DVD, the default setting is off.
With some DVD-Video discs, you need to select an	—
audio output format from a menu.
If your turntable uses an MC cartridge, you must	—
connect an MC head amp, or an MC transformer.
Make sure that none of the connecting cables are	—
bent, twisted, or damaged.
Not all listening modes use all speakers.	36
Specify the speaker distances and adjust the individ-	46
ual speaker levels.
Make sure that the speaker setup microphone is not	—
still connected.

■Can’t turn on the AV receiver

Make sure that the power cord is properly plugged — into the wall outlet.

Unplug the power cord from the wall outlet, wait five — seconds or more, then plug it in again.

■The STANDBY indicator flashes red

The protection circuit has been activated. Remove	—
the power cord from the wall outlet immediately.
Disconnect all speaker cables and input sources, and
leave the AV receiver with its power cord discon-
nected for 1 hour. After that, reconnect the power
cord and set the volume to maximum. If the AV
receiver stays on, set the volume to minimum, dis-
connect the power cord, and reconnect your speakers
and input sources. If the AV receiver turns off when
you set the volume to maximum, disconnect the
power cord, and contact your Onkyo dealer.

The input signal format is set to “PCM” or “DTS”. 60 Set it to “Auto”.

■Only the front speakers produce sound

When the Stereo or Mono listening mode is selected,	—
only the front speakers and subwoofer produce
sound.
In the Mono listening mode, only the front speakers	49
output sound if the “Output Speaker” setting is set
to “Left / Right”.
Check the Speaker Configuration.	46

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