ONKYO ht-s870 Manual De Instrucciónes
58
Troubleshooting
Symptom
Possible cause
Remedy
Po
wer
The HT-R820THX shuts
down immediately after
being turned on?
down immediately after
being turned on?
The amp protection system has been acti-
vated.
vated.
Contact your Onkyo dealer.
A
udio
There’s no sound coming
from the speakers?
from the speakers?
The HT-R820THX is muted and the MUT-
ING indicator is on.
ING indicator is on.
Unmute the HT-R820THX (page 39).
The HT-R820THX is not connected prop-
erly.
erly.
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
connected properly (page 22).
are pushed in all the way. And make sure that
the inputs and outputs of all components are
connected properly (page 22).
If your turntable doesn’t have a built-in
phono preamp, you must connect one
between your turntable and the
HT-R820THX.
phono preamp, you must connect one
between your turntable and the
HT-R820THX.
If your turntable uses an MC cartridge, you
must use a compatible phono preamp.
must use a compatible phono preamp.
The speaker cables are not connected
properly.
properly.
Make sure that the polarity of the speaker
cables is correct and that the bare wires are
in contact with metal part of each speaker
terminal (page 19).
cables is correct and that the bare wires are
in contact with metal part of each speaker
terminal (page 19).
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
DTS.
DTS.
Set the input signal format to Auto
(page 47).
(page 47).
The volume is set at minimum.
Turn up the volume (page 34).
The speakers are configured incorrectly.
Specify which speakers are connected
(page 50), the speaker distances (page 48)
and adjust the individual speaker levels
(page 49).
(page 50), the speaker distances (page 48)
and adjust the individual speaker levels
(page 49).
The source component is not outputting dig-
ital audio.
ital audio.
Check the digital audio output setting on the
connected device. On some games consoles,
such as those that support DVD, the default
setting is off.
connected device. On some games consoles,
such as those that support DVD, the default
setting is off.
A compatible digital audio format is not
selected on the source component.
selected on the source component.
With some DVD-Video discs, you need to
select an audio output format from a menu.
select an audio output format from a menu.
The center speaker is not
working or is very quiet?
working or is very quiet?
The Stereo, Direct, or Orchestra listening
mode is selected.
mode is selected.
The center speaker is not used with these
modes (page 42).
modes (page 42).
The level of the center speaker is set at
minimum.
minimum.
Check the volume of the center speaker
(page 49).
(page 49).
The Center setting is set to None in the
Speaker Configuration.
Speaker Configuration.
Check the Center setting in the Speaker
Configuration (page 50).
Configuration (page 50).
Only the center speaker is
working?
working?
You’re listening to a mono sound source
(e.g., TV or AM broadcast) and the PL II/PL
IIx Movie or PL II/PL IIx Music listening
mode is selected, so the sound is concen-
trated in the center speaker.
(e.g., TV or AM broadcast) and the PL II/PL
IIx Movie or PL II/PL IIx Music listening
mode is selected, so the sound is concen-
trated in the center speaker.
Select another listening mode (page 41).
The surround speakers are
not working?
not working?
Selected listening mode doesn’t use sur-
round speakers.
round speakers.
When the Stereo or Direct listening mode is
selected, the surround speakers produce no
sound (page 42).
selected, the surround speakers produce no
sound (page 42).
Surround speaker output depends on the
source material, and some material may not
use the surround speakers much.
source material, and some material may not
use the surround speakers much.
The level of the surround speaker is set at
minimum.
minimum.
Check the volume of the surround speaker
(page 49).
(page 49).
The Surround setting is set to None in the
Speaker Configuration.
Speaker Configuration.
Check the Surround setting in the Speaker
Configuration (page 50).
Configuration (page 50).
HT-S870_En.book Page 58 Monday, September 13, 2004 5:15 PM