Sony HT-A9 Manual De Instrucciones página 54

 Press  or  (volume) + on the
remote control to cancel the muting
function (page 12).
 Make sure the input source is selected
correctly. You should try other input
sources by pressing the input select
button on the remote control (TV/
HDMI/BLUETOOTH).
 Make sure that the connectors are
firmly inserted.
 When you play content compatible
with copyright protection technology
(HDCP), sound may not be output
from the speaker system.
 Change the setting of
[Advanced Settings] - [HDMI Settings]
- [HDMI Signal Format] - [HDMI IN]. For
details, refer to Help Guide.
The surround effect cannot be
obtained.
 Depending on the input signal and
the sound mode setting, surround
sound processing may not work
effectively. The surround effect may
be subtle, depending on the program
or disc.
 To play multi-channel audio, check
the digital audio output setting on the
device connected to the speaker
system. For details, refer to the
operating instructions of the
connected device.
No sound is output from the
optional subwoofer.
 It may be improved by setting
[Setup] - [Advanced Settings] -
[Speaker Settings] - [Wireless Speaker
Settings] - [Wireless Playback Quality]
to [Connection].
 Refer to the operating instructions of
the optional subwoofer.
Sound is not output from some
speakers.
 Some speakers may not output sound
depending on the contents or sound
mode.
52
US
Sound Field Optimization
Sound Field Optimization failed.
 Speakers may not be correctly
 Install the speakers upright so that the
[Setup] -
 Perform Sound Field Optimization
 Install the speakers with a distance of
 Bring the speakers closer if the
 If there is any obstacle between
Mobile Device Connection
Pairing cannot be achieved.
 Bring this speaker system and the
located. Check the installation
location on the labels on the bottom
of the four speakers and install them
in the correct location.
labels on the bottom of the speakers
are directed downwards.
– If the speaker is installed sideways,
Sound Field Optimization cannot be
performed properly.
– If the speaker is installed in an
inclined state, the microphone for
measurement of the speaker is also
inclined and the sound for
measurement ceiling distance is
output in an inclined state. These
may be the cause that the Sound
Field Optimization failed.
again in a situation where the
surrounding is quiet.
more than 50 cm (19 3/4 in). If the
distance between speakers is too
close, Sound Field Optimization
cannot be performed properly.
speakers are installed at a distance far
away from each other.
speakers or the microphone for
measurement of the speaker is
blocked by an obstacle, Sound Field
Optimization cannot be performed
properly. Remove it if there is any
obstacle between speakers or in front
of speakers.
BLUETOOTH device closer together.