Sony STR-DG520 Operating Instructions Manual page 59

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The surround effect cannot be
obtained.
• Make sure the sound field function is on
(press MOVIE, or MUSIC).
• Sound fields do not function for signals
with a sampling frequency of more than
48 kHz.
There is no sound from the speakers of
the receiver when you connect the
receiver and the playback component
via a HDMI connection.
• Make sure that you have connected the
digital audio jacks on the playback
component to the receiver. Then, tum off
TV's volume or activate the TV's muting
function.
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The source image input to the HDMI
jack on the receiver is not output from
the TV.
• Check the HDMI connection.
• Depending on the playback component,
you may need to set up the component.
Refer to the operating instructions
supplied with each component.
Video
There is no picture or an unclear
picture appears on the TV screen.
• Select the appropriate input using the input
buttons.
• Set your TV to the appropriate input mode.
• Move your audio components away from
the TV.
Dolby Digital or DTS multi channel
sound is not reproduced.
• Check that the DVD, etc. you are playing
is recorded in Dolby Digital or DTS
format.
• When connecting the DVD player, etc., to
the digital input jacks of this receiver,
check the audio setting (the settings for the
audio output) ofthe connected component.
There is no sound from the component
connected to the DIGITAL MEDIA PORT
adapter.
• Adjust the volume of this receiver.
• The DIGITAL MEDIA PORT adapter
and/or component is not connected
correctly. Tum off the receiver, then
reconnect the DIGITAL MEDIA PORT
adapter and/or component.
• Check the DIGITAL MEDIA PORT
adapter and/or component device to make
sure it supports this receiver.
There is no sound, or only a very low-
level sound is heard from the centerl
surround speakers.
• Select a CINEMA STUDIO EX mode
(page 43).
• Adjust the speaker level (page 26).
• Make sure the center/surround speakers
are set to either "SMALL" or "LARGE"
(page 33).
There is no sound from the sub woofer.
• Check that the sub woofer is connected
correctly and securely.
• Make sure you have turned on your sub
woofer.
• Make sure the sub woofer is set to "YES"
(page 33).
• There is no sound from the sub woofer
depending on the sound field.
There is severe hum or noise.
• Check that the speakers and components
are connected securely.
• Check that the connecting cords are away
from a transformer or motor, and at least
10 feet away from a TV set or fluorescent
light.
• Move your audio components away from
the TV.
• The plugs and jacks are dirty. Wipe them
with a cloth slightly moistened with
alcohol.
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