Additional information
12
78
En
No sound
Symptom
Remedy
No sound is output when an
input source is selected.
No sound output from the front
speakers.
• Check the volume, mute setting (press
MUTE
) and speaker setting (press
SPEAKERS
).
• Make sure the correct input source is selected.
• Check that the MCACC setup microphone is disconnected.
• Make sure the correct input signal is selected (press
SIGNAL SELECT
). Note that when
PCM
is selected,
you won’t be able to hear any other signal format.
• Check that the source component is connected properly (see
Connecting your equipment
on page 10).
• Check that the speakers are connected properly (see
Connecting the speakers
on page 17).
No sound from the surround or
center speakers.
• Check that the Stereo listening mode isn’t selected; select one of the surround listening modes (see
Listening in surround sound
on page 27).
• Check that the surround/center speakers are not set to
NO
(see
Speaker Setting
on page 45).
• Check the channel level settings (see
Channel Level
on page 45).
• Check the speaker connections (see
Connecting the speakers
on page 17).
No sound from surround back
speakers.
• Check that the surround back speakers are set to
LARGE
or
SMALL
(see
Speaker Setting
on page 45).
• Make sure surround back processing is set to
SBch ON
(see
Using surround back channel processing
on
page 30).
• If the source is Dolby Surround EX or DTS ES with no flag to indicate 6.1 compatibility, then with surround
back processing set to
SBch Auto
, there will be no sound from the surround back speakers. In this case,
set to
SBch ON
(see
Using surround back channel processing
on page 30).
• If the source does not have 6.1 playback channels, make sure that surround back processing is set to
SBch ON
and a surround mode is selected (see
Listening in surround sound
on page 27).
• Check the speaker connections (see
Connecting the speakers
on page 17). If only one surround back
speaker is connected, make sure it’s connected to the left channel speaker terminal.
No sound from subwoofer.
• Check that the subwoofer is connected properly, switched on and the volume turned up.
• If your subwoofer has a sleep function, make sure it is switched off.
• Make sure that the Subwoofer setting is
YES
or
PLUS
(see
Speaker Setting
on page 45).
• The crossover frequency may be set too low; try setting it higher to match the characteristics of your other
speakers (see
Speaker Setting
on page 45)
• If there is very little low frequency information in the source material, change your speaker settings to
Front:
SMALL
/ Subwoofer:
YES
, or Front:
LARGE
/ Subwoofer:
PLUS
(see
Speaker Setting
on page 45).
• Check that the LFE channel is not set to –80 dB, or a very quiet setting (see
Bass Peak Level
on page 46).
• Check the speaker level settings (see
Channel Level
on page 45).
No sound from one speaker.
• Check the speaker connection (see
Connecting the speakers
on page 17).
• Check the speaker level settings (see
Channel Level
on page 45).
• Check that the speaker hasn’t been set to
NO
(see
Speaker Setting
on page 45).
• The channel may not be recorded in the source. By using one of the advanced effect listening mode, you
may be able to create the missing channel (see
Listening in surround sound
on page 27).
Sound is produced from analog
components, but not from digital
ones (DVD, LD, CD-ROM etc.).
• Check that the input signal type is set to
DIGITAL
(see
Choosing the input signal
on page 30).
• Make sure that the digital input is assigned correctly for the input jack the component is connected to
(see
The Input Setup menu
on page 63).
• Check the digital output settings on the source component.
• If the source component has a digital volume control, make sure this is not turned down.
• Make sure that the multichannel analog inputs are not selected. Select any other input source.
No sound is output or a noise is
output when Dolby Digital/DTS
software is played back.
• Check that your DVD player is compatible with Dolby Digital/DTS discs.
• Check the digital output settings of your DVD player. Make sure that the DTS signal output is set to On.
• If the source component has a digital volume control, make sure this is not turned down.
No sound when using the System
Setup or Status menu.
• If the HDMI input source is selected, sound is muted until exiting either menu.
• If sound is muted in the sub room (
ROOM 2
), it will be restored after exiting the System Setup menu.
VSX_AX4ASi.book.fm 78 ページ ２００６年４月１１日 火曜日 午後４時１９分
