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Troubleshooting
Only the front sound is too high or too low.
/ Adjust the volume of the stereo system or stereo
amplifier so that the front sound is the proper
level, or do the TEST TONE adjustment again.
There's no sound from the center speaker.
/ Set a surround mode (see page 23).
/ Check that the center speaker is connected
correctly (see pages 11 and 19).
/ Check whether the speaker connection status for
the center speaker is set to "NO" (see pages 12
and 20).
/ Adjust the center speaker volume (see pages 15, 22
and 28).
You cannot select the desired component even
by pressing OPTICAL or COAXIAL.
/ Check that the desired component is connected
correctly to the DIGITAL IN jack.
/ During 5.1ch surround, check that the function of
the stereo system or stereo amplifier is set to the
jack to which the processing amplifier is
connected.
There's no sound or only a very low-level sound
is heard from the rear speakers.
/ Set a surround mode (see page 23).
/ Check that the rear speakers are connected
correctly (see page 10).
/ Check that the SPEAKER SELECTOR switch on
the rear panel is set to "REAR" (or "MD717 ONLY"
when using the DHC-MD717) (see page 11).
/ Check whether the speaker connection status for
the rear speakers is set to "NO" (see page 12).
/ Adjust the rear speaker volume (see pages 15
and 28).
The speaker sound is distorted.
/ The speaker connection status is set to "LARGE"
even though the speaker cannot fully reproduce
bass frequencies. Reset the parameter to "SMALL"
(see pages 12 and 20).
/ Set a smaller "LFE MIX" value (see page 29).
Surround effects cannot be obtained.
/ Set a surround mode (see page 23).
/ Increase the surround effect value (%) at the
SURROUND menu (see page 32).
EN
34
There's only sound from the front speakers.
When playing 5.1ch, 3ch or other multi-channel DVD
software:
/ The audio digital output of the DVD player is set
to "PCM".
See the instruction manual supplied with the DVD
player and switch to the setting (i.e., "Dolby
Digital/PCM" or "Dolby Digital") for using
components that incorporate a Dolby Digital
(AC-3) decoder.
/ The audio of the current chapter is not a multi-
channel signal.
/ Surround is "OFF".
When playing 2ch music software such as 2ch DVD
software or a CD:
/ Surround is "OFF".
The remote does not function.
/ Point the remote at the remote sensor g on the
processing amplifier.
/ Remove any obstacles in the path of the remote
and the processing amplifier.
/ Replace both batteries in the remote with new ones
if they are weak.
The DIGITAL input indicator does not light.
/ Surround is "OFF".
/ You are playing DVD software that is not
compatible with Dolby Digital.
See the instruction manual supplied with the DVD
player and switch to the setting (i.e., "Dolby
Digital/PCM" or "Dolby Digital") for using
components that incorporate a Dolby Digital
(AC-3) decoder.
/ The audio of the current chapter is not a multi-
channel signal such as 5.1ch or 3ch.
The sound drops out momentarily.
/ When you connect a DVD player using the coaxial
digital connecting cable, the sound may drop out
momentarily due to the effects of static electricity,
etc. If these drop-outs occur frequently, try
connecting the DVD player using the optical cable.
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