Additional information
14
122
En
Troubleshooting
Incorrect operations are often mistaken for trouble and malfunctions. If you think that there is something wrong with
this component, check the points below. Sometimes the trouble may lie in another component. Investigate the other
components and electrical appliances being used. If the trouble cannot be rectified even after exercising the checks
listed below, ask your nearest Pioneer authorized independent service company to carry out repair work.
Power
No sound
Symptom
Remedy
The power does not turn on.
• Make sure that the power cable is plugged in to an active power outlet.
• Try disconnecting from the power outlet, then plugging back in.
The receiver suddenly switches
off or the Phase Control indicator
blinks.
• Check that there are no loose strands of speaker wire touching the rear panel or another set of wires. If
so, re-attach the speaker wires, making sure there are no stray strands.
• The receiver may have a serious problem. Disconnect from the power and call a Pioneer authorized
independent service company.
During loud playback the power
suddenly switches off.
• Turn down the volume.
• Lower the 63 Hz and 125 Hz equalizer levels in the
Manual MCACC setup
on page 48.
• Switch on the digital safety feature. While holding down the
SETUP
button on the front panel, press
STANDBY/ON
to set this receiver to the standby mode. Use
/
to select
DIGITAL SAFETY [OFF]
, and
then use
/
to select
1
or
2
(select
D.SAFETY OFF
to deactivate this feature). If the power switches off
even with
2
switched on, turn down the volume. With
1
or
2
on, some features may be unavailable.
The unit does not respond when
the buttons are pressed.
• Try switching the receiver off, then back on again.
• Try disconnecting the power cable, then connect again.
AMP ERR
blinks in the display,
then the power automatically
switches off. The
MCACC
blinks
and the power does not turn on.
• The receiver may have a serious problem. Do not try switching the receiver on. Contact a Pioneer
authorized independent service company for help.
AMP OVERHEAT
flashes, the
power turns off, and the power
indicator flashes.
• Allow the unit to cool down in a well-ventilated place before switching back on.
• Wait at least 1 minute, then try turning the power on again.
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 SEL
). 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 17).
• Check that the speakers are connected properly (see
Connecting the speakers
on page 29).
No sound from the surround or
center speakers.
• Check that the Stereo listening mode or the Front Stage Surround Advance mode isn’t selected; select
one of the surround listening modes (see
Listening in surround sound
on page 36).
• Check that the surround/center speakers are not set to
NO
(see
Speaker Setting
on page 56).
• Check the channel level settings (see
Channel Level
on page 57).
• Check the speaker connections (see
Connecting the speakers
on page 29).
No sound from surround back
speakers.
• Check that the surround back speakers are set to
LARGE
or
SMALL
(see
Speaker Setting
on page 56).
• Make sure surround back processing is set to
SBch ON
(see
Using surround back channel processing
on
page 40.
• 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 40).
• 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 36).
• Check the speaker connections (see
Connecting the speakers
on page 29). If only one surround back
speaker is connected, make sure it’s connected to the left channel speaker terminal.
SC_09TX.book Page 122 Monday, November 26, 2007 10:32 PM
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