Additional information
13
68
En
Chapter 13:
Additional information
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 40.
• Try switching on the digital safety feature (put the receiver into standby, hold down the
SYSTEM SETUP
button on the front panel and press
STANDBY/ON
to switch between
SAFETY 1
(medium effect),
SAFETY 2
(more effect) and
SAFETY OFF
). If the power switches off even with
SAFETY 2
switched on, turn
down the volume. With
SAFETY 1
or
SAFETY 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.
FAN STOP
blinks in the display,
then the power automatically
switches off.
• Something is obstructing the fan. Remove the obstruction and try switching the receiver back on. If the
fan is still not working, or you can’t remove the object, unplug the receiver from the wall and call a Pioneer
authorized independent service company.
• The fan is malfunctioning. Unplug the receiver from the wall and call a Pioneer authorized independent
service company.
OVERHEAT
blinks in the display
then the power automatically
switches off.
• Allow the unit to cool down in a well-ventilated place before switching back on. Check the safety
precautions on pages 2 and 3 for information on improving heat dispersal.
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 11).
• 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 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 26).
• Check that the surround/center speakers are not set to
NO
(see
Speaker Setting
on page 46).
• Check the channel level settings (see
Channel Level
on page 47).
• Check the speaker connections (see
Connecting the speakers
on page 17).
VSX-LX50_HY.book Page 68 Thursday, March 8, 2007 1:18 PM
