Pioneer VSX-74TXVi-S manual Additional information Chapter, Troubleshooting, Power, No sound

12Additional information

Chapter 12:

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

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	• Check that there are no loose strands of speaker wire touching the rear panel or another set of wires. If
off or the Phase Control indicator	so, re-attach the speaker wires, making sure there are no stray strands.
blinks.	• The receiver may have a serious problem. Disconnect from the power and call a Pioneer authorized
	independent service company.
During loud playback the power	• Turn down the volume.
suddenly switches off.	• Lower the 63 Hz and 125 Hz equalizer levels in the Manual MCACC setup on page 35.
	• Try switching on the digital safety feature (put the receiver into standby, hold down the 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.
The unit does not respond when	• Try switching the receiver off then back on again.
the buttons are pressed.	• Try disconnecting the power cable, then connect again.
AMP ERR blinks in the display,	• The receiver may have a serious problem. Do not try switching the receiver on. Contact a Pioneer
then the power automatically	authorized independent service company for help.
switches off. The MCACC blinks
and the power does not turn on.
OVERHEAT blinks in the display	• Allow the unit to cool down in a well-ventilated place before switching back on. Check Ventilation on
then the power automatically	page 6 for information on improving heat dispersal.
switches off.
The receiver suddenly switches	• The receiver may have a serious problem. Disconnect from the power and call a Pioneer authorized
off or DIGITAL PRECISION	independent service company.
PROCESSING blinks in the
display.
No sound

Symptom

No sound is output when an input source is selected.

No sound output from the front speakers.

Remedy

•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 26).

•Check that the surround/center speakers are not set to NO (see Speaker Setting on page 41).

•Check the channel level settings (see Channel Level on page 42).

•Check the speaker connections (see Connecting the speakers on page 17).

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