Pioneer VSX-AX5Ai-S manual Additional information, Troubleshooting, Power, Symptom, Cause, Remedy

Additional information 12

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	Cause	Remedy
The power does not turn on.	• The power plug is disconnected.	• Connect the power plug to the wall outlet.
	• The protection circuit may have been	• Disconnect the power plug from the outlet, and insert
	activated.	again.
	• Something is obstructing the rear panel	• Unplug the receiver from the wall and call a Pioneer
	ventilation device.	authorized independent service company.
The receiver suddenly switches	• The speaker wires are frayed or sticking out	• Reinsert the speaker wires, making sure there are no
off.	of the jack, and are touching the back of the	stray strands of wire and that they are inserted fully.
	receiver or another set of wires.
	• The receiver has a serious problem.	• Unplug the receiver from the wall and call a Pioneer
		authorized independent service company.

During loud playback the power suddenly switches off.

•The protection circuit has been activated because the lowest actual impedance of the speakers (as opposed to the speakers rated impedance) is dangerously low.

•Turn down the volume.

•When it’s convenient, go to Acoustic Calibration EQ on page 88 and lower the 63 Hz and 125 Hz equalizer levels using the manual setting.

•Turning the digital safety feature on may allow you to turn up the volume a little more. To switch between SAFETY ON and SAFETY OFF, put the receiver into standby, then press the STANDBY/ON button while holding down the MULTI JOG CONTROL SET UP button on the front panel.

The unit does not respond when • Static electricity caused by dry air. the buttons are pressed.

•Switch the unit off, then on again.

•Disconnect the power plug from the outlet, and insert again.

AMP ERR blinks in the display,	• The receiver has a serious problem.
then the power automatically
switches off.

•After about a minute (you won’t be able to switch the unit on during this time), switch the receiver back on. If the message persists, call a Pioneer authorized independent service company.

FAN STOP blinks in the display, • Something is obstructing the fan. then the power automatically

switches off.

•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 and no sound is output.

•The internal temperature of the unit has become too high.

•After allowing the unit to cool down in a well-ventilated place, try switching the receiver back on. Make sure you follow the guidelines for improving heat dispersal in the safety precautions on pages 2–3.

THDCT NG blinks in the display and the unit turns off.

•The thermistor (temperature sensor) is broken.

•Turn the receiver off, unplug from wall and call a Pioneer authorized independent service company to look at the problem.

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