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 | 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. |
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. |
|
|
|
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| • 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 41 and lower the 40 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 SYSTEM SETUP 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. The MCACC blinks and the power does not turn on.
•Do not try to turn on the receiver. Contact a Pioneer authorized independent service company for assistance.
OVERHEAT blinks in the display then the power automatically switches off.
•The internal temperature of the unit has become too high.
•After allowing the unit to cool down in a
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