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Troubleshooting
The unit does not work: No lights
The power wires may not be connected. Check the power and ground wiring,
then retest.
Sound is Distorted
•
The source unit volume may be set too high. Reduce the source unit volume.
•
Equalizer gain controls are set too high. Turn the equalizer controls to the center
position and listen for distortion again. If the problem still occurs, see your
authorized PyleUSA dealer.
•
Speakers may be damaged. Consult your authorized PyleUSA dealer.
NO sound coming from the unit
•
The wrong input is selected. Press the AUX switch to turn the main inputs on.
•
No remote-on. Using a voltmeter, check for +12V from the remote-on source.
Glossary
Crossover: A device that limits the range of frequencies sent to a speaker or
ampli er.
Equalization: The process of boosting or cutting sound signal frequencies to
improve the quality of the sound. The term comes from the lters used to add
back high frequencies at the receiving end of analog transmissions over wires.
Equalization Band: The frequency range impacted by a speci c lter.
dB: Decibel, a measurement of the relative di erence in power or intensity between
two acoustic signals.
Gain Control: Gain is the amount of ampli cation (voltage, current or power) of
an audio signal expressed in dB.
Graphic Equalizer: Multi-band variable equalizer that uses mechanical controls
to adjust amplitude.
Hz: Abbreviation for Hertz, a unit of frequency equal to one cycle per second.
Octave: The musical principle of dividing sound frequencies into the eight notes
of the musical scale.
OEM: Original Equipment Manufacturer
RCA input/output: Port through which sound travels in and out of the system;
"RCA" refers to the type of connector, which was originally manufactured by Radio
Corporation of America.
Slope: How fast the sound changes rated in dBs. The higher the dB number, the
faster the frequency drops o .
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