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Onkyo M-504 Support Question

Onkyo M-504 Support Question

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Question posted by lifesguru on March 20th, 2013

Onkyo M-504 Powers On But No Sound

Powers on but protection/servo light/relay kicks off so there is no sound, cant find anything burnt or an indication of the problem visually. 4 of the 8 red LEDs inside are lit... It played fine before even though I would have to play with the power, I thought maybe the relay but am unsure....

Current Answers

Answer #1: Posted by tintinb on April 10th, 2013 12:20 AM
tintinb

Member since:
October 26th, 2012

Points: 7,056,550
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Your Onkyo M-504 device powers on and no sound because of some of the cables are not properly connected. Make sure that the audio cables are connected properly at the back of the device. You should also follow the setup guide on how to connect these audio cables.

If you have more questions, please don't hesitate to ask here at HelpOwl. Experts here are always willing to answer your questions to the best of our knowledge and expertise.

Regards,

Tintin


Related Onkyo M-504 Manual Pages

Owner Manual - Page 1

Copy the serial number and model number onto your warranty card and keep it in Sound 504 Stereo Power Amplifier Instruction Manual "WARNING" "TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE." 01%TKVO. • ...
Owner Manual - Page 2

...Protection - The appliance should be retained for future reference. 3. Care should be cleaned only as recommended by the manufacturer. 14. The power-supply cord or the plug has been damaged; The appliance has been exposed to a power supply only of an appliance is not defeated. 12. Note: AC Fuses The fuses are located inside...be situated on , contact your Onkyo dealer. - 2 - for ...
Owner Manual - Page 4

... activated. (See page 6, "Protection Circuits.") System Connections • The M-504's power consumption is very high, so be driven at 8 ohms or more with an impedance rating of 4 ohms or more . E] Speaker Selector Indicators (SPEAKERS) These indicators light to make sure that shown on the peak power meters. El El Peak Power Meters The large peak power meters have been...
Owner Manual - Page 5

AC outlet (Maximum O output 100 W) AC power supply cord Left speaker 0O O 131 unscrew [4] insert here O [5] O tighten Right speaker Preamplifier Left speaker ( 7,c1 - • -4@ ••I I, HYPE 1.4•4 OE RISQUE OE DOC ...
Owner Manual - Page 6

... below) occurs. If the protective circuitry has been activated (indicated by the amplifier itself from the amplifier. Also keep the input connector cables well away from each other components. - 6- Protection Circuits Protection circuits in high power amplifiers such as the M-504 play an important role in protecting both channels will be damaged. The problem may be activated in the...
Owner Manual - Page 7

... to 20 kHz, with no more than 0.003% total harmonic distortion 165 watts per channel, min. Specifications Power output: Total harmonic distortion: Intermodulation distortion: Frequency response: Input sensitivity: Input impedance: Damping factor: S/N ratio: Outputs: Inputs: Power supply: Dimensions: Weight: 165 watts per channel, into 8 ohms at 1 kHz, 0.003% THD 0.003% at rated...

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