Why does my Onkyo A-DS650 have power but no sound?
If your Onkyo Amplifier has power but no sound, ensure that the TAPE-2 MONITOR indicator is not lit by pressing the TAPE-2 MONITOR button. Also, check if the MUTING indicator is lit and, if so, press the MUTING button on the remote controller. Finally, verify all input leads, speaker leads, and pin plugs for bad or incorrect connections.
Why is there no sound from the center speaker on my Onkyo A-DS650 Amplifier?
If you're getting little to no sound from the center speaker of your Onkyo Amplifier, check the connection between the amplifier and the speaker. Also, if the Surround mode is set to HALL, LIVE, ARENA, or STUDIO, only the effect sound will be output from the center speaker. Finally, ensure the Center Speaker Setup is set to SML or LRG, not NON.
What to do if my Onkyo A-DS650 Amplifier turns on then immediately off?
If your Onkyo Amplifier shows power and then immediately loses it, this indicates that the amplifier protection circuitry has been activated. In this case, contact your Onkyo Service Center.
Why does my Onkyo A-DS650 remote not working but the front panel does?
If the front panel controls on your Onkyo Amplifier function but the remote controller does not, first, ensure that there are batteries in the remote controller. If there are batteries, try replacing them as they may be worn out.
How to fix an Onkyo A-DS650 Amplifier with no power?
If your Onkyo Amplifier has no power, check the following: 1. Ensure the power cord is properly connected. 2. Try turning the power button off and then on again, or remove the AC plug from the outlet and plug it back in. 3. If the issue persists, the AC fuse may be blown, contact your Onkyo Service Center.
Why does my Onkyo A-DS650 Amplifier have hum or low-frequency noise?
If you experience hum or low-frequency noise with your Onkyo Amplifier, check the outer conductor of the input plugs for a poor or missing input ground. Also, inspect the phono motor ground for a proper connection. Adjust the placement of the input and output cables to reduce hum.
Why isn't the Multi-Room Remote System working on my Onkyo A-DS650?
If the Multi-Room Remote System of your Onkyo Amplifier does not operate, verify that all connections are correct. Ensure the remote controller is aimed at the A-DS650 remote control sensor and that there are no obstructions blocking the path between the remote and the sensor.
What to do if no video screen appears when VIDEO-2 are selected on my Onkyo A-DS650 Amplifier?
If you select VIDEO-2 on your Onkyo Amplifier and no video screen appears, check the input leads, speaker leads, and pin plugs for bad or incorrect connections. Also, ensure that IPM is turned OFF.
Why does my Onkyo A-DS650 sound rough or scratchy?
If you experience a rough or scratchy sound, or the high range is not clear on your Onkyo Amplifier, replace the pick-up stylus if it is worn. Clean the stylus tip if it is dirty. Decrease the treble level if it is too high.
Why does my Onkyo A-DS650 howl when I turn up the volume?
If you are experiencing howling when the volume is turned up on your Onkyo Amplifier, it may be caused by the turntable and speakers being too close to each other. Move them further away from each other.
All safety and operating instructions should be read and retained for future reference.
Important precautions regarding power, cleaning, and handling for different models.
Diagrams and instructions for connecting audio sources like turntables, tuners, and tape decks.
Information on connecting the unit to AC power outlets and their capacity.
Step-by-step procedure for plugging in the amplifier and turning it on.
Step-by-step guide to configure speaker types, sizes, and distances using the controller.
How to select and play audio sources, adjust volume, and tone controls.
Guide to choosing and setting various surround sound modes for an immersive audio experience.
Detailed explanation of LFE, Re-EQ, Midnight Theater, Hall size, and effect/reverb level adjustments.
Solutions for common problems encountered with the amplifier and its components.
General| Type | Integrated Amplifier |
|---|---|
| Power Output | 65 W + 65 W (4 ohms, 1 kHz, 0.5 % THD, 2 channels driven, IEC) |
| Frequency Response | 10 Hz–100 kHz (+1 dB, -3 dB) |
| Total Harmonic Distortion | 0.08 % (1 kHz, 1 W) |
| Input sensitivity | 200 mV/47 k-ohms (Line) |
| Input Sensitivity/Impedance | 200 mV/47 k-ohms (Line) |
| Input Impedance | 47k ohms |
| Speaker load impedance | 4-16 ohms |
| Speaker Impedance | 4-16 ohms |
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