Why won't my Denon PMA-720AE turn on?
If the power indicator doesn't light up and there's no sound when you turn on your Denon Amplifier, check that the power cord is securely plugged into the wall power outlet.
Why is my Denon PMA-720AE Amplifier power on but has no sound?
If the power indicator is lit but there's no sound from your Denon Amplifier, check these potential causes: * Ensure the speaker cables are securely connected. * Verify that the correct input source is selected on the amplifier. * Make sure the volume isn't set to the minimum; adjust it to an audible level. * Confirm the input cables are properly connected.
How to fix Denon PMA-720AE Amplifier when sound comes from only one speaker?
If sound is only coming from one speaker on your Denon Amplifier, check the following: * Make sure the speaker cables are securely connected. * Ensure the input cable is fully connected. * Adjust the balance control knob to correct any left/right imbalance.
How to stop humming sound from Denon PMA-720AE Amplifier when playing records?
If you hear a humming sound when playing records on your Denon Amplifier, consider these potential causes: * Ensure the player’s ground wire is securely connected. * Verify that the cables are fully connected to the PHONO terminals. * Try repositioning the amplifier away from potential interference sources like TVs or VCRs.
Why is the sound distorted when playing records on my Denon PMA-720AE?
If the sound is distorted when playing a record on your Denon Amplifier, try the following: * Adjust the needle pressure to the correct setting. * Inspect the needle tip for any dirt or debris. * Consider replacing the cartridge if it is defective.
Why is the stereo sound reversed on my Denon Amplifier?
If the stereo sound is reversed on your Denon Amplifier, check the speaker and input cable connections to ensure that the left and right channels are correctly connected.
What to do if my Denon Amplifier howls when playing records?
If you experience howling when playing records at high volume on your Denon Amplifier: * Increase the distance between the record player and the speakers. * Use cushions or other absorbent materials to isolate the speakers and reduce vibration transmission to the player.
General| Amplifier class | - |
|---|---|
| Frequency range | 10 - 100000 Hz |
| Input sensitivity | 120 mV |
| Audio output channels | 2.0 channels |
| Peak power per channel | 85 W |
| Signal-to-Noise Ratio (SNR) | 107 dB |
| Total Harmonic Distortion (THD) | 0.7 % |
| RMS power output per channel (8 Ohm) | 50 W |
| AC (power) in | Yes |
| Audio (L/R) in | 5 |
| Audio (L/R) out | 2 |
| Headphone outputs | 1 |
| Purpose | Home |
| Product color | Black |
| Volume control | Rotary |
| Connectivity technology | Wired |
| Built-in display | No |
| AC input voltage | 230 V |
| AC input frequency | 50 Hz |
| Power consumption (standby) | 0.3 W |
| Power consumption (typical) | 200 W |
Weight and Dimensions| Depth | 308 mm |
|---|---|
| Width | 434 mm |
| Height | 121 mm |
| Weight | 7100 g |
Core safety guidelines for using the apparatus.
Alerts regarding electric shock, heat, moisture, and battery handling.
Step-by-step guide for connecting speakers to the unit.
Initial setup steps before operating the unit.
Solutions for common operational problems.
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