Why does my Denon Media Converter say 'No Disc' even when a CD is loaded?
- JJames PittsSep 13, 2025
If the display shows “No Disc” even though a CD is loaded, it might be that the disc is not properly loaded. Reload the disc.

Why does my Denon Media Converter say 'No Disc' even when a CD is loaded?
If the display shows “No Disc” even though a CD is loaded, it might be that the disc is not properly loaded. Reload the disc.
How to fix a Denon S-52 Media Converter remote that is not working?
If your Denon Media Converter isn't responding to the remote control, try these steps: 1. Replace the batteries with new ones. 2. Ensure you are within the specified operating range. 3. Remove any obstacles between the remote and the main unit. 4. Verify the batteries are inserted correctly, matching the polarity marks. 5. Move the unit away from strong light sources like direct sunlight or fluorescent lights.
Why can't I play internet radio on my Denon Media Converter?
If you're unable to play internet radio on your Denon Media Converter, check the following: * Verify that the Ethernet cable is properly connected and your network is active. * Confirm that the radio program is broadcast in a compatible format (MP3 or WMA). * Examine your computer's or router's firewall settings. * Ensure the radio station is currently broadcasting. * Check the set’s IP address.
What to do if a specific part of a disc is not played on my Denon S-52 Media Converter?
If a specific part of a disc is not playing, the disc is likely dirty or scratched. Wipe the dirt off the disc or replace the disc.
What to do if my Denon S-52 cannot play Internet radio?
If you're having trouble playing internet radio, check the following: * Ensure the Ethernet cable is properly connected and your network is connected. * Confirm that the program is being broadcast in a compatible format (MP3 and WMA are supported). * Check the computer's or router's firewall settings. * Verify that the radio station is currently broadcasting. * Check the set's IP address.
What to do if my Denon Media Converter display is not lit and sound is not produced when the power switch is set to on?
If the display is not lit and no sound is produced when the power switch is on, the power cord may not be plugged in securely. Plug the power cord into the wall power outlet.
What does 'CHECK ANTENNA' mean on my Denon Media Converter in XM mode?
If “CHECK ANTENNA” is displayed in the XM mode on your Denon Media Converter, check that the XM antenna is securely connected to the XM Mini-Tuner Dock and inspect the antenna cable for damage. Replace the antenna if the cable is damaged.
What does 'OFF AIR' mean on my Denon S-52 Media Converter in XM mode?
If “OFF AIR” is displayed in the XM mode on your Denon Media Converter, the XM channel you selected is not currently broadcasting. Check back later, or select another channel.
What to do if my Denon Media Converter does not play the disc when button 1/3 is pressed?
If the disc is not played when the 1/3 button is pressed, the disc might be dirty or scratched. Wipe the dirt off the disc or replace it.
What to do if my Denon Media Converter won't turn on?
If the display is not lit and no sound is produced on your Denon Media Converter when the power switch is on, ensure the power cord is securely plugged into the wall power outlet.
| RMS rated power | 20 W |
|---|---|
| Connectivity technology | Wireless |
| Impedance | 4 Ω |
| Interface | USB |
| USB 2.0 ports quantity | USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them. |
| Ethernet LAN (RJ-45) ports | 1 |
| Ethernet LAN | Yes |
| Product color | Black |
| Audio formats supported | AAC, MP3, WAV, WMA |
| Power requirements | 100 - 240 V, 50/60 Hz |
| Power consumption (standby) | 0.3 W |
| Power consumption (typical) | 37 W |
| Depth | 226 mm |
|---|---|
| Width | 380 mm |
| Height | 126 mm |
| Weight | 6700 g |
Checks for electrical safety and laser radiation compliance.
Important safety warnings and precautions for servicing.
Description of the initial value for laser drive current.
Procedure to check Iop and the replacement criterion.
Process for replacing the traverse unit.
Method for checking laser current (Iop) in test mode.
Precautions to prevent laser diode damage during handling.
Procedure for replacing the traverse unit based on Iop check.
Steps to diagnose and resolve LCD display problems.
Troubleshooting steps for playback and audio output problems.
Steps to diagnose and resolve connectivity problems.
Comprehensive lists of components for various PWB units.
Schematic showing connections for the S-32 model.
Schematic showing connections for the S-52 model.
Guidelines for checking waveforms on the FEP and test points.
Diagrams showing expected waveforms for RF, CD loading, CD play, and power amp signals.
Detailed circuit diagrams for the main unit and its blocks.
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