Why is my Denon S-81 Stereo System producing a humming noise in AM broadcasts?
If you're hearing a humming noise in AM broadcasts on your Denon stereo system, it could be due to interference from signals conveyed through the power supply cord. Try plugging the power plug in the opposite direction. Also, consider connecting an outdoor antenna.
Why is my Denon S-81 display on but there is no sound?
If the display is lit but no sound is coming from your Denon Stereo System, check the following: ensure the speaker cables are securely connected, verify that the input is properly selected, and adjust the volume to an audible level.
How to fix no sound coming from one side of my Denon S-81?
If you're only getting sound from one side of your Denon Stereo System, there are several possible causes. First, check that the speaker cables are securely connected. Next, ensure the input cables are also properly connected. Finally, verify that the left/right balance is correctly adjusted.
How to eliminate buzzing noise in FM broadcasts on my Denon S-81 Stereo System?
To address buzzing noise during FM broadcasts on your Denon Stereo System, ensure the antenna cable is properly connected. If the issue persists, try changing the layout of your equipment or adjusting the positions/directions of the connection cables and antenna, as the noise may be originating from an electronic device or a weak broadcast signal. You can also try connecting an outdoor antenna.
Why won't my Denon S-81 play the disc when I press play?
If your Denon stereo system won't play a disc when you press the play button, the disc may be dirty or scratched. Wipe the dirt off the disc or replace it.
What does “Not Support” mean on my Denon Stereo System when playing MP3 or WMA files?
If your Denon stereo system displays “Not Support” when playing files recorded in MP3 or WMA format, you may have selected a copyright-protected WMA file or a file that cannot be played normally. Use the 8 or 9 button to select a different file.
Why am I only receiving XM channels 0 and 1 on my Denon S-81 Stereo System?
If you are only receiving XM channels 0 and 1 on your Denon Stereo System, it indicates that the XM Tuner is not activated. Contact XM Radio to activate it.
What does “Not Support” mean when playing MP3 or WMA files on my Denon S-81?
If your Denon Stereo System displays “Not Support” when playing files recorded in MP3 or WMA format, it means you have selected a copyright-protected WMA file or a file that cannot be played normally. Use the 8 or 9 button to select a different file.
Why can't a specific section of a disc be played properly on my Denon S-81 Stereo System?
If a specific section of a disc cannot be played properly on your Denon Stereo System, the disc is likely dirty or scratched. Try wiping the dirt off or replacing the disc.
Why can't I use programmed playback on my Denon S-81?
If programmed playback isn't working on your Denon Stereo System, first ensure that the tracks have been programmed properly. Also, programmed playback is not possible with discs containing files in MP3 or WMA format.
Covers caution notices regarding electric shock, fire, and hazardous radiation exposure.
Provides a comprehensive list of safety guidelines for operating the product.
Details FCC compliance, important modification notices, and general notes for residential installations.
Highlights important precautions for using the apparatus, including temperature and moisture.
Lists all parts included with the main unit for initial setup.
Covers pre-use checks, moving the unit, and installation cautions.
Provides instructions and cautions for installing and positioning the SC-S81 speaker system.
Details usable disc types, proper handling, loading procedures, and cautions.
Step-by-step guide for inserting batteries into the remote control unit.
Explains the effective range and angle for operating the remote control.
Identifies and explains the functions of the front panel controls and indicators.
Diagram and identification of the rear panel terminals and connections.
Details the buttons and functions available on the front and rear of the remote control.
General connection notes and identification of various cable types for audio and speakers.
Instructions for connecting speakers and notes on speaker impedance and protective circuits.
Step-by-step guide on how to replace or connect speaker cables securely.
Instructions for assembling and connecting the included AM loop and FM indoor antennas.
Guidance on installing outdoor FM and AM antennas for better reception.
Instructions for connecting the XM Passport System for XM Satellite Radio service.
Procedure for connecting an iPod using the included cable.
Instructions for connecting an iPod using an exclusive control dock.
Instructions for connecting an iPod using an Apple iPod Dock.
Details on connecting a CD recorder and the AC power supply cord.
Instructions on turning the unit on/off, adjusting volume, and controlling bass, treble, and balance.
Guide for operating the disc tray, including opening, closing, and cautions.
Covers selecting stations, tuning, auto-presetting, listening to presets, and tuning modes.
Explains Radio Data System features like PTY, TP, and Radio Text.
Details on XM Satellite Radio service, channels, and subscription information.
Covers checking XM signal strength, channel selection, category search, and direct access.
Step-by-step instructions for setting the internal clock in 12-hour mode.
Guide for setting everyday and once timers, including corrections and checking settings.
Instructions for setting the sleep timer to automatically turn off the unit.
Configuration of low-power standby mode, time display, and eco mode.
Settings for speaker bass sound, location, and room damping for optimal sound quality.
Covers starting, stopping, pausing, fast-forwarding, fast-reversing, and skipping tracks.
Methods for selecting tracks, programmed play, random play, and repeat play modes.
Information on MP3/WMA compatibility, folder/file order, and setting playback modes.
Instructions for playing MP3/WMA files in random order and repeated playback.
Guides for playing music from iPods and portable players using various connection methods.
Details on auto power on and auto function selection modes.
Troubleshooting common symptoms like no display/sound and receiver-specific issues.
Troubleshooting for CD player problems and XM mode signal/broadcast issues.
Detailed technical specifications for receiver, CD player, speakers, and remote control.
General| Channels | 2.0 |
|---|---|
| Audio D/A Converter | 24-bit/192 kHz |
| Dolby Digital | No |
| DTS decoder | No |
| Frequency Response | 20 Hz - 20 kHz |
| Impedance | 6 ohms |
| Input Sensitivity | 200 mV |
| Input Impedance | 47 kOhms |
| Disc Types | CD, CD-R/RW |
| Inputs | Analog Audio x2 |
| Outputs | Headphone x1, Subwoofer Pre-out x1 |
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