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Allison JordanSep 10, 2025
Why does no picture appear on my Denon Stereo Receiver?
- SShawn JimenezSep 10, 2025
If no picture appears on your Denon Stereo Receiver, check the TV connection and make sure the TV input is set correctly.
To Next PageTo Next PageWhy does no picture appear on my Denon Stereo Receiver?
If no picture appears on your Denon Stereo Receiver, check the TV connection and make sure the TV input is set correctly.
Why is there no audio output with HDMI connection on my Denon AVR-791 Stereo Receiver?
If there's no audio output with the HDMI connection on your Denon Stereo Receiver, check the HDMI connector connections. If you want audio from the speakers, set “HDMI Audio Out” on the menu to “Amp.” If you want audio from the TV, set it to “TV.”
Why is Dolby TrueHD, DTS-HD, Dolby Digital Plus audio not outputting on my Denon Stereo Receiver?
If you're not getting Dolby TrueHD, DTS-HD, or Dolby Digital Plus audio from your Denon Stereo Receiver, ensure you are using HDMI connections.
Why is there no sound from the surround back speaker on my Denon AVR-791 Stereo Receiver?
If your Denon Stereo Receiver is not producing sound from the surround back speaker, set “Amp Assign” on the menu to “Normal.” Also, set “Speaker Config.” – “S.Back” on the menu to something other than “None.” Finally, set “Surround Parameter” – “S.Back” on the menu to something other than “OFF,” and ensure the surround mode is not set to “STEREO.”
Why is there no sound from the front height speaker on my Denon AVR-791 Stereo Receiver?
If you're not getting sound from the front height speaker on your Denon Stereo Receiver, set “Surround Parameter” – “Front Height” on the menu to “ON.” Also, set “Amp Assign” on the menu to “Front Height,” and ensure “Speaker Config.” – “Surround” is set to something other than “OFF.”
Why is there no sound from the subwoofer on my Denon AVR-791 Stereo Receiver?
If you're not getting sound from the subwoofer on your Denon Stereo Receiver, check the subwoofer connections and ensure the subwoofer is powered on. Set “Speaker Config.” – “Subwoofer” on the menu to “Yes.” Note that if “Front” and “Center” for “Speaker Config.” are set to “Large”, and “Subwoofer Mode” is set to “LFE”, no sound may be output from the subwoofers, depending on the input signal or selected surround mode.
What should I do if my Denon Stereo Receiver's amplifier circuit has failed?
Turn off the power and please contact the DENON service adviser.
Why isn't my Denon Stereo Receiver recognizing my USB device?
If your Denon Stereo Receiver isn't recognizing a connected USB memory device, check the connection. Ensure the USB memory device conforms to mass storage class and is not connected via a USB hub.
How do I enable DTS sound on my Denon AVR-791 Stereo Receiver?
If you're not getting DTS sound from your Denon Stereo Receiver, set “Decode Mode” on the menu to “Auto” or “DTS.”
How to turn on the display on a Denon AVR-791 Stereo Receiver?
If your Denon Stereo Receiver's display is off, set “Display” on the menu to something other than “OFF.”
General| Number of Channels | 7.1 |
|---|---|
| HDMI Inputs | 4 |
| HDMI Outputs | 1 |
| Audyssey Technologies | Audyssey MultEQ, Audyssey Dynamic Volume, Audyssey Dynamic EQ |
| 4K Pass-Through | No |
| Signal-To-Noise Ratio | 100 dB |
| HDMI Switching | Yes |
| Input Sensitivity | 200 mV |
| THD | 0.08% |
| Surround Sound Effects | Yes |
| Digital Sound Processor (DSP) | Yes |
| DSP Preset Qty | 7 |
| Tuner Bands | AM/FM |
| Preset Station Qty | 56 |
| Auto Preset Memory | Yes |
| HDMI Pass-Through | Yes |
| Frequency Response | 10Hz-100kHz |
| Power Output | 90 W per channel (8 ohms, 20Hz-20kHz, 0.08% THD) |
| Dolby Technologies | Dolby Digital Plus, Dolby TrueHD |
| DTS Technologies | DTS, DTS-HD Master Audio, DTS-HD High Resolution Audio, DTS Neo:6 |
| Response Bandwidth | 10 - 100000 Hz |
| Input Impedance | 47 kΩ |
| Audio D/A Converter | 24-bit / 192kHz |
| DSP Presets | Rock Arena, Jazz Club, Mono Movie, Matrix, Virtual, Game |
| Tuning Range | AM: 520 - 1710 kHz, FM: 87.5 - 108 MHz |
| Connector Type | HDMI |
| Amplifier Output Details | 90W x 7 (8 ohms, 20Hz-20kHz, 0.08% THD) |
| Video Conversion | Yes (Composite to HDMI) |
Step-by-step installation process for the unit and connected devices.
Instructions for connecting speakers, TV, and other source devices.
Procedure for powering on the unit and connected devices.
Automatic speaker setup using the Audyssey system.
How to play back discs from connected players.
Detailed information on connecting various audio/video devices.
Basic playback procedures for different sources.
How to choose surround sound modes for optimal audio.
Setup for speaker configurations other than 5.1.
List of included accessories with the product.
Advanced playback features and functions.
How to play audio in a second room (ZONE2).
Guide to menu operations for detailed configuration.
Using the remote to control other connected AV equipment.
Identification and explanation of front panel controls and indicators.
Trademark information and explanations of terms.
Solutions for common operational problems and errors.
Technical details and specifications of the unit.
