To Next PageTo Next PageWhat to do if there is no audio output with HDMI connection on Denon AVR-991?
If you're not getting any audio with an HDMI connection on your Denon Stereo Receiver, first verify the HDMI connector connections. If using speakers for HDMI audio output, set “HDMI Audio Out” on the menu to “AMP.” Alternatively, if you want the audio from the TV, set “HDMI Audio Out” on the menu to “TV.”
Why no sound is produced from surround back speaker on Denon AVR-991?
If no sound is produced from the surround back speaker of your Denon Stereo Receiver, ensure that “Amp Assign” on the menu is set to “Normal.” Also, check that “Speaker Config.” – “S.Back” is set to something other than “None,” and “Surround Parameter” – “S.Back” is not set to “OFF.” Finally, make sure the surround mode is not set to “STEREO.”
Why is there no sound from my subwoofer connected to Denon AVR-991?
If you are not getting any sound from the subwoofer connected to your Denon Stereo Receiver, check the subwoofer connections first. Then, ensure the subwoofer is powered on. Finally, verify that “Speaker Config.” – “Subwoofer” on the menu is set to “Yes.”
Why can't I connect to preset radio stations on my Denon AVR-991?
If you cannot connect to preset or favorite radio stations on your Denon Stereo Receiver, the radio station may not be currently broadcasting; wait a while before trying again. Alternatively, the radio station may no longer be in service, in which case, it is not possible to connect.
Why is the sound broken during playback on my Denon AVR-991?
If the sound is broken during playback on your Denon Stereo Receiver, it may be due to a slow network signal transfer speed or congested communications lines or radio station. This is not a malfunction of the unit itself.
Why no video is output with HDMI connection on my Denon Stereo Receiver?
If no video is output with an HDMI connection on your Denon Stereo Receiver, first, check the connection of the HDMI connectors. Next, ensure the input source matches the connected HDMI connector. Finally, verify if your TV is compatible with copyright protection (HDCP), as incompatible devices may prevent correct video output.
How to fix a Denon AVR-991 when the power does not turn on?
If your Denon Stereo Receiver power does not turn on, ensure the power plug is correctly inserted into the power outlet. Also, the protection circuit might be active; disconnect the power plug, wait 5 to 10 seconds, and then re-insert it.
Why is the power indicator blinking red in intervals of approximately 0.5 seconds on my Denon AVR-991 Stereo Receiver?
If the power indicator on your Denon Stereo Receiver is blinking red in intervals of approximately 0.5 seconds, ensure that you are using speakers with the specified impedance. Also, check the speaker cable for shorts (touching wires); firmly twist the core wire and reconnect it to the speaker terminal.
What does it mean when the power indicator is blinking red in intervals of approximately 2 seconds on Denon AVR-991?
If your Denon Stereo Receiver's power indicator is blinking red in intervals of approximately 2 seconds, it indicates that the temperature inside the unit has risen. Turn off the power and re-apply it after the temperature has sufficiently decreased. Also, reinstall the unit in a location with better ventilation.
What to do if after turning on the power, the power indicator is blinking red in intervals of approximately 0.5 seconds on Denon AVR-991?
If, after turning on your Denon Stereo Receiver, the power indicator is blinking red in intervals of approximately 0.5 seconds, it indicates that the unit's amplifier circuit has failed. Turn off the power and contact the DENON service advisor.
General| Type | AV Receiver |
|---|---|
| Signal-to-Noise Ratio | 102 dB |
| HDMI Outputs | 2 |
| 3D Support | Yes |
| 4K Support | Yes |
| Dolby Atmos | No |
| DTS:X | No |
| Total Harmonic Distortion (THD) | 0.05% |
| Frequency Response | 10Hz - 100kHz |
| Audio Formats Supported | Dolby TrueHD, DTS-HD Master Audio |
| Input Sensitivity/Impedance | 200 mV / 47 k ohms |
| Tone Control | Bass, Treble |
