How to fix reception issues on my Denon AVR-391 Stereo Receiver?
To improve reception on your Denon Stereo Receiver, try the following: * Change the antenna orientation or position. * Separate the AM loop antenna from the unit. * Use an FM outdoor antenna. * Separate the antenna from other connection cables.
How to output Dolby TrueHD, DTS-HD, Dolby Digital Plus audio on my Denon Stereo Receiver?
To output Dolby TrueHD, DTS-HD, or Dolby Digital Plus audio on your Denon Stereo Receiver, make HDMI connections.
How do I output DTS sound on my Denon Stereo Receiver?
To output DTS sound on your Denon Stereo Receiver, set "Decode" on the menu to "Auto" or "DTS".
What to do if there is no picture on my Denon AVR-391 Stereo Receiver?
If no picture appears when using your Denon Stereo Receiver, check the TV connection and ensure the TV input is set correctly.
What does "Not Support" mean on my Denon AVR-391 Stereo Receiver display?
If your Denon Stereo Receiver displays "Not Support", the connected iPod may not be compatible or the software version of the connected iPod is outdated. Please make sure the iPod you are connecting is compatible and update to the latest version.
What does "Connection Error" mean on my Denon AVR-391 Stereo Receiver when using an iPod?
If your Denon Stereo Receiver displays "Connection Error" when using an iPod, it means the unit is unable to communicate properly with the iPod. Turn off the power to the unit, disconnect the iPod, and then reconnect it.
Why is my iPod not playing on my Denon Stereo Receiver?
If your iPod isn't playing on your Denon Stereo Receiver, check the iPod connections and ensure the control dock for the iPod’s AC adapter is plugged into a power outlet. Also, switch the input source to "DOCK".
What to do if my Denon Stereo Receiver is not operating properly?
If your Denon Stereo Receiver is not operating correctly, reset the microprocessor.
Why is my Denon AVR-391 display off?
If the display on your Denon Stereo Receiver is off, set "Display" on the menu to something other than "OFF".
Why is there no audio output with HDMI connection on my Denon AVR-391?
If you're not getting any audio with an HDMI connection on your Denon Stereo Receiver, first check the HDMI connector connections. If you want audio from the speakers, set "Audio Out" on the menu to "Amp". If you want audio from the TV, set "Audio Out" on the menu to "TV".
Procedure for checking leakage current before returning the unit.
Points to heed during servicing, covering electric shock and part handling.
Importance of using designated parts for safety properties.
Details power amplifier ratings, input sensitivity, and frequency response.
Covers receiving ranges, sensitivity, and distortion for FM/AM.
Includes power supply, consumption, external dimensions, and weight.
Steps for removing the front panel assembly from the unit.
Procedure for removing the HDMI unit.
Procedure for disassembling the power unit.
Required items and PC setup for firmware update.
Step-by-step guide for updating the AV receiver firmware.
Procedure for adjusting the audio section, focusing on idling current.
Detailed steps for setting the idling current for audio channels.
Troubleshooting steps for power-related problems like no turn-on.
Troubleshooting guide for analog video output problems.
Steps to resolve no picture or sound output via HDMI/DVI.
Component layout diagram for the front printed wiring board.
Component layout diagram for the main printed wiring board.
Component layout diagram for the input printed wiring board.
General| Number of Channels | 5.1 |
|---|---|
| HDMI Inputs | 4 |
| HDMI Outputs | 1 |
| Dolby Formats | Dolby Digital, Dolby Pro Logic II |
| Audio Return Channel | Yes |
| Component Video Inputs | 2 |
| Digital Optical Inputs | 1 |
| Digital Coaxial Inputs | 1 |
| Response Bandwidth | 10 Hz - 100 kHz |
| Signal-To-Noise Ratio | 98 dB |
| THD | 0.08% |
| Input Impedance | 47 kOhms |
| Input Sensitivity | 200 mV |
| Tuner Bands | AM/FM |
| Power Output | 75 Watts per channel |
| DTS Formats | DTS |
| Tuner Frequency Range | FM: 87.5 - 108 MHz |
| Video Inputs/Outputs | Composite |
| Audio Inputs/Outputs | Digital Optical |
| Dimensions | 434 x 151 x 319 mm |
| Weight | 8.5 kg |
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