Denon AVR-5308CI - User Manual

Questions and Answers

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Vanessa LiAug 18, 2025
Why does my Denon AVR-5308CI power off suddenly and the power indicator flashes red?
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  Brandon PerryAug 18, 2025
  Your Denon Amplifier might be shutting down and flashing red due to a few reasons: the internal temperature is too high, speaker wires are shorting, the speaker impedance is incorrect, or the unit is damaged. To resolve this: * Turn off the power, let the unit cool completely, and then turn it back on. * Ensure the amplifier is in a well-ventilated area. * Check speaker wires for any contact or stray strands; fix by twisting the core wires tightly or terminating the speaker cables, then reconnect. * Verify you are using speakers with the correct impedance. * If the issue persists, the unit might be damaged; in that case, turn off the power.
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Paul WhiteAug 21, 2025
Why is no sound coming from my Denon AVR-5308CI Amplifier subwoofer?
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  Neil LeeAug 21, 2025
  If you're not getting any sound from your subwoofer, here are a few things to check: * Make sure the subwoofer is powered on. * Verify that the receiver recognizes the subwoofer by checking the speaker settings and ensuring the subwoofer is set to “Yes”. * Confirm that all connections are secure. * Adjust the subwoofer volume to a suitable level, ensuring it's not set too low or muted.
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Michael TurnerAug 23, 2025
What to do if there is no sound from surround speakers on my Denon AVR-5308CI Amplifier?
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  Kevin HinesAug 23, 2025
  If you are not getting any sound from your surround speakers, ensure that your Denon Amplifier is set to a surround playback mode instead of “STEREO”.
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Zachary GomezAug 26, 2025
How to fix no sound from center speaker on Denon Amplifier?
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  Jordan DavisAug 26, 2025
  If you aren't hearing sound from the center speaker, the mode may be set to something other than “STANDARD” (Dolby/DTS Surround) or “HOME THX CINEMA” when playing a monaural source like TV or AM radio.
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Bradley StaffordAug 28, 2025
How to fix no sound from front height speaker on Denon AVR-5308CI Amplifier?
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  Jonathan CainAug 28, 2025
  If there's no sound from the front height speakers on your Denon Amplifier, check these settings: * In the “Amp Assign” settings, make sure the settings are configured to use front height speakers. * Ensure the front height speaker setting is not set to “None”. * Confirm that the “Extension Channel” setting is set to “Front Height”.
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Judy KnightAug 30, 2025
How to fix no sound from front wide speaker on Denon AVR-5308CI?
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  Margaret DominguezAug 30, 2025
  If you are not getting any sound from your front wide speakers, here are the settings you should check: * In the “Amp Assign” settings, set to use front wide speakers. * Set the front wide speakers to something other than “None”. * Set the “Extension Channel” setting to “Front Wide”.
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mdavidSep 2, 2025
Why is no sound coming from surround back speaker on my Denon AVR-5308CI?
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  Gene HardySep 2, 2025
  If there's no sound from the surround back speaker, check the following: * Ensure the surround back speaker setting is not set to “None”. * Select a surround playback mode that supports 6.1- or 7.1-channel playback. * If the surround back speaker’s power amplifier is assigned to a different channel, change the settings.
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rileynelsonSep 4, 2025
Why is DTS sound not working on my Denon Amplifier?
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  Erin BakerSep 5, 2025
  If DTS sound isn't working, here are a few potential solutions: * Ensure your DVD player’s audio output setting is set to bitstream. Refer to the DVD player’s operating instructions for details. * Confirm that you are using a DTS-compatible player. * Set the unit’s “Decode Mode” setting to “Auto” or “DTS” mode.
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Belinda MccannSep 7, 2025
What to do if HDMI audio signals are not outputting from Denon AVR-5308CI Amplifier speakers?
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  garnerleslieSep 7, 2025
  If HDMI audio signals aren't outputting from the speakers, check that the “Manual Setup” – “HDMI Setup” – “Audio” setting is set to “Amp”.
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Mariah McneilSep 9, 2025
What to do if no test tones are produced when TEST button is pressed on Denon AVR-5308CI Amplifier?
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  Charles MasonSep 9, 2025
  If no test tones are produced when you press the TEST button, set the surround mode to “STANDARD” (Dolby/DTS Surround) or “HOME THX CINEMA” mode.

Denon AVR-5308CI Specifications

General

Amplifier Type	AV Receiver
Channels	7.1
Total Harmonic Distortion (THD)	0.05%
Frequency Response	10 Hz - 100 kHz
Input Impedance	47 kΩ
Input Sensitivity	200 mV
Signal-to-Noise Ratio	100 dB
Dimensions (W x H x D)	434 x 195 x 482 mm (17.1 x 7.7 x 19 inches)
Inputs	HDMI
Outputs	HDMI
Audio Formats Supported	Dolby TrueHD, DTS-HD Master Audio
Video Formats Supported	1080p
Network Connectivity	Ethernet
Power Output (8 ohms)	140W per channel