Denon AVC-X3700H Owner's Manual page 252

Contents
No sound comes out
No sound comes out of speakers.
Check the connections for all devices. (v p. 37)
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Insert connection cables all the way in.
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Check that input connectors and output connectors are not reversely connected.
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Check cables for damage.
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Check that speaker cables are properly connected. Check that cable core wires come in contact with the metal part on speaker terminals. (v p. 37)
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Securely tighten the speaker terminals. Check speaker terminals for looseness. (v p. 37)
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Check that a proper input source is selected. (v p. 81)
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Adjust the volume. (v p. 82)
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Cancel the mute mode. (v p. 82)
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Check the digital audio input connector setting. (v p. 190)
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Check the digital audio output setting on the connected device. On some devices, the digital audio output is set to off by default.
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When a headphone is plugged into the PHONES jack on the main unit, sound is not output from the speaker terminal and PRE OUT connector.
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Audio is output to your Bluetooth headphones, but not to speakers or pre-outs when "Output Mode" set to "Bluetooth Only". Change "Output Mode" to
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"Bluetooth + Speakers" to output audio from your Bluetooth headphones as well as your speakers or pre-outs. (v p. 233)
No sound comes out when using the DVI-D connection.
When this unit is connected to a device equipped with a DVI-D connector, no sound is output. Make a separate audio connection.
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No sound comes out when selecting Tuner input.
This unit does not have built-in FM/AM tuner. Connect an external tuner to the TUNER inputs.
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Front panel
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Connections Playback
Display Rear panel
search engine
Settings
252
Remote
Tips Appendix
Index