Denon AVR-686S AVR-686 Operating Instructions

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Denon AVR-686S AVR-686 Specification

The Denon AVR-686S is a high-performance audio-video receiver designed to deliver exceptional sound quality and versatility for home entertainment systems. It supports a wide range of audio formats, including Dolby Digital, DTS, and Dolby Pro Logic II, ensuring immersive surround sound experiences. The AVR-686S features a robust amplifier section with a power output of 75 watts per channel, capable of driving a full 7.1 channel speaker setup. Connectivity options are comprehensive, including multiple digital audio inputs (optical and coaxial) and analog inputs to accommodate various audio sources.

The receiver incorporates advanced video processing capabilities, with component video inputs and outputs that support high-definition video signals, allowing for seamless integration with HDTVs and other video devices. It includes a range of user-friendly features such as auto setup with microphone calibration and an intuitive on-screen display for easy configuration and operation. The Denon AVR-686S also offers multi-zone audio support, enabling audio playback in different rooms simultaneously, which enhances its flexibility in home audio distribution.

Its design emphasizes both functionality and aesthetics, with a sleek silver finish that complements modern home theater setups. The receiver's remote control is ergonomically designed, providing convenient access to all functions. Overall, the Denon AVR-686S combines superior audio performance, advanced connectivity, and user-friendly features, making it an ideal choice for enthusiasts seeking a reliable and versatile AV receiver for their home entertainment system.

Denon AVR-686S AVR-686 F.A.Q.

How do I reset the Denon AVR-686S to factory settings?

To reset the Denon AVR-686S to factory settings, turn off the unit, then press and hold both the 'Speaker A' and 'Speaker B' buttons while powering the unit back on. Keep holding the buttons until the display starts flashing.

What should I do if there is no sound coming from the speakers?

Ensure that the speaker wires are properly connected and that the correct input source is selected. Also, check the volume level and ensure that the mute function is not activated.

How can I perform a firmware update on the AVR-686S?

The Denon AVR-686S does not support firmware updates via network or USB. Ensure your device is functioning correctly by checking all connections and settings.

Why is my Denon receiver overheating and shutting down?

Ensure the receiver has adequate ventilation and is not placed in a confined space. Clean any dust from the vents and consider using an external fan to improve airflow.

Can I connect my smartphone to the AVR-686S for audio playback?

Yes, you can connect your smartphone to the AVR-686S using an auxiliary cable connected to the analog or digital input, depending on the output available on your smartphone.

What is the procedure for calibrating speaker levels on the Denon AVR-686S?

Use the built-in test tone generator by accessing the setup menu. Navigate to the 'Speaker Setup' section and follow the on-screen instructions to adjust each speaker's level for balanced audio.

How can I troubleshoot a remote control that is not working?

First, replace the batteries in the remote. Ensure there are no obstacles blocking the receiver's IR sensor. If the problem persists, try resetting the remote by removing the batteries and pressing all buttons twice.

What is the recommended maintenance schedule for the AVR-686S?

Regularly dust the exterior and ensure that the unit's vents are free of obstructions. Check all cable connections periodically and ensure firmware settings are optimal.

How do I connect my Denon AVR-686S to a TV?

Use an HDMI cable if your TV supports HDMI connections. Connect the cable from the HDMI output on the AVR-686S to an available HDMI input on your TV. For audio, ensure the TV audio output is routed back to the receiver.

What should I do if the display on my AVR-686S is not working?

Check the display dimmer settings to ensure it is not set to 'Off'. If the problem persists, try resetting the receiver to factory settings. If the issue remains unresolved, professional service may be required.