Denon AVR-989 Getting Started
![Denon AVR-989 manual cover](/images/05e718f05a93c1dbd8fe9c81/thumbs/thumb175x175.webp)
To perform a factory reset on the Denon AVR-989, turn off the unit and hold down the "Power On/Standby" button and the "Source Select" button at the same time until the display shows "Initialized".
First, check that the speaker cables are properly connected and that the correct input source is selected. Additionally, ensure that the mute function is not activated and that the volume is set to an audible level.
The AVR-989 does not support network-based firmware updates. Ensure you have the latest firmware by contacting Denon support for guidance on available updates.
This could be due to overheating or a short circuit. Ensure the unit has proper ventilation and check for any speaker wire short circuits. Also, try resetting the unit to factory settings.
The AVR-989 does not have built-in Bluetooth capability. You will need a Bluetooth adapter that can connect via the auxiliary input.
Connect your speakers to the corresponding terminals and access the setup menu to configure speaker size, distance, and levels. Ensure the input source is set to output in 5.1 surround sound.
Use a dry, soft cloth to clean the exterior. Avoid using any liquid cleaners. Regularly check and clean the ventilation grilles to prevent dust accumulation.
To set up presets, tune to your desired station, then press and hold one of the preset buttons until you hear a beep, indicating the station has been saved.
The AVR-989 supports HDMI, component, and composite video formats. Ensure that your connected devices are compatible with these inputs for optimal performance.
Optimize speaker placement, calibrate your system using the built-in Audyssey setup, and ensure all connections are secure. Additionally, consider upgrading your speaker cables for better performance.