1. Introduction and Overview
The Denon AVR-X8500HA is a high-performance 13.2 channel 8K UHD AV receiver designed to deliver an immersive home theater experience. It supports advanced audio formats such as Dolby Atmos, DTS:X, DTS:X Pro, IMAX Enhanced, and Auro-3D. This receiver also features HEOS Built-in for multi-room music streaming and integrates with voice control systems like Amazon Alexa. Video capabilities include 8K/60Hz and 4K/120Hz pass-through, along with support for various HDR formats including HDR10, HDR10+, Dolby Vision, HLG, and Dynamic HDR.

Figure 1.1: Front view of the Denon AVR-X8500HA AV Receiver.
1.1 What's in the Box
- Denon AVR-X8500HA AV Receiver
- Quick Start Guide
- Remote Controller (RC-1221)
- Power Cord
- Audyssey Setup Microphone
- FM/AM Antennas
- Wireless Antennas (for Wi-Fi/Bluetooth)
2. Setup
2.1 Placement
Place the receiver on a stable, level surface with adequate ventilation. Ensure there is sufficient space around the unit for heat dissipation. Avoid placing it in direct sunlight or near heat sources.
2.2 Connecting Speakers
Connect your speakers to the appropriate terminals on the rear panel. The AVR-X8500HA supports up to 13.2 channels. Ensure correct polarity (+ to + and - to -) for all speaker connections. Refer to the speaker configuration diagrams in the Quick Start Guide for optimal setup based on your speaker layout (e.g., 7.1.6, 9.1.4).
2.3 Connecting Audio/Video Devices
Connect your source devices (e.g., Blu-ray player, game console, streaming device) to the HDMI input ports. Use high-quality HDMI cables, especially for 8K/4K 120Hz signals. The receiver features a dedicated 8K input and supports HDMI 2.1 features. Analog and digital audio inputs are also available for other components.

Figure 2.1: Rear panel connections of the Denon AVR-X8500HA.
2.4 Network Connection
Connect the receiver to your home network via an Ethernet cable or Wi-Fi. This enables HEOS multi-room audio, firmware updates, and control via the HEOS app. Attach the included wireless antennas for Wi-Fi and Bluetooth functionality.
2.5 Initial Setup Assistant and Audyssey Calibration
Upon first power-on, the on-screen Setup Assistant will guide you through speaker connections, network setup, and input assignments. Use the supplied Audyssey MultEQ XT32 microphone to perform room acoustic calibration. This process optimizes the sound for your specific listening environment, ensuring balanced audio performance.
3. Operating Instructions
3.1 Basic Operation
- Power On/Off: Press the POWER button on the front panel or remote control.
- Input Selection: Use the SOURCE SELECT knob on the front panel or the input buttons on the remote to choose your desired audio/video source.
- Volume Control: Adjust the MASTER VOLUME knob on the front panel or the VOLUME +/- buttons on the remote.
3.2 Sound Modes and Audio Formats
The AVR-X8500HA automatically detects and decodes various audio formats. You can manually select different sound modes (e.g., Dolby Atmos, DTS:X, Stereo, Multi-Channel Stereo) using the 'MOVIE', 'MUSIC', or 'GAME' buttons on the remote, or through the on-screen menu. The receiver supports advanced 3D audio formats for an immersive experience.
3.3 HEOS Multi-Room Streaming
Utilize the built-in HEOS technology to stream music wirelessly from services like Spotify, Amazon Music HD, Pandora, and TIDAL. Download the HEOS app to your smartphone or tablet to control music playback across multiple HEOS-enabled devices in your home.
3.4 Voice Control
The receiver is compatible with Amazon Alexa. Enable the Denon HEOS skill in the Alexa app to control functions such as volume, input selection, and music playback using voice commands. Ensure your receiver is connected to the network for this feature.
3.5 Remote Control
The included remote control (RC-1221) provides comprehensive control over all receiver functions. Familiarize yourself with the button layout for easy navigation and operation.

Figure 3.1: Denon AVR-X8500HA Remote Control (RC-1221).
4. Maintenance
4.1 Cleaning
To clean the receiver, wipe the exterior surfaces with a soft, dry cloth. Do not use abrasive cleaners, waxes, or solvents. Ensure the unit is powered off and unplugged before cleaning.
4.2 Firmware Updates
Periodically check for firmware updates to ensure optimal performance and access to new features. Updates can typically be performed via the network connection through the receiver's setup menu.
5. Troubleshooting
If you encounter issues with your Denon AVR-X8500HA, refer to the following common troubleshooting steps:
- No Power: Ensure the power cord is securely connected to both the receiver and a working power outlet. Check the power switch on the rear panel if available.
- No Sound: Verify speaker connections, input source selection, and volume level. Check if the MUTE function is active. Ensure audio output settings on your source device are correct.
- No Video: Confirm HDMI cable connections between the source, receiver, and TV. Check input selection on both the receiver and TV. Ensure video output settings on your source device are compatible.
- Network Connection Issues: Restart your router and modem. Re-run the network setup assistant on the receiver. Ensure Wi-Fi antennas are properly attached.
- Remote Control Not Working: Check the batteries in the remote control. Ensure there are no obstructions between the remote and the receiver's IR sensor.
For more detailed troubleshooting or persistent issues, consult the full online user manual available on the Denon website or contact Denon customer support.
6. Specifications
Key technical specifications for the Denon AVR-X8500HA:
- Channels: 13.2
- Power Output: 150 W per channel (8 ohms, 20 Hz - 20 kHz, 0.05% THD, 2-ch driven)
- HDMI Inputs: 8 (including 1 dedicated 8K input)
- HDMI Outputs: 3
- Video Support: 8K/60Hz, 4K/120Hz pass-through and upscaling, HDR10, HDR10+, Dolby Vision, HLG, Dynamic HDR, VRR, ALLM
- Audio Formats: Dolby Atmos, DTS:X, DTS:X Pro, IMAX Enhanced, Auro-3D
- Wireless Connectivity: Wi-Fi, Bluetooth, HEOS Built-in
- Room Correction: Audyssey MultEQ XT32, Dynamic EQ, Dynamic Volume, LFC
- Dimensions (W x D x H): 17.1 x 18.6 x 7.7 inches (434 x 472 x 195 mm)
- Weight: 51.4 pounds (23.3 kg)

Figure 6.1: Internal view showing 13.2 channel architecture.

Figure 6.2: Receiver display showing 8K video capability.

Figure 6.3: HDMI input ports with 8K support.
7. Warranty and Support
7.1 Product Warranty
Denon products are covered by a limited warranty. The specific terms and duration of the warranty may vary by region and product. Please refer to the warranty card included with your product or visit the official Denon website for detailed warranty information.
7.2 Customer Support
For technical assistance, product inquiries, or service requests, please visit the official Denon support website. You can find FAQs, downloadable manuals, and contact information for customer service representatives.
8. Official Product Videos
No official product videos from the seller are available for embedding in this manual.





