 ==========================================
  Aviom Firmware Update For A640 and D800
==========================================

This firmware release updates the firmware in the A640 Personal Mixer to v4.17 
The firmware in the D800/D800-Dante A-Net Distributors remains at v5.06  

Complete documentation for all Aviom products can be found on the Aviom website:
https://www.aviom.com/AviomSupport/Library.php 



==================
  New Features
==================

The A640 v4.17 firmware update adds:

- The Audiogram Self-Test has been added to the Audiogram EQ Setup page in the Mixer Setup window.
- The Audiogram Self-Test presents a set of test tones to the user and creates a profile that includes the user's hearing profile plus the characteristics of the Headphones/earphones being used during the test. 
- The test will automatically pause if there is excessive background noise detected. 
- The Audiogram Self-Test guides the user through the multi-step process which includes initial readings and steps to fine-tune the results. 
- Updated onboard Help text.

An updated A640 User Guide is available at:
https://www.aviom.com/library/User-Guides/A640_User_Guide.pdf


==================
  D800 Firmware   Release date: September 30, 2025
==================
The D800/D800-Dante firmware update adds: 

- Two new Intercom modes when used with the A640 Personal Mixer: Party Line and Grouped
- Clear an Intercom Configuration by holding the USB button for 10 seconds (without a USB stick installed)
- Improved overall performance 
- Updated User Guide

The firmware update is compatible with all D800 series A-Net Distributors.  

NOTE: Dante firmware is NOT updated when updating Aviom firmware in D800 Series products. You must use Audinate's Dante Controller software and its built-in firmware update tool with a Mac/PC connected to the Dante Primary port on your D800-Dante to update the Dante firmware in any Dante device. 

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  Installation
==================
Aviom firmware updates are installed using a USB memory stick. All update files must remain in the Aviom folder structure provided, and must be copied to the root level of the PC-formatted USB memory stick used for the updates. 

Do not change the folder and file structure or the file names. 

Aviom
	> Device_Update
		A640_firmwareA.upd
		D800_firmware.upd
		D800V2_firmware.upd

If you have a USB memory stick with existing Aviom data on it you can copy the new firmware files into its Device_Update folder.


==================
  Updating an A640 
==================

To update an A640 Personal Mixer:
- Copy the downloaded firmware update files to the USB device.
- Insert the USB memory stick in the A640 USB port.
- Press the Mixer Setup button.
- Scroll to select USB File Transfer.
- Press the right encoder button to open the menu.
- Scroll to select Check for A640 Updates.
- Press the right encoder button. 
- Once the update file is found follow the on-screen prompts.

Updates take a few minutes to complete. 


==================
  Updating a D800
==================

To update a D800 or D800-Dante A-Net Distributor:
- Power off the D800.
- Insert the USB stick into the unit's front-panel USB port.
- Power on the D800. 
- The firmware update begins automatically. 
- The front-panel Sync LED blinks during the update process.

Updates take a few minutes to complete. Once the update is complete, A-Net audio data will be transmitted to all connected Personal Mixers. 



