How to Factory Reset / Clear Pairing History of the Aria 90B Dongle

Pease follow the Steps below to reset the dongle in Aria 90B set:

Step 1. Click the following icon to download and install "Bus Hound", the product key you will need is "49940":

Step 2. After installed, you can see this icon on your computer, double click it to open. It only works after restarting your PC, so please choose the restart time according to your need.

Step 3. Click "Devices" on the top, plug the dongle to your computer, once plugged in, the window will update itself to shown as the following, find "USB Composite Device" in the list:

Step 4. Double click "USB Composite Devices" and another small window will pop up, click “USB” in the small window once to choose, usually it is chosen defaultly:

  

Step 5. Under the tab of "USB", click "Interrupt Out" once to choose it, type in resetting code "55 43 00 00 00 00 00 ff" in the first line of the area down below, please refer to the following picture to make sure you type it in correctly:



6. After typing in the numbers in "Step 5", click the icon "Run" on the top left corner, it will start to clear the pairing history of this dongle, it usually can be done in several seconds when you see a "Complete" on the bottom left corner. The dongle will go into pairing mode automatically, flashing blue light rapidly.


7. Enter the headphone into pairing mode by pushing the power button to the Bluetooth icon side and holding it there for 3 seconds, when you see a blue and red light flashing alternertively. Put the dongle and headphone close to each other and let them pair. The light will show solid blue on them when they are paired successfully.

Note: The dongle and headphone will be locked to each other automatically when re-paired after reset, you do not need to pair them again in the next use.
This is only available on a Windows OS, not available on an iMAC OS so far.

Related knowledge:
1. Bluetooth device normally auto-reconnects to its LAST paired / connected device. You might need to make sure the previous used device are Bluetooth-off to avoid interference.
2. It is important to Reset both Bluetooth sender and receiver. In case of cellphone / PC, you can turn off its Bluetooth function and turn it back on.
3. If still not working, you can email us (support@avantree.com) or simply show up online in our twice daily live Zoom Clinic. We will help you to fix it.

Session 1
Zoom Link - https://us02web.zoom.us/j/6557062216
Time: 10-11AM Easter Time || 2-3PM Greenish Mean Time || 3-4PM Frankfurt Time

Session 2
Zoom link - https://us02web.zoom.us/j/6855732479
Time: 11AM-12PM Pacific Time || 2-3PM Eastern Time || 7-8PM Greenish Mean Time || 8-9PM Frankfurt Time