Khadas Tone2 PRO Headphone Amplifiers User Guide
- May 15, 2024
- KHADAS
Table of Contents
Khadas Tone2 PRO Headphone Amplifiers
Product Information
Specifications:
- Product Name: Tone2 Pro
- Model Number: N/A
- Compatible Devices: PC
- Supported Firmware: v1.41 and later
- Connection: USB-C to USB-C cable
Product Usage Instructions
How to Update Firmware to v1.41:
- Connect one end of a USB-C to C cable to the USB-C port on your PC.
- Connect the other end of the USB-C to C cable to the USB-C (USB) port on the Tone2 Pro. Ensure LED lights indicate volume mode.
- Run the
DFU Tool’ titledKhadas Tone Firmware Update’ on your PC. - If the device is not recognized, rapidly unplug and plug the USB-C cable until recognition.
- Download Tone2 Pro v1.41 firmware from the provided link based on your requirements.
- Load the firmware by clicking `Browse’ in the DFU Tool.
- Click `Start’ to begin burning the firmware. Progress will be shown by a bar.
- Once completed, the tool will display `Firmware upgrade finished successfully’. Power-cycle the Tone2 Pro for changes to take effect.
Frequently Asked Questions
Q: How can I resolve the issue of Tone2 Pro not being recognized by my PC?
A: Follow the steps mentioned in the manual to update the firmware to v1.41 or later. Ensure proper connection and use the provided DFU Tool for recognition.
Q: Where can I download the firmware for Tone2 Pro?
- A: Firmware downloads are available at the following links:
- For PCM768 support: Tone2 Pro v1.41 Firmware
- For HID volume control support: Tone2 Pro v1.41 Firmware with HID
Q: What should I do after updating the firmware?
A: Power-cycle your Tone2 Pro to ensure that the new firmware is activated and functioning correctly.
How to solve the problem that Tone2 Pro cannot be recognized
If your Tone2 Pro has this issue: After a long period of non-use, when you connect to the computer again, it becomes unrecognized. You can update to v1.41 or later
How to update to firmware v1.41
- Connect one end of a USB-C to C cable to the USB-C port on your PC.
- Connect the other end of the USB-C to C cable to the USB-C (USB) port on the Tone2 Pro. After Tone2 Pro powers up, ensure that the LED lights are indicating that it is in volume mode.
- Run the ‘DFU Tool’, titled ‘Khadas Tone Firmware Update. If no product information is shown in the ‘Device’ section, indicates that your Tone2 Pro is not recognized by your PC, as shown below.
- Rapidly unplug and plug the end of the USB-C to C cable that is connected to your PC, until Tone2 Pro is recognized.
- Download Tone2 Pro v1.41 firmware from the link below:
- https://dI.khadas.com/products/tone2/firmware/tone2pro/tone2pro-xmos-v1.41-221201.zip (supports PCM768, but not HID volume control)
- https://dl.khadas.com/products/tone2/firmware/tone2_pro/tone2pro-mos-hid-v1.41-221201.zip (supports HID volume control, but not PCM768)
- Click ‘Browse’ to load the v1.41 firmware, the ‘Upgrade’ section will show ‘Ready for firmware update’.
- Click ‘Start’ to begin burning the firmware. The burning progress will be shown by the progress bar to the left-side of the ‘Start’ button. Once burning is completed, the ‘Upgrade’ section will print ‘Firmware upgrade finished successfully’. You must now power-cycle your Tone2 Pro for the new firmware to take effect.
Read User Manual Online (PDF format)
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