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Matrix Audio X-Sabre Pro MQA DAC: Firmware Update

Matrix Audio recently came out with a new firmware update for the X-Sabre Pro (MQA) DAC - featuring updates to both MCU and XMOS sections of the unit:

X-SABRE PRO (MQA) MCU v2.5 Firmware Update:

  • Optimization of the MCU firmware according to the XMOS firmware changes;
  • Optimization of the UI on the device screen when playback from an MQA source.

X-SABRE PRO (MQA) XMOS V3.01 Firmware Update:

  • Improvement and optimization of MQA decoding and rendering performance.

*THIS UPDATE IS ONLY AVAILABLE FOR X-SABRE PRO (MQA) DAC, NOT FOR THE NON-MQA VERSION OF THE X-SABRE PRO DAC. PLEASE DO NOT ATTEMPT TO APPLY THIS FIRMWARE TO ANY OTHER MODELS.


Instructions to Update the Firmware

Click the following URL to download the upgrade tool and new firmware files:

https://www.matrix-digi.com/uploads/firmware/X-SABRE_PRO_MQA_Firmware_2.5.rar

WARNING: During the update process, please ensure the X-SABRE Pro (MQA) DAC is connected to the PC with a USB cable and the power supply connection is reliable. Unexpected power supply failure or disconnection will cause the device firmware to be damaged and may not work properly.


Part 1: MCU v2.5 Firmware Update

Matrix Audio X-Sabre Pro (back)

Press and hold the upgrade button on the rear panel, then plug in the power cable, release the upgrade button until the screen shows "Upgrade Mode", as shown below:

Matrix Audio X-Sabre Pro (Upgrade Mode)

2. Connect the X-SABRE Pro (MQA) to PC via USB port, the screen will show “USB Active”, as shown below:

Matrix Audio X-Sabre Pro (USB Active)

3. Run the update tool "Matrix_Audio_DAC_DFU_V1.0.exe", when the X-SABRE Pro (MQA) is connected and recognized by the program, it will show as the following picture:

Matrix Audio DAC DFU v1.0

4. Load the updated image file X-SABRE_Pro_MQA_v2.5.hex, as shown below:

Matrix Audio DAC DFU v1.0

5. Click the "Erase/Program/Verify" button to start the update. The DFU tool will notify you when the update is finished:

Matrix Audio DAC DFU v1.0

6. After the update finished successfully, click the "Reset" button.

Matrix Audio DAC DFU v1.0

Current firmware version could be checked at setting menu, it will display as the following picture when updated successfully:

X-Sabre Pro Firmware v2.5

7. The X-SABRE Pro (MQA) will enter standby mode after reset, now you can wake it up and proceed with the following steps.


Part 2: XMOS v3.01 Firmware Update

1. Turn on the X-SABRE PRO (MQA) DAC and connect it to PC with a USB cable, run "Matrix_AudioDfu.exe" which can be found in driver installer files. Click the following URL to download the latest driver and DFU tool.

https://www.matrix-digi.com/drivers/Matrix_Audio_All_Driver.rar

When the device is recognized by the DFU tool correctly, the current firmware version will be displayed as shown below:

Matrix Audio Firmware Upgrade

2. Browse and find XMOS firmware file X-SABRE_Pro_MQA_XMOS_v3.01.bin, click “Start” button:

Matrix Audio Firmware Upgrade

3. Several seconds later, the program will notify you that the upgrade finished, and the current firmware should display as v3.01, as shown below:

Matrix Audio Firmware Upgrade

4. Reboot the X-SABRE Pro (MQA) after the firmware update.


Learn more about the Matrix Audio X-Sabre Pro MQA DAC:


If you have any questions about installing the latest firmware, please leave a comment below and we'll be happy to help you. Happy listening!


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