Firmware upgrades: D-series firmware update: v1.088

Mar 1, 2018

This is no longer the latest version, please check Firmware Updates to ensure you install the most recent update on your amplifier.

Firmware upgrades

D-series firmware update:

Please find available for download our latest firmware update for our D-Series amplifiers. Simply use link below to download Zip file, and follow install process.

Description of change: Recommended update, fixes a rare situation which could cause a system failure.

Priority: High, please apply to all models where possible, at the first opportunity.

Instructions for use:

Follow file link to zip, called D Series

      1. Load “D Series.hex” in the root of a USB drive
      2. With the D-series unit off, insert drive into the USB in socket on rear
      3. Turn unit on
      4. Follow on screen instructions – takes a minute or so

You should also be able to find install instructions outlined in your user handbook. Any queries, contact us on

Click here to contact us for more information