Known issues:

- When ... a multi-surface system, firmware should be updated on one Surface at a time with the Surface connected to the main gigaACE socket and all other Surfaces disconnected from the MixRack. Alternatively the ... To do this, plug a Cat5 cable between one of the Surface gigaACE/Network ports and one of the MixRack gigaACE/Network ports.
6. Plug ... installing this release and you're positive you have all the knowledge you need for a successful upgrade, download the package, and apply it to your mixer. Check with our website constantly so that you don't miss any update that can improve your device.

  It is highly recommended to always use the most recent driver version available.

Try to set a system restore point before installing a device driver. This will help if you installed an incorrect or mismatched driver. Problems can arise when your hardware device is too old or not supported any longer.