Junger Audio d07 - Digital Transmission Processor - Manual (Page 33)

A 4.2. – operation via web browser
You can also update the DSP controller and the DSP itself by pressing
<MODULES FIRMWARE SINGLE UPDATE>
You must select either Controller (*.bin) or DSP (*.can) and select the respective file
from your PC. When done press <START UPDATE OF SELCTED MODULE NOW>
And the firmware will be installed to your d07.