The Logitech Z906 is a legend in the computer audio world. As supply chains change and modern speakers trend toward lower power and non-repairable designs, keeping a Z906 running is a worthy project for any tech enthusiast.

Hold the "Level" button for 5 seconds (until the light turns off). 4. Important Safety Note

However, because the Z906 is so popular, a "grey market" of technical documentation exists.