This Yamaha M7CL-32 digital audio mixing console comes with firmware version 3.56. It includes the correct power supply. There are only two minor issues: two knob covers are missing, but this doesn't affect the console's functionality at all.

Using this Yamaha M7CL-32 mixing console is easy. First, connect it to the correct power supply included. Then, you can start adjusting the audio channels as you need. When it comes to the missing knob covers, don't worry as it won't impact how the console works. For maintenance, keep it in a dry and clean place. Avoid exposing it to extreme temperatures or humidity. If you notice any other problems, contact a professional technician.