This Yamaha AI8 Analog Input Box comes with (8) Yamaha LMY4 - MLF Input Card(s), specifically designed for PM1D Consoles. It has only undergone a power test. It also includes a proper power supply.

Using the Yamaha AI8 Analog Input Box is quite straightforward. First, make sure you connect it to the PM1D console correctly. Then, plug in the included power supply to power it up. When using it, avoid exposing it to extreme temperatures or moisture. As for maintenance, keep it clean by gently wiping it with a dry cloth regularly. If you encounter any issues, don't try to disassemble it yourself. Instead, contact Yamaha's customer service for assistance.