Using the dbx 286s is quite easy. First, connect the correct power supply to the unit. Make sure the power supply is in good condition and matches the device's requirements. Then, connect your microphone to the appropriate input. When you're done using it, turn off the power to save energy. To keep it in good shape, clean it regularly with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials. Also, store it in a dry and cool place to prevent damage from moisture and heat.