This QSC PLX3002 power amplifier comes with a correct power supply. However, one of the front - side handles is broken, and the area is covered with tape.

To use this QSC PLX3002 power amplifier, first make sure to connect it to the correct power supply. When moving it, be careful around the broken handle area as the tape might not hold very firmly. For maintenance, keep it in a dry and cool place. Regularly check the power connections to ensure stable performance. If you notice any other issues, it's best to consult a professional technician.