This power amplifier comes with a correct power supply, ensuring stable performance for your installation needs.

To use this QSC CXD4.5 power amplifier, first make sure it's connected to the correct power supply. You can then connect your audio sources to the four channels. When setting it up, keep it in a well - ventilated area to prevent overheating. For maintenance, regularly check the power supply for any signs of damage. Also, clean the amplifier gently with a dry cloth to keep it in good condition. Avoid using it in extremely humid or dusty environments to ensure its longevity.