Using the Adtec Digital RD - 70 Multi - Codec Decoder Receiver is easy. First, connect the correct power supply to the device. Then, connect your digital source to the receiver according to the interface type. You can start enjoying the decoded content right away. When using, make sure the power supply voltage matches the device's requirements to avoid damage. Keep the device in a dry and well - ventilated place. Regularly check the connections to ensure they are secure. If there are any issues, disconnect the power supply first before troubleshooting. For long - term storage, clean the device gently with a dry cloth and store it in a protective case.