25Connecting and Using a Source DeviceChapter 03Before ConnectingPre-connection Checkpoints― Before connecting a source device, read the user manual provided with it.The number and locations of ports on source devices may differ from device to device.― Do not connect the power cable until all connections are completed.Connecting the power cable during connection may damage the product.― Connect the sound ports correctly: left = white and right = red.― Check the types of ports at the back of the product you want to connect.