61 ODROID-XU4 USER MANUALUSB-SPDIFHardkernel makes an XU4-compatible S/PDIF (Sony/PhilipsDigital Interface Format) kit with a USB interface, as shown below.This allows you to hook up the audio from the XU4 via USB to an am-plifier (A/V receiver), when the HDMI audio out option is not used.USB-SPDIF kitAttach the cable provided in the kit to the device on one end andthe XU4’s USB port on the other end. Reboot the system. You cancheck to see if the device is detected using the commands:$ lsusb…Bus 003 Device 007: ID 0d8c:013c C-Media Electronics, Inc. CM108Audio Controller…$ sudo lsusb -D /dev/bus/usb/003/007[sudo] password for odroid:Device: ID 0d8c:013c C-Media Electronics, Inc. CM108 Audio Con-trollerDevice Descriptor:bLength 18bDescriptorType 1bcdUSB 1.10bDeviceClass 0 (Defined at Interface level)bDeviceSubClass 0bDeviceProtocol 0bMaxPacketSize0 8idVendor 0x0d8c C-Media Electronics, Inc.idProduct 0x013c CM108 Audio ControllerbcdDevice 1.00iManufacturer 1 C-Media Electronics Inc.iProduct 2 USB PnP Sound DeviceiSerial 0bNumConfigurations 1…Once the device is verified to be recognized by the system, re-Chapter 4