当我使用微型 USB 电缆将 Kindle Fire 连接到 Ubuntu 14.04 台式机时，什么也没发生。当我检查系统日志时，我得到了这个。
tail -f /var/log/syslog
Sep 5 16:26:22 ubuntu kernel: [539971.504102] usb 1-8.4: USB disconnect, device number 18
Sep 5 16:26:27 ubuntu kernel: [539975.552287] usb 1-8.4: new high-speed USB device number 19 using ehci-pci
Sep 5 16:26:27 ubuntu kernel: [539975.650655] usb 1-8.4: New USB device found, idVendor=1949, idProduct=000d
Sep 5 16:26:27 ubuntu kernel: [539975.650663] usb 1-8.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
Sep 5 16:26:27 ubuntu kernel: [539975.650668] usb 1-8.4: Product: Android
Sep 5 16:26:27 ubuntu kernel: [539975.650672] usb 1-8.4: Manufacturer: Android
Sep 5 16:26:27 ubuntu kernel: [539975.650676] usb 1-8.4: SerialNumber: B05707063456002C
Sep 5 16:26:27 ubuntu mtp-probe: checking bus 1, device 19: "/sys/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.4"
Sep 5 16:26:27 ubuntu mtp-probe: bus: 1, device: 19 was not an MTP device