我的电脑上的所有 USB 端口都不再工作了宏碁 Aspire E1-571G运行 Windows 7 和 Fedora 21 的笔记本电脑。它无法检测到任何东西。例如闪存、USB 鼠标、通过 USB 电缆连接的 Android 手机。手机正在充电，但 Windows 和 Fedora 无法安装它。
我也尝试过此答案中的建议但什么也没有发生。
这是dmesg我在 Fedora Linux 安装中的输出：
[ 3461.467218] usb 1-3: device not accepting address 43, error -71
[ 3461.467274] usb usb1-port3: unable to enumerate USB device
[ 3462.699066] usb 1-1: new full-speed USB device number 44 using xhci_hcd
[ 3462.852139] usb 1-1: device descriptor read/64, error -71
[ 3463.106320] usb 1-1: device descriptor read/64, error -71
[ 3463.462544] usb 1-2: new full-speed USB device number 46 using xhci_hcd
[ 3463.615674] usb 1-2: device descriptor read/64, error -71
[ 3463.869767] usb 1-2: device descriptor read/64, error -71
[ 3464.123921] usb 1-2: new full-speed USB device number 47 using xhci_hcd
[ 3464.277105] usb 1-2: device descriptor read/64, error -71
[ 3464.531199] usb 1-2: device descriptor read/64, error -71
[ 3464.785405] usb 1-2: new full-speed USB device number 48 using xhci_hcd
[ 3464.785592] usb 1-2: Device not responding to setup address.
[ 3464.986645] usb 1-2: Device not responding to setup address.
[ 3465.187638] usb 1-2: device not accepting address 48, error -71
[ 3465.340787] usb 1-2: new full-speed USB device number 49 using xhci_hcd
[ 3465.340971] usb 1-2: Device not responding to setup address.
[ 3465.542052] usb 1-2: Device not responding to setup address.
[ 3465.742994] usb 1-2: device not accepting address 49, error -71
[ 3465.743049] usb usb1-port2: unable to enumerate USB device
[ 3465.896048] usb 1-3: new full-speed USB device number 50 using xhci_hcd
[ 3466.049259] usb 1-3: device descriptor read/64, error -71
編輯：
我找到了这个链接如何修复“设备不接受地址”错误。我认为应该存在一些电源问题，但我不知道该怎么办！
答案1
我发现我的问题是我的电源管理器有问题，并且无法通过任何软件修复它。