Bluetooth: HCI device and connection manager initialized Bluetooth: HCI socket layer initialized Bluetooth: L2CAP socket layer initialized Bluetooth: SCO socket layer initializedĠ3:00.0 Network controller : Broadcom Inc. I am using hp laptop and it is inbuilt and wifi is working properly.ħ7666fbfa599aa153406b2201ce4feba /lib/firmware/brcm/BCM43142A0-0a5c-216d.hcd I don't think it is power problem in my case. :-)Īfter Downloading the file manually, i am also getting the same error. I had to remove it from computer and insert it again. What's more surprising is the fact that after removing the firmware file the device didn't come back. usb 5-1: new full-speed USB device number 9 using xhci_hcd usb 5-1: new full-speed USB device number 8 using xhci_hcd usb 5-1: new full-speed USB device number 7 using xhci_hcd usb 5-1: new full-speed USB device number 6 using xhci_hcd usb usb5-port1: unable to enumerate USB device usb 5-1: new full-speed USB device number 5 using xhci_hcd usb 5-1: device descriptor read/8, error -110

usb 5-1: new full-speed USB device number 4 using xhci_hcd usb 5-1: new full-speed USB device number 3 using xhci_hcd usb 5-1: device descriptor read/64, error -110 Usb 5-1: device descriptor read/64, error -110

Device manager what is bcm43142a0