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升级至 15.04 后蓝牙无法工作

tag-icon • tag-icon upgrade bluetooth 15.04
升级至 15.04 后蓝牙无法工作

从 14.04 升级到 15.04 后，我的蓝牙不再工作。任务栏中没有图标。当我转到蓝牙在系统设置， 它说蓝牙已禁用。有人知道如何解决这个问题吗？我附上了一些可能有用的详细信息。提前谢谢您。

$ sudo rfkill list all

0: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no
1: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no

$ sudo service bluetooth status

 bluetooth.service - Bluetooth service
   Loaded: loaded (/lib/systemd/system/bluetooth.service; disabled; vendor preset: enabled)
   Active: inactive (dead)
     Docs: man:bluetoothd(8)

$ sudo lsusb; uname -a; lsmod | grep bluetooth; dmesg | grep -i firmware

Bus 003 Device 005: ID 2232:1024
Bus 003 Device 004: ID 0cf3:3004 Atheros Communications, Inc. 
Bus 003 Device 003: ID 2341:0043 Arduino SA Uno R3 (CDC ACM)
Bus 003 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 1532:0016 Razer USA, Ltd DeathAdder Mouse
Bus 001 Device 003: ID 2516:0020  
Bus 001 Device 002: ID 05e3:0608 Genesys Logic, Inc. USB-2.0 4-Port HUB
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Linux felipe-900X3F 3.19.0-15-generic #15-Ubuntu SMP Thu Apr 16 23:32:37 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
bluetooth             491520  3 ath3k,btusb
[    2.140866] psmouse serio1: elantech: assuming hardware version 4 (with firmware version 0x575f00)

答案1

您是否尝试过以下解决方案https://askubuntu.com/a/613622/132783？

那是：

wget https://www.dropbox.com/s/r2pb41rhx65t9zi/BCM20702A0-0a5c-216f.hcd
sudo cp BCM20702A0-0a5c-216f.hcd /lib/firmware/brcm/
sudo modprobe -r btusb
sudo modprobe btusb

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