我最近在一台超旧的戴尔 Inspiron 1720 笔记本电脑上安装了 Ubuntu 20.04 LTS。我遇到了蓝牙问题,因为它无法被检测到,如下所示在此处输入图片描述
输出lsusb
列出了蓝牙设备如下
Bus 002 Device 002: ID 05a9:2640 OmniVision Technologies, Inc. OV2640 Webcam
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 004: ID 0a5c:4503 Broadcom Corp. Mouse (Boot Interface Subclass)
Bus 003 Device 003: ID 0a5c:4502 Broadcom Corp. Keyboard (Boot Interface Subclass)
Bus 003 Device 002: ID 0a5c:4500 Broadcom Corp. BCM2046B1 USB 2.0 Hub (part of BCM2046 Bluetooth)
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
但该命令hcitool dev
没有显示任何设备。你能帮我解决这个问题吗?
更新
输出dmesg | grep -i blue
如下
[ 166.859023] Bluetooth: Core ver 2.22
[ 166.859052] Bluetooth: HCI device and connection manager initialized
[ 166.859058] Bluetooth: HCI socket layer initialized
[ 166.859060] Bluetooth: L2CAP socket layer initialized
[ 166.859064] Bluetooth: SCO socket layer initialized
我也寻找过rfkill list
,这里是输出
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
答案1
我使用这些命令来解决这个问题:
$ sudo apt-get 安装 blueman
$ sudo blueman-manager
然后单击您要连接的设备。