É um Lenovo G580
Saída de alguns comandos:
$ lsusb | grep "Bluetooth"
Bus 001 Device 033: ID 0cf3:3004 Atheros Communications, Inc. AR3012 Bluetooth 4.0
$ service bluetooth status
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset
Active: active (running) since Tue 2016-11-15 22:33:25 CET; 4 days ago
Docs: man:bluetoothd(8)
Main PID: 1291 (bluetoothd)
Status: "Running"
CGroup: /system.slice/bluetooth.service
└─1291 /usr/lib/bluetooth/bluetoothd
Nov 15 22:33:25 justanother-PC systemd[1]: Starting Bluetooth service...
Nov 15 22:33:25 justanother-PC bluetoothd[1291]: Bluetooth daemon 5.37
Nov 15 22:33:25 justanother-PC systemd[1]: Started Bluetooth service.
Nov 15 22:33:25 justanother-PC bluetoothd[1291]: Starting SDP server
Nov 15 22:33:25 justanother-PC bluetoothd[1291]: Bluetooth management interface
Mas nas configurações eu vejo isso
Não há nenhum botão de comutação Bluetooth neste laptop. Apenas um atalho funcional Fn + F5 que muda para o modo de voo e vice-versa. Mas isso não ajuda também.
Como consertar isso?
UPDATE
$ lspci -nnk | grep -iA2 net
02:00.0 Ethernet controller [0200]: Qualcomm Atheros AR8162 Fast Ethernet [1969:1090] (rev 10)
Subsystem: Lenovo AR8162 Fast Ethernet [17aa:3979]
Kernel driver in use: alx
Kernel modules: alx
03:00.0 Network controller [0280]: Qualcomm Atheros AR9485 Wireless Network Adapter [168c:0032] (rev 01)
Subsystem: Lenovo AR9485 Wireless Network Adapter [17aa:3218]
Kernel driver in use: ath9k
Kernel modules: ath9k