Hallo Kellerkind_2009,
vielen Dank für Deine Antwort.
Hier die Ausgaben der genannten Befehle:
journalctl | grep -i bluetooth:
Okt 25 19:53:30 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: Core ver 2.22
Okt 25 19:53:30 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: HCI device and connection manager initialized
Okt 25 19:53:30 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: HCI socket layer initialized
Okt 25 19:53:30 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: L2CAP socket layer initialized
Okt 25 19:53:30 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: SCO socket layer initialized
Okt 25 19:53:30 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: hci0: BCM: chip id 63
Okt 25 19:53:30 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: hci0: BCM: features 0x07
Okt 25 19:53:31 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: hci0: BCM20702A
Okt 25 19:53:31 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: hci0: BCM20702A1 (001.002.014) build 0000
Okt 25 19:53:31 till-Lenovo-YOGA-3-Pro-1370 kernel: bluetooth hci0: Direct firmware load for brcm/BCM20702A1-0489-e07a.hcd failed with error -2
Okt 25 19:53:31 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: hci0: BCM: Patch brcm/BCM20702A1-0489-e07a.hcd not found
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 systemd[1]: Starting Bluetooth service...
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 bluetoothd[683]: Bluetooth daemon 5.46
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 systemd[1]: Started Bluetooth service.
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 systemd[1]: Reached target Bluetooth.
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 bluetoothd[683]: Starting SDP server
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: BNEP (Ethernet Emulation) ver 1.3
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: BNEP filters: protocol multicast
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: BNEP socket layer initialized
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 bluetoothd[683]: Bluetooth management interface 1.14 initialized
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 bluetoothd[683]: Failed to set mode: Blocked through rfkill (0x12)
Okt 25 19:53:32 till-Lenovo-YOGA-3-Pro-1370 NetworkManager[668]: <info> [1508954012.3577] Loaded device plugin: NMBluezManager (/usr/lib/x86_64-linux-gnu/NetworkManager/libnm-device-plugin-bluetooth.so)
Okt 25 19:53:34 till-Lenovo-YOGA-3-Pro-1370 bluetoothd[683]: Failed to set mode: Blocked through rfkill (0x12)
Okt 25 19:53:47 till-Lenovo-YOGA-3-Pro-1370 bluetoothd[683]: Endpoint registered: sender=:1.77 path=/MediaEndpoint/A2DPSource
Okt 25 19:53:47 till-Lenovo-YOGA-3-Pro-1370 bluetoothd[683]: Endpoint registered: sender=:1.77 path=/MediaEndpoint/A2DPSink
Okt 25 19:53:47 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: RFCOMM TTY layer initialized
Okt 25 19:53:47 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: RFCOMM socket layer initialized
Okt 25 19:53:47 till-Lenovo-YOGA-3-Pro-1370 kernel: Bluetooth: RFCOMM ver 1.11
Okt 25 19:53:48 till-Lenovo-YOGA-3-Pro-1370 bluetoothd[683]: Failed to set mode: Blocked through rfkill (0x12)
dmesg | egrep -i 'blue|firm':
[ 2.792293] Bluetooth: Core ver 2.22
[ 2.792309] Bluetooth: HCI device and connection manager initialized
[ 2.792311] Bluetooth: HCI socket layer initialized
[ 2.792314] Bluetooth: L2CAP socket layer initialized
[ 2.792323] Bluetooth: SCO socket layer initialized
[ 2.993769] Bluetooth: hci0: BCM: chip id 63
[ 2.994718] Bluetooth: hci0: BCM: features 0x07
[ 3.010726] Bluetooth: hci0: BCM20702A
[ 3.011717] Bluetooth: hci0: BCM20702A1 (001.002.014) build 0000
[ 3.012502] bluetooth hci0: Direct firmware load for brcm/BCM20702A1-0489-e07a.hcd failed with error -2
[ 3.012505] Bluetooth: hci0: BCM: Patch brcm/BCM20702A1-0489-e07a.hcd not found
[ 4.216165] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 4.216167] Bluetooth: BNEP filters: protocol multicast
[ 4.216170] Bluetooth: BNEP socket layer initialized
[ 19.288094] Bluetooth: RFCOMM TTY layer initialized
[ 19.288101] Bluetooth: RFCOMM socket layer initialized
[ 19.288105] Bluetooth: RFCOMM ver 1.11
Ich freue mich auf Deine Hinweise.
Viele Grüße