[SOLVED] LG TV: Bluetooth connected but no sound

[Pavel Frolov]

Unfortunately I have a problem again.

I watch video and sometimes sound disappears and then connection is lost.

For now I caught error logs

Code:

...
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: a2dp-audio.c:403: BT read error: Connection timed out
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: a2dp-audio.c:403: BT read error: Resource temporarily unavailable
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: a2dp-audio.c:403: BT read error: Resource temporarily unavailable
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: a2dp-audio.c:403: BT read error: Resource temporarily unavailable
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: a2dp-audio.c:403: BT read error: Resource temporarily unavailable
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: a2dp-audio.c:403: BT read error: Resource temporarily unavailable
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: a2dp-audio.c:411: BT socket has been closed: 10
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: ba-transport.c:1054: Exiting IO thread: A2DP Sink (SBC)
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: dbus.c:59: Called: org.bluez.MediaEndpoint1.ClearConfiguration() on /org/bluez/hci0/A2DP/SBC/Sink/1
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: bluez.c:332: Disconnecting media endpoint: /org/bluez/hci0/A2DP/SBC/Sink/1
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: ba-transport.c:1006: Closing PCM: 11
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: ba-transport.c:361: Freeing transport: A2DP Sink (SBC)
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: ba-device.c:131: Freeing device: 20:3D:BD:F3:57:3B
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: bluez.c:1009: Signal: org.freedesktop.DBus.ObjectManager.InterfacesRemoved()
Sep 18 08:44:12 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: bluez.c:1009: Signal: org.freedesktop.DBus.ObjectManager.InterfacesRemoved()
Sep 18 08:44:12 frolov-media bluealsa-aplay[19187]: /usr/bin/bluealsa-aplay: D: aplay.c:290: Exiting PCM worker 20:3D:BD:F3:57:3B
Sep 18 08:44:13 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: bluez.c:1009: Signal: org.freedesktop.DBus.ObjectManager.InterfacesRemoved()
Sep 18 08:44:13 frolov-media bluealsa[1100]: /usr/bin/bluealsa: D: bluez.c:1009: Signal: org.freedesktop.DBus.ObjectManager.InterfacesRemoved()
Sep 18 08:44:13 frolov-media systemd[1]: Stopping Bluealsa-aplay...
Sep 18 08:44:13 frolov-media systemd[1]: bluealsa-aplay@b8:27:eb:de:93:4f.service: Succeeded.
Sep 18 08:44:13 frolov-media systemd[1]: Stopped Bluealsa-aplay.
Sep 18 08:44:13 frolov-media systemd[1]: Configuration file /etc/systemd/system/bluealsa-aplay@.service is marked executable. Please remove executable permission bits. Proceeding anyway.
Sep 18 08:44:13 frolov-media systemd[1]: Configuration file /etc/systemd/system/bluealsa-aplay@.service is marked executable. Please remove executable permission bits. Proceeding anyway.
Sep 18 08:44:19 frolov-media bluetoothd[1062]: profiles/audio/avdtp.c:avdtp_connect_cb() connect to 20:3D:BD:F3:57:3B: Host is down (112)
Sep 18 08:44:26 frolov-media bluetoothd[1062]: profiles/audio/avdtp.c:avdtp_connect_cb() connect to 20:3D:BD:F3:57:3B: Host is down (112)
Sep 18 08:44:35 frolov-media bluetoothd[1062]: profiles/audio/avdtp.c:avdtp_connect_cb() connect to 20:3D:BD:F3:57:3B: Host is down (112)