sound / ubuntu 20.04

[emilpopel]

всем привет. установил ubuntu 20.04 (была Windows)
пропал звук, полностью .
при инсталяции был.
asiomixer показывает что все ок.

я не очень силен в командах и тд.
помогите , а то я так в прошлый раз навозился ,что пришлось систему сносить.

Код: [Выделить]

uname -a
Linux em4d-S551LN 5.4.0-33-generic #37-Ubuntu SMP Thu May 21 12:53:59 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux

Код: [Выделить]

lspci -knn | grep Net -A3; rfkill list
03:00.0 Network controller [0280]: MEDIATEK Corp. MT7630e 802.11bgn Wireless Network Adapter [14c3:7630]
Subsystem: Foxconn International, Inc. MT7630e 802.11bgn Wireless Network Adapter [105b:e074]
Kernel modules: mt76x0e
04:00.0 3D controller [0302]: NVIDIA Corporation GM108M [GeForce 840M] [10de:1341] (rev a2)
Subsystem: ASUSTeK Computer Inc. GM108M [GeForce 840M] [1043:130d]
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
2: phy2: Wireless LAN
Soft blocked: no
Hard blocked: no

Код: [Выделить]

lspci
00:00.0 Host bridge: Intel Corporation Haswell-ULT DRAM Controller (rev 0b)
00:02.0 VGA compatible controller: Intel Corporation Haswell-ULT Integrated Graphics Controller (rev 0b)
00:03.0 Audio device: Intel Corporation Haswell-ULT HD Audio Controller (rev 0b)
00:04.0 Signal processing controller: Intel Corporation Haswell-ULT Thermal Subsystem (rev 0b)
00:14.0 USB controller: Intel Corporation 8 Series USB xHCI HC (rev 04)
00:16.0 Communication controller: Intel Corporation 8 Series HECI #0 (rev 04)
00:1b.0 Audio device: Intel Corporation 8 Series HD Audio Controller (rev 04)
00:1c.0 PCI bridge: Intel Corporation 8 Series PCI Express Root Port 1 (rev e4)
00:1c.2 PCI bridge: Intel Corporation 8 Series PCI Express Root Port 3 (rev e4)
00:1c.3 PCI bridge: Intel Corporation 8 Series PCI Express Root Port 4 (rev e4)
00:1c.4 PCI bridge: Intel Corporation 8 Series PCI Express Root Port 5 (rev e4)
00:1d.0 USB controller: Intel Corporation 8 Series USB EHCI #1 (rev 04)
00:1f.0 ISA bridge: Intel Corporation 8 Series LPC Controller (rev 04)
00:1f.2 SATA controller: Intel Corporation 8 Series SATA Controller 1 [AHCI mode] (rev 04)
00:1f.3 SMBus: Intel Corporation 8 Series SMBus Controller (rev 04)
00:1f.6 Signal processing controller: Intel Corporation 8 Series Thermal (rev 04)
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 10)
03:00.0 Network controller: MEDIATEK Corp. MT7630e 802.11bgn Wireless Network Adapter
04:00.0 3D controller: NVIDIA Corporation GM108M [GeForce 840M] (rev a2)