Lenovo N21 Dummy Output

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WackyN21
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Posts: 1
Joined: Thu Dec 02, 2021 3:21 am

Lenovo N21 Dummy Output

Post by WackyN21 »

Hi guys,

I just installed linux mint Linux Mint 20.2 Cinnamon but can't play any sound in my speaker or headphone jack.

Code: Select all

System:    Kernel: 5.4.0-90-generic x86_64 bits: 64 compiler: gcc v: 9.3.0 Desktop: Cinnamon 5.0.7 
           wm: muffin dm: LightDM Distro: Linux Mint 20.2 Uma base: Ubuntu 20.04 focal 
Machine:   Type: Laptop System: GOOGLE product: Enguarde v: 1.0 serial: <filter> Chassis: type: 9 
           serial: <filter> 
           Mobo: GOOGLE model: Enguarde v: 1.0 serial: <filter> UEFI: coreboot v: MrChromebox-4.14 
           date: 07/25/2021 
Battery:   ID-1: BAT0 charge: 9.6 Wh condition: 32.4/36.6 Wh (88%) volts: 11.7/11.1 
           model: CPT-COS L14C3P6 serial: <filter> status: Charging 
           Device-1: hidpp_battery_0 model: Logitech Marathon Mouse/Performance Plus M705 
           serial: <filter> charge: 10% (should be ignored) status: Discharging 
CPU:       Topology: Dual Core model: Intel Celeron N2840 bits: 64 type: MCP arch: Silvermont 
           rev: 8 L2 cache: 1024 KiB 
           flags: lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx bogomips: 8666 
           Speed: 1896 MHz min/max: 500/2582 MHz Core speeds (MHz): 1: 1192 2: 1259 
Graphics:  Device-1: Intel Atom Processor Z36xxx/Z37xxx Series Graphics & Display driver: i915 
           v: kernel bus ID: 00:02.0 chip ID: 8086:0f31 
           Display: x11 server: X.Org 1.20.11 driver: modesetting unloaded: fbdev,vesa 
           resolution: 1366x768~60Hz 
           OpenGL: renderer: Mesa DRI Intel HD Graphics (BYT) v: 4.2 Mesa 21.0.3 compat-v: 3.0 
           direct render: Yes 
Audio:     Device-1: Intel Atom Processor Z36xxx/Z37xxx Series High Definition Audio 
           driver: snd_hda_intel v: kernel bus ID: 00:1b.0 chip ID: 8086:0f04 
           Sound Server: ALSA v: k5.4.0-90-generic 
Network:   Device-1: Intel Wireless 7260 driver: iwlwifi v: kernel port: 1000 bus ID: 01:00.0 
           chip ID: 8086:08b2 
           IF: wlp1s0 state: up mac: <filter> 
Drives:    Local Storage: total: 14.56 GiB used: 8.16 GiB (56.0%) 
           ID-1: /dev/mmcblk0 model: AGND3R size: 14.56 GiB serial: <filter> 
Partition: ID-1: / size: 13.78 GiB used: 8.15 GiB (59.2%) fs: ext4 dev: /dev/mmcblk0p2 
Sensors:   System Temperatures: cpu: 44.0 C mobo: N/A 
           Fan Speeds (RPM): N/A 
Repos:     No active apt repos in: /etc/apt/sources.list 
           Active apt repos in: /etc/apt/sources.list.d/official-package-repositories.list 
           1: deb http: //packages.linuxmint.com uma main upstream import backport #id:linuxmint_main
           2: deb http: //archive.ubuntu.com/ubuntu focal main restricted universe multiverse
           3: deb http: //archive.ubuntu.com/ubuntu focal-updates main restricted universe multiverse
           4: deb http: //archive.ubuntu.com/ubuntu focal-backports main restricted universe multiverse
           5: deb http: //security.ubuntu.com/ubuntu/ focal-security main restricted universe multiverse
           6: deb http: //archive.canonical.com/ubuntu/ focal partner
Info:      Processes: 190 Uptime: 37m Memory: 3.76 GiB used: 1.56 GiB (41.4%) Init: systemd v: 245 
           runlevel: 5 Compilers: gcc: 9.3.0 alt: 9 Client: Unknown python3.8 client inxi: 3.0.38 


Appreciate any help. Thanks and keep safe to all
Last edited by LockBot on Wed Dec 28, 2022 7:16 am, edited 1 time in total.
Reason: Topic automatically closed 6 months after creation. New replies are no longer allowed.
Semog_Enaz
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Level 1
Posts: 2
Joined: Sun Jun 27, 2021 1:27 am

Re: Lenovo N21 Dummy Output

Post by Semog_Enaz »

Hello, I am also currently facing problems with my laptop audio, I found this page on Mr.Een's post. It has a troubleshooting walkthrough you may consider trying:
http://mreen.epizy.com/SoundFixTips.html?i=1
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