When I run a test like
speaker-test -t wav -c 6
the rear speakers, both left and right, do play but are very quiet in comparison to the front speakers. LFE, whatever that is, is silent.Here's the output of
inxi -Fxxxrz
:Code: Select all
System:
Kernel: 5.4.0-74-generic x86_64 bits: 64 compiler: gcc v: 9.3.0
Desktop: Cinnamon 4.8.6 wm: muffin 4.8.1 dm: LightDM 1.30.0
Distro: Linux Mint 20.1 Ulyssa base: Ubuntu 20.04 focal
Machine:
Type: Laptop System: HUAWEI product: MACHC-WAX9 v: M1020 serial: <filter>
Mobo: HUAWEI model: MACHC-WAX9-PCB v: M1020 serial: <filter> UEFI: HUAWEI
v: 1.18 date: 02/18/2021
Battery:
ID-1: BAT0 charge: 13.7 Wh condition: 56.0/55.2 Wh (101%) volts: 7.3/7.6
model: DYNAPACK HB4593R1ECW-22T type: Li-ion serial: <filter>
status: Discharging cycles: 15
CPU:
Topology: Quad Core model: Intel Core i7-10510U bits: 64 type: MT MCP
arch: Kaby Lake rev: C L2 cache: 8192 KiB
flags: avx avx2 lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
bogomips: 36799
Speed: 800 MHz min/max: 400/4900 MHz Core speeds (MHz): 1: 800 2: 800
3: 800 4: 800 5: 800 6: 800 7: 800 8: 800
Graphics:
Device-1: Intel UHD Graphics driver: i915 v: kernel bus ID: 00:02.0
chip ID: 8086:9b41
Device-2: NVIDIA GP108BM [GeForce MX250] driver: nvidia v: 460.80
bus ID: 01:00.0 chip ID: 10de:1d52
Display: x11 server: X.Org 1.20.9 driver: modesetting,nvidia
unloaded: fbdev,nouveau,vesa resolution: 3000x2000~60Hz
OpenGL: renderer: GeForce MX250/PCIe/SSE2 v: 4.6.0 NVIDIA 460.80
direct render: Yes
Audio:
Device-1: Intel driver: snd_hda_intel v: kernel bus ID: 00:1f.3
chip ID: 8086:02c8
Sound Server: ALSA v: k5.4.0-74-generic
Network:
Device-1: Intel Wireless-AC 9462 driver: iwlwifi v: kernel port: 4000
bus ID: 00:14.3 chip ID: 8086:02f0
IF: wlp0s20f3 state: up mac: <filter>
Drives:
Local Storage: total: 953.87 GiB used: 11.26 GiB (1.2%)
ID-1: /dev/nvme0n1 vendor: Toshiba model: N/A size: 953.87 GiB
speed: 31.6 Gb/s lanes: 4 serial: <filter> rev: AGXA4103 scheme: GPT
Partition:
ID-1: / size: 118.03 GiB used: 11.22 GiB (9.5%) fs: ext4
dev: /dev/nvme0n1p9
Sensors:
System Temperatures: cpu: 59.0 C mobo: N/A gpu: nvidia temp: 70 C
Fan Speeds (RPM): N/A
Repos:
No active apt repos in: /etc/apt/sources.list
Active apt repos in: /etc/apt/sources.list.d/nilarimogard-webupd8-focal.list
1: deb http://ppa.launchpad.net/nilarimogard/webupd8/ubuntu focal main
Active apt repos in: /etc/apt/sources.list.d/official-package-repositories.list
1: deb http://packages.linuxmint.com ulyssa 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: 271 Uptime: 37m Memory: 15.39 GiB used: 2.17 GiB (14.1%)
Init: systemd v: 245 runlevel: 5 Compilers: gcc: 9.3.0 alt: 9 Shell: bash
v: 5.0.17 running in: gnome-terminal inxi: 3.0.38
Here's
alsamixer
:aplay -l
yields:Code: Select all
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC256 Analog [ALC256 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 8: HDMI 2 [HDMI 2]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 9: HDMI 3 [HDMI 3]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 10: HDMI 4 [HDMI 4]
Subdevices: 1/1
Subdevice #0: subdevice #0
aplay -L
yields:Code: Select all
default
Playback/recording through the PulseAudio sound server
surround21
2.1 Surround output to Front and Subwoofer speakers
surround40
4.0 Surround output to Front and Rear speakers
surround41
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50
5.0 Surround output to Front, Center and Rear speakers
surround51
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
null
Discard all samples (playback) or generate zero samples (capture)
samplerate
Rate Converter Plugin Using Samplerate Library
speexrate
Rate Converter Plugin Using Speex Resampler
jack
JACK Audio Connection Kit
oss
Open Sound System
pulse
PulseAudio Sound Server
upmix
Plugin for channel upmix (4,6,8)
vdownmix
Plugin for channel downmix (stereo) with a simple spacialization
sysdefault:CARD=PCH
HDA Intel PCH, ALC256 Analog
Default Audio Device
front:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
Front speakers
surround21:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
2.1 Surround output to Front and Subwoofer speakers
surround40:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
4.0 Surround output to Front and Rear speakers
surround41:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
hdmi:CARD=PCH,DEV=0
HDA Intel PCH, HDMI 0
HDMI Audio Output
hdmi:CARD=PCH,DEV=1
HDA Intel PCH, HDMI 1
HDMI Audio Output
hdmi:CARD=PCH,DEV=2
HDA Intel PCH, HDMI 2
HDMI Audio Output
hdmi:CARD=PCH,DEV=3
HDA Intel PCH, HDMI 3
HDMI Audio Output
hdmi:CARD=PCH,DEV=4
HDA Intel PCH, HDMI 4
HDMI Audio Output
dmix:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
Direct sample mixing device
dmix:CARD=PCH,DEV=3
HDA Intel PCH, HDMI 0
Direct sample mixing device
dmix:CARD=PCH,DEV=7
HDA Intel PCH, HDMI 1
Direct sample mixing device
dmix:CARD=PCH,DEV=8
HDA Intel PCH, HDMI 2
Direct sample mixing device
dmix:CARD=PCH,DEV=9
HDA Intel PCH, HDMI 3
Direct sample mixing device
dmix:CARD=PCH,DEV=10
HDA Intel PCH, HDMI 4
Direct sample mixing device
dsnoop:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
Direct sample snooping device
dsnoop:CARD=PCH,DEV=3
HDA Intel PCH, HDMI 0
Direct sample snooping device
dsnoop:CARD=PCH,DEV=7
HDA Intel PCH, HDMI 1
Direct sample snooping device
dsnoop:CARD=PCH,DEV=8
HDA Intel PCH, HDMI 2
Direct sample snooping device
dsnoop:CARD=PCH,DEV=9
HDA Intel PCH, HDMI 3
Direct sample snooping device
dsnoop:CARD=PCH,DEV=10
HDA Intel PCH, HDMI 4
Direct sample snooping device
hw:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
Direct hardware device without any conversions
hw:CARD=PCH,DEV=3
HDA Intel PCH, HDMI 0
Direct hardware device without any conversions
hw:CARD=PCH,DEV=7
HDA Intel PCH, HDMI 1
Direct hardware device without any conversions
hw:CARD=PCH,DEV=8
HDA Intel PCH, HDMI 2
Direct hardware device without any conversions
hw:CARD=PCH,DEV=9
HDA Intel PCH, HDMI 3
Direct hardware device without any conversions
hw:CARD=PCH,DEV=10
HDA Intel PCH, HDMI 4
Direct hardware device without any conversions
plughw:CARD=PCH,DEV=0
HDA Intel PCH, ALC256 Analog
Hardware device with all software conversions
plughw:CARD=PCH,DEV=3
HDA Intel PCH, HDMI 0
Hardware device with all software conversions
plughw:CARD=PCH,DEV=7
HDA Intel PCH, HDMI 1
Hardware device with all software conversions
plughw:CARD=PCH,DEV=8
HDA Intel PCH, HDMI 2
Hardware device with all software conversions
plughw:CARD=PCH,DEV=9
HDA Intel PCH, HDMI 3
Hardware device with all software conversions
plughw:CARD=PCH,DEV=10
HDA Intel PCH, HDMI 4
Hardware device with all software conversions
usbstream:CARD=PCH
HDA Intel PCH
USB Stream Output
cat /proc/asound/cards
yields:Code: Select all
0 [PCH ]: HDA-Intel - HDA Intel PCH
HDA Intel PCH at 0x6013108000 irq 149
cat /proc/asound/card0/codec* | grep Codec
yields:Code: Select all
Codec: Realtek ALC256
Codec: Intel Kabylake HDMI
hdajackretask
but then before rebooting I get to the step that says "Update initramfs
" and I know mkinitcpio
is not for Mint, so I try to do something comparable with update-initramfs -u -t
but it gives me an error:Code: Select all
ln: failed to create hard link '/boot/initrd.img-5.4.0-74-generic.dpkg-bak' => '/boot/initrd.img-5.4.0-74-generic': Operation not permitted
cp: cannot create regular file '/boot/initrd.img-5.4.0-74-generic.dpkg-bak': Permission denied
initramfs
" step.