[Latitude E6430, IDT 92HD93BXX, Mic, Internal] No sound at all

[Tapas Kumar Sharma]

Inbuilt Microphone input is not working at all. Trying to enable through alsamixer has no effect and no sound is recorded.

ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: alsa-base 1.0.25+dfsg-0ubuntu7
ProcVersionSignature: Ubuntu 5.19.0-45.46~22.04.1-generic 5.19.17
Uname: Linux 5.19.0-45-generic x86_64
ApportVersion: 2.20.11-0ubuntu82.5
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: tsharma 8300 F.... pulseaudio
CasperMD5CheckResult: pass
CurrentDesktop: LXQt
Date: Wed Jun 21 23:34:58 2023
InstallationDate: Installed on 2022-07-17 (339 days ago)
InstallationMedia: Ubuntu 22.04 LTS "Jammy Jellyfish" - Release amd64 (20220419)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaRecordingTest: ALSA recording test through plughw:PCH failed
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_DevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: tsharma 8300 F.... pulseaudio
Symptom_Jack: Mic, Internal
Symptom_Type: No sound at all
Title: [Latitude E6430, IDT 92HD93BXX, Mic, Internal] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/30/2018
dmi.bios.release: 4.6
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A23
dmi.board.name: 0CPWYR
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA23:bd11/30/2018:br4.6:svnDellInc.:pnLatitudeE6430:pvr01:rvnDellInc.:rn0CPWYR:rvrA00:cvnDellInc.:ct9:cvr:skuLatitudeE6430:
dmi.product.name: Latitude E6430
dmi.product.sku: Latitude E6430
dmi.product.version: 01
dmi.sys.vendor: Dell Inc.