Not recognizing mic at startup

Recently my system does not recognize the mic when the system starts until I put out and reinsert its sony jack.

Please post more information about system

inxi -Fazy

and audio devices

pactl list cards
System:
  Kernel: 6.3.5-2-MANJARO arch: x86_64 bits: 64 compiler: gcc v: 13.1.1
    parameters: BOOT_IMAGE=/boot/vmlinuz-6.3-x86_64
    root=UUID=e5aea35f-8363-48a1-aadf-d82e24ebde26 rw quiet splash
    udev.log_priority=3
  Desktop: KDE Plasma v: 5.27.5 tk: Qt v: 5.15.9 wm: kwin_x11 vt: 1 dm: SDDM
    Distro: Manjaro Linux base: Arch Linux
Machine:
  Type: Desktop System: Shuttle product: SH110 v: V1.0
    serial: <superuser required>
  Mobo: Shuttle model: FH110 v: 1.0 serial: <superuser required>
    UEFI-[Legacy]: American Megatrends v: 2.03 date: 03/23/2017
Battery:
  Device-1: apple_mfi_fastcharge model: N/A serial: N/A charge: N/A status: N/A
CPU:
  Info: model: Intel Core i5-7400 bits: 64 type: MCP arch: Kaby Lake
    gen: core 7 level: v3 note: check built: 2018 process: Intel 14nm family: 6
    model-id: 0x9E (158) stepping: 9 microcode: 0xF2
  Topology: cpus: 1x cores: 4 smt: <unsupported> cache: L1: 256 KiB
    desc: d-4x32 KiB; i-4x32 KiB L2: 1024 KiB desc: 4x256 KiB L3: 6 MiB
    desc: 1x6 MiB
  Speed (MHz): avg: 1300 min/max: 800/3500 scaling: driver: intel_pstate
    governor: powersave cores: 1: 1300 2: 1300 3: 1300 4: 1300 bogomips: 24008
  Flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
  Vulnerabilities:
  Type: itlb_multihit status: KVM: VMX disabled
  Type: l1tf mitigation: PTE Inversion; VMX: conditional cache flushes, SMT
    disabled
  Type: mds mitigation: Clear CPU buffers; SMT disabled
  Type: meltdown mitigation: PTI
  Type: mmio_stale_data mitigation: Clear CPU buffers; SMT disabled
  Type: retbleed mitigation: IBRS
  Type: spec_store_bypass mitigation: Speculative Store Bypass disabled via
    prctl
  Type: spectre_v1 mitigation: usercopy/swapgs barriers and __user pointer
    sanitization
  Type: spectre_v2 mitigation: IBRS, IBPB: conditional, STIBP: disabled, RSB
    filling, PBRSB-eIBRS: Not affected
  Type: srbds mitigation: Microcode
  Type: tsx_async_abort status: Not affected
Graphics:
  Device-1: Intel HD Graphics 630 vendor: Holco Enterprise Co /Shuttle
    driver: i915 v: kernel arch: Gen-9.5 process: Intel 14nm built: 2016-20
    ports: active: HDMI-A-2 empty: DP-1,DP-2,HDMI-A-1 bus-ID: 00:02.0
    chip-ID: 8086:5912 class-ID: 0300
  Display: x11 server: X.Org v: 21.1.8 compositor: kwin_x11 driver: X:
    loaded: modesetting alternate: fbdev,vesa dri: iris gpu: i915 display-ID: :0
    screens: 1
  Screen-1: 0 s-res: 1920x1080 s-dpi: 96 s-size: 508x285mm (20.00x11.22")
    s-diag: 582mm (22.93")
  Monitor-1: HDMI-A-2 mapped: HDMI-2 model: Asus VP228 serial: <filter>
    built: 2020 res: 1920x1080 hz: 60 dpi: 102 gamma: 1.2
    size: 476x268mm (18.74x10.55") diag: 546mm (21.5") ratio: 16:9 modes:
    max: 1920x1080 min: 720x400
  API: OpenGL v: 4.6 Mesa 23.0.4 renderer: Mesa Intel HD Graphics 630 (KBL
    GT2) direct-render: Yes
Audio:
  Device-1: Intel 100 Series/C230 Series Family HD Audio vendor: Holco
    Enterprise Co /Shuttle driver: snd_hda_intel v: kernel
    alternate: snd_soc_avs bus-ID: 00:1f.3 chip-ID: 8086:a170 class-ID: 0403
  API: ALSA v: k6.3.5-2-MANJARO status: kernel-api with: aoss
    type: oss-emulator tools: alsactl,alsamixer,amixer
  Server-1: JACK v: 1.9.22 status: off tools: N/A
  Server-2: PipeWire v: 0.3.70 status: off with: pipewire-media-session
    status: active tools: pw-cli
  Server-3: PulseAudio v: 16.1 status: active with: pulseaudio-alsa
    type: plugin tools: pacat,pactl
Network:
  Device-1: Intel Ethernet I219-LM driver: e1000e v: kernel port: N/A
    bus-ID: 00:1f.6 chip-ID: 8086:15b7 class-ID: 0200
  IF: enp0s31f6 state: up speed: 1000 Mbps duplex: full mac: <filter>
  IF-ID-1: enp0s20f0u4c4i2 state: down mac: <filter>
  IF-ID-2: vpn0 state: down mac: N/A
Drives:
  Local Storage: total: 223.57 GiB used: 84.35 GiB (37.7%)
  SMART Message: Unable to run smartctl. Root privileges required.
  ID-1: /dev/sda maj-min: 8:0 vendor: Silicon Power
    model: SPCC Solid State Disk size: 223.57 GiB block-size: physical: 512 B
    logical: 512 B speed: 6.0 Gb/s tech: SSD serial: <filter> fw-rev: 61.1
    scheme: MBR
Partition:
  ID-1: / raw-size: 223.57 GiB size: 219 GiB (97.96%) used: 84.35 GiB (38.5%)
    fs: ext4 dev: /dev/sda1 maj-min: 8:1
Swap:
  Kernel: swappiness: 10 (default 60) cache-pressure: 100 (default)
  ID-1: swap-1 type: file size: 16 GiB used: 0 KiB (0.0%) priority: -2
    file: /swapfile
Sensors:
  System Temperatures: cpu: 40.0 C pch: 38.0 C mobo: N/A
  Fan Speeds (RPM): N/A
Info:
  Processes: 292 Uptime: 5h 13m wakeups: 3 Memory: available: 15.08 GiB
  used: 9.52 GiB (63.1%) Init: systemd v: 253 default: graphical
  tool: systemctl Compilers: gcc: 13.1.1 clang: 15.0.7 Packages: pm: pacman
  pkgs: 1412 libs: 331 tools: pamac,paru pm: flatpak pkgs: 0 Shell: Zsh v: 5.9
  default: Bash v: 5.1.16 running-in: konsole inxi: 3.3.27
##########-------------###############
Card #0
	Name: alsa_card.pci-0000_00_1f.3
	Driver: module-alsa-card.c
	Owner Module: 6
	Properties:
		alsa.card = "0"
		alsa.card_name = "HDA Intel PCH"
		alsa.long_card_name = "HDA Intel PCH at 0xdf040000 irq 127"
		alsa.driver_name = "snd_hda_intel"
		device.bus_path = "pci-0000:00:1f.3"
		sysfs.path = "/devices/pci0000:00/0000:00:1f.3/sound/card0"
		device.bus = "pci"
		device.vendor.id = "8086"
		device.vendor.name = "Intel Corporation"
		device.product.id = "a170"
		device.product.name = "100 Series/C230 Series Chipset Family HD Audio Controller"
		device.form_factor = "internal"
		device.string = "0"
		device.description = "Built-in Audio"
		module-udev-detect.discovered = "1"
		device.icon_name = "audio-card-pci"
	Profiles:
		input:analog-stereo: Analog Stereo Input (sinks: 0, sources: 1, priority: 32833, available: yes)
		output:analog-stereo: Analog Stereo Output (sinks: 1, sources: 0, priority: 39268, available: yes)
		output:analog-stereo+input:analog-stereo: Analog Stereo Duplex (sinks: 1, sources: 1, priority: 39333, available: yes)
		output:iec958-stereo: Digital Stereo (IEC958) Output (sinks: 1, sources: 0, priority: 38268, available: yes)
		output:iec958-stereo+input:analog-stereo: Digital Stereo (IEC958) Output + Analog Stereo Input (sinks: 1, sources: 1, priority: 38333, available: yes)
		output:iec958-ac3-surround-51: Digital Surround 5.1 (IEC958/AC3) Output (sinks: 1, sources: 0, priority: 300, available: yes)
		output:iec958-ac3-surround-51+input:analog-stereo: Digital Surround 5.1 (IEC958/AC3) Output + Analog Stereo Input (sinks: 1, sources: 1, priority: 33133, available: yes)
		output:hdmi-stereo: Digital Stereo (HDMI) Output (sinks: 1, sources: 0, priority: 38668, available: yes)
		output:hdmi-stereo+input:analog-stereo: Digital Stereo (HDMI) Output + Analog Stereo Input (sinks: 1, sources: 1, priority: 38733, available: yes)
		output:hdmi-stereo-extra1: Digital Stereo (HDMI 2) Output (sinks: 1, sources: 0, priority: 5700, available: no)
		output:hdmi-stereo-extra1+input:analog-stereo: Digital Stereo (HDMI 2) Output + Analog Stereo Input (sinks: 1, sources: 1, priority: 5765, available: yes)
		output:hdmi-surround-extra1: Digital Surround 5.1 (HDMI 2) Output (sinks: 1, sources: 0, priority: 600, available: no)
		output:hdmi-surround-extra1+input:analog-stereo: Digital Surround 5.1 (HDMI 2) Output + Analog Stereo Input (sinks: 1, sources: 1, priority: 665, available: yes)
		output:hdmi-surround71-extra1: Digital Surround 7.1 (HDMI 2) Output (sinks: 1, sources: 0, priority: 600, available: no)
		output:hdmi-surround71-extra1+input:analog-stereo: Digital Surround 7.1 (HDMI 2) Output + Analog Stereo Input (sinks: 1, sources: 1, priority: 665, available: yes)
		output:hdmi-stereo-extra2: Digital Stereo (HDMI 3) Output (sinks: 1, sources: 0, priority: 5700, available: no)
		output:hdmi-stereo-extra2+input:analog-stereo: Digital Stereo (HDMI 3) Output + Analog Stereo Input (sinks: 1, sources: 1, priority: 5765, available: yes)
		output:hdmi-surround-extra2: Digital Surround 5.1 (HDMI 3) Output (sinks: 1, sources: 0, priority: 600, available: no)
		output:hdmi-surround-extra2+input:analog-stereo: Digital Surround 5.1 (HDMI 3) Output + Analog Stereo Input (sinks: 1, sources: 1, priority: 665, available: yes)
		output:hdmi-surround71-extra2: Digital Surround 7.1 (HDMI 3) Output (sinks: 1, sources: 0, priority: 600, available: no)
		output:hdmi-surround71-extra2+input:analog-stereo: Digital Surround 7.1 (HDMI 3) Output + Analog Stereo Input (sinks: 1, sources: 1, priority: 665, available: yes)
		off: Off (sinks: 0, sources: 0, priority: 0, available: yes)
	Active Profile: output:analog-stereo+input:analog-stereo
	Ports:
		analog-input-front-mic: Front Microphone (type: Mic, priority: 8500, latency offset: 0 usec, not available)
			Properties:
				device.icon_name = "audio-input-microphone"
			Part of profile(s): input:analog-stereo, output:analog-stereo+input:analog-stereo, output:iec958-stereo+input:analog-stereo, output:iec958-ac3-surround-51+input:analog-stereo, output:hdmi-stereo+input:analog-stereo, output:hdmi-stereo-extra1+input:analog-stereo, output:hdmi-surround-extra1+input:analog-stereo, output:hdmi-surround71-extra1+input:analog-stereo, output:hdmi-stereo-extra2+input:analog-stereo, output:hdmi-surround-extra2+input:analog-stereo, output:hdmi-surround71-extra2+input:analog-stereo
		analog-input-rear-mic: Rear Microphone (type: Mic, priority: 8200, latency offset: 0 usec, available)
			Properties:
				device.icon_name = "audio-input-microphone"
			Part of profile(s): input:analog-stereo, output:analog-stereo+input:analog-stereo, output:iec958-stereo+input:analog-stereo, output:iec958-ac3-surround-51+input:analog-stereo, output:hdmi-stereo+input:analog-stereo, output:hdmi-stereo-extra1+input:analog-stereo, output:hdmi-surround-extra1+input:analog-stereo, output:hdmi-surround71-extra1+input:analog-stereo, output:hdmi-stereo-extra2+input:analog-stereo, output:hdmi-surround-extra2+input:analog-stereo, output:hdmi-surround71-extra2+input:analog-stereo
		analog-input-linein: Line In (type: Line, priority: 8100, latency offset: 0 usec, not available)
			Part of profile(s): input:analog-stereo, output:analog-stereo+input:analog-stereo, output:iec958-stereo+input:analog-stereo, output:iec958-ac3-surround-51+input:analog-stereo, output:hdmi-stereo+input:analog-stereo, output:hdmi-stereo-extra1+input:analog-stereo, output:hdmi-surround-extra1+input:analog-stereo, output:hdmi-surround71-extra1+input:analog-stereo, output:hdmi-stereo-extra2+input:analog-stereo, output:hdmi-surround-extra2+input:analog-stereo, output:hdmi-surround71-extra2+input:analog-stereo
		analog-output-lineout: Line Out (type: Line, priority: 9000, latency offset: 0 usec, not available)
			Part of profile(s): output:analog-stereo, output:analog-stereo+input:analog-stereo
		analog-output-headphones: Headphones (type: Headphones, priority: 9900, latency offset: 0 usec, available)
			Properties:
				device.icon_name = "audio-headphones"
			Part of profile(s): output:analog-stereo, output:analog-stereo+input:analog-stereo
		iec958-stereo-output: Digital Output (S/PDIF) (type: SPDIF, priority: 0, latency offset: 0 usec, availability unknown)
			Part of profile(s): output:iec958-stereo, output:iec958-stereo+input:analog-stereo
		hdmi-output-0: HDMI / DisplayPort (type: HDMI, priority: 5900, latency offset: 0 usec, available)
			Properties:
				device.icon_name = "video-display"
				device.product.name = "ASUS VP228"
			Part of profile(s): output:hdmi-stereo, output:hdmi-stereo+input:analog-stereo
		hdmi-output-1: HDMI / DisplayPort 2 (type: HDMI, priority: 5800, latency offset: 0 usec, not available)
			Properties:
				device.icon_name = "video-display"
			Part of profile(s): output:hdmi-stereo-extra1, output:hdmi-stereo-extra1+input:analog-stereo, output:hdmi-surround-extra1, output:hdmi-surround-extra1+input:analog-stereo, output:hdmi-surround71-extra1, output:hdmi-surround71-extra1+input:analog-stereo
		hdmi-output-2: HDMI / DisplayPort 3 (type: HDMI, priority: 5700, latency offset: 0 usec, not available)
			Properties:
				device.icon_name = "video-display"
			Part of profile(s): output:hdmi-stereo-extra2, output:hdmi-stereo-extra2+input:analog-stereo, output:hdmi-surround-extra2, output:hdmi-surround-extra2+input:analog-stereo, output:hdmi-surround71-extra2, output:hdmi-surround71-extra2+input:analog-stereo

I should note that I have used the back mic connector.

PulseAudio Profile and Rear Microphone Port appear to be working as expected, and other sources for Front Microphone and Line In are not available so should not be causing any problem

I suggest you reboot system to recreate the non-working condition
Then get more information about PulseAudio source configuration:

pacmd dump | grep source; pactl list sources

and ALSA settings

amixer --card=0
    ~  pacmd dump | grep source; pactl list sources                                                                                                           ✔ 
set-source-volume alsa_output.pci-0000_00_1f.3.analog-stereo.monitor 0xd2d2
set-source-mute alsa_output.pci-0000_00_1f.3.analog-stereo.monitor no
suspend-source alsa_output.pci-0000_00_1f.3.analog-stereo.monitor no
set-default-source alsa_output.pci-0000_00_1f.3.analog-stereo.monitor
Source #0
        State: RUNNING
        Name: alsa_output.pci-0000_00_1f.3.analog-stereo.monitor
        Description: Monitor of Built-in Audio Analog Stereo
        Driver: module-alsa-card.c
        Sample Specification: s16le 2ch 44100Hz
        Channel Map: front-left,front-right
        Owner Module: 6
        Mute: no
        Volume: front-left: 53970 /  82% / -5.06 dB,   front-right: 53970 /  82% / -5.06 dB
                balance 0.00
        Base Volume: 65536 / 100% / 0.00 dB
        Monitor of Sink: alsa_output.pci-0000_00_1f.3.analog-stereo
        Latency: 0 usec, configured 30000 usec
        Flags: DECIBEL_VOLUME LATENCY 
        Properties:
                device.description = "Monitor of Built-in Audio Analog Stereo"
                device.class = "monitor"
                alsa.card = "0"
                alsa.card_name = "HDA Intel PCH"
                alsa.long_card_name = "HDA Intel PCH at 0xdf040000 irq 127"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:00:1f.3"
                sysfs.path = "/devices/pci0000:00/0000:00:1f.3/sound/card0"
                device.bus = "pci"
                device.vendor.id = "8086"
                device.vendor.name = "Intel Corporation"
                device.product.id = "a170"
                device.product.name = "100 Series/C230 Series Chipset Family HD Audio Controller"
                device.form_factor = "internal"
                device.string = "0"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        Formats:
                pcm
    ~  amixer --card=0                                                                                                                                        ✔ 
Simple mixer control 'Master',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback 0 - 87
  Mono: Playback 75 [86%] [-9.00dB] [on]
Simple mixer control 'Headphone',0
  Capabilities: pswitch
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [on]
  Front Right: Playback [on]
Simple mixer control 'Headphone+LO',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 87
  Mono:
  Front Left: Playback 87 [100%] [0.00dB]
  Front Right: Playback 87 [100%] [0.00dB]
Simple mixer control 'PCM',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 255
  Mono:
  Front Left: Playback 255 [100%] [0.00dB]
  Front Right: Playback 255 [100%] [0.00dB]
Simple mixer control 'Front',0
  Capabilities: pswitch
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [off]
  Front Right: Playback [off]
Simple mixer control 'Front Mic',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 0 [0%] [-34.50dB] [off]
  Front Right: Playback 0 [0%] [-34.50dB] [off]
Simple mixer control 'Front Mic Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 3
  Front Left: 0 [0%] [0.00dB]
  Front Right: 0 [0%] [0.00dB]
Simple mixer control 'Surround',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 87
  Mono:
  Front Left: Playback 0 [0%] [-65.25dB] [off]
  Front Right: Playback 0 [0%] [-65.25dB] [off]
Simple mixer control 'Center',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback 0 - 87
  Mono: Playback 0 [0%] [-65.25dB] [off]
Simple mixer control 'LFE',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback 0 - 87
  Mono: Playback 0 [0%] [-65.25dB] [off]
Simple mixer control 'Line',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 0 [0%] [-34.50dB] [off]
  Front Right: Playback 0 [0%] [-34.50dB] [off]
Simple mixer control 'Line Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 3
  Front Left: 0 [0%] [0.00dB]
  Front Right: 0 [0%] [0.00dB]
Simple mixer control 'IEC958',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'IEC958 Default PCM',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',1
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',2
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'IEC958',16
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Capture',0
  Capabilities: cvolume cswitch
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 63
  Front Left: Capture 63 [100%] [30.00dB] [on]
  Front Right: Capture 63 [100%] [30.00dB] [on]
Simple mixer control 'Capture',1
  Capabilities: cvolume cswitch
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 63
  Front Left: Capture 0 [0%] [-17.25dB] [off]
  Front Right: Capture 0 [0%] [-17.25dB] [off]
Simple mixer control 'Auto-Mute Mode',0
  Capabilities: enum
  Items: 'Disabled' 'Enabled'
  Item0: 'Enabled'
Simple mixer control 'Channel Mode',0
  Capabilities: enum
  Items: '2ch' '4ch' '6ch'
  Item0: '2ch'
Simple mixer control 'Digital',0
  Capabilities: cvolume
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 120
  Front Left: Capture 60 [50%] [0.00dB]
  Front Right: Capture 60 [50%] [0.00dB]
Simple mixer control 'Input Source',0
  Capabilities: cenum
  Items: 'Front Mic' 'Rear Mic' 'Line'
  Item0: 'Rear Mic'
Simple mixer control 'Input Source',1
  Capabilities: cenum
  Items: 'Front Mic' 'Rear Mic' 'Line'
  Item0: 'Front Mic'
Simple mixer control 'Loopback Mixing',0
  Capabilities: enum
  Items: 'Disabled' 'Enabled'
  Item0: 'Disabled'
Simple mixer control 'Rear Mic',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 0 [0%] [-34.50dB] [off]
  Front Right: Playback 0 [0%] [-34.50dB] [off]
Simple mixer control 'Rear Mic Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 3
  Front Left: 2 [67%] [20.00dB]
  Front Right: 2 [67%] [20.00dB]

ALSA settings for microphone capture appear to be OK
'Capture',0 is turned [on] and level set to 100%
'Input Source',0 is set to use 'Rear Mic'

But PulseAudio is not showing a source for the Rear Microphone, only a sink monitor for recording desktop audio playback

I suggest set the card Profile to create an output sink + input source (same as the Active Profile shown in post#3) and set the Rear microphone input as the default-source

pactl set-card-profile alsa_card.pci-0000_00_1f.3 output:analog-stereo+input:analog-stereo;
pactl set-default-source alsa_input.pci-0000_00_1f.3.analog-stereo

If audio capture is still not working as expected, check if the source is shown as muted or suspended
in
pactl list sinks

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