입력 장치 모니터는 무엇을 보나요?

스피커에서 음악을 재생하는 동안 pavucontrol을 엽니다.

input Devices, 을 클릭 line in하면 front microphone모두 rear microphone연결이 해제되는데 입력장치는 무엇을 모니터링하나요 Monitor of Family 17h(Models 10h-1fh) HD Audio Controller Analog Stereo? 출력 장치를 모니터링합니까 line out?

Card #1
    Name: alsa_card.pci-0000_09_00.6
    Driver: module-alsa-card.c
    Owner Module: 7
    Properties:
        alsa.card = "1"
        alsa.card_name = "HD-Audio Generic"
        alsa.long_card_name = "HD-Audio Generic at 0xfccc0000 irq 60"
        alsa.driver_name = "snd_hda_intel"
        device.bus_path = "pci-0000:09:00.6"
        sysfs.path = "/devices/pci0000:00/0000:00:08.1/0000:09:00.6/sound/card1"
        device.bus = "pci"
        device.vendor.id = "1022"
        device.vendor.name = "Advanced Micro Devices, Inc. [AMD]"
        device.product.id = "15e3"
        device.product.name = "Family 17h (Models 10h-1fh) HD Audio Controller"
        device.string = "1"
        device.description = "Family 17h (Models 10h-1fh) HD Audio Controller"
        module-udev-detect.discovered = "1"
        device.icon_name = "audio-card-pci"
    Profiles:
        input:analog-stereo: Analog Stereo Input (sinks: 0, sources: 1, priority: 65, available: no)
        output:analog-stereo: Analog Stereo Output (sinks: 1, sources: 0, priority: 6500, available: yes)
        output:analog-stereo+input:analog-stereo: Analog Stereo Duplex (sinks: 1, sources: 1, priority: 6565, available: no)
        output:iec958-stereo: Digital Stereo (IEC958) Output (sinks: 1, sources: 0, priority: 5500, available: yes)
        output:iec958-stereo+input:analog-stereo: Digital Stereo (IEC958) Output + Analog Stereo Input (sinks: 1, sources: 1, priority: 5565, available: no)
        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: 365, available: no)
        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 (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
        analog-input-rear-mic: Rear Microphone (priority: 8200, 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
        analog-input-linein: Line In (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
        analog-output-lineout: Line Out (priority: 9000, latency offset: 0 usec, available)
            Part of profile(s): output:analog-stereo, output:analog-stereo+input:analog-stereo
        analog-output-headphones: Headphones (priority: 9900, latency offset: 0 usec, not 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) (priority: 0, latency offset: 0 usec)
            Part of profile(s): output:iec958-stereo, output:iec958-stereo+input:analog-stereo