I just did a fresh install of LM 19 XFCE and I'm not getting any sound. I've looked in pavucontrol and alsamixer, nothing looks wrong to me.
inxi -F
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System: Host: ThinkPad-T520 Kernel: 4.15.0-24-generic x86_64 bits: 64 Desktop: Xfce 4.12.3
Distro: Linux Mint 19 Tara
Machine: Device: laptop System: LENOVO product: 4239CTO v: ThinkPad T520 serial: N/A
Mobo: LENOVO model: 4239CTO serial: N/A UEFI: LENOVO v: 8AET65WW (1.45 ) date: 05/14/2015
Battery BAT0: charge: 32.6 Wh 36.4% condition: 89.5/93.6 Wh (96%)
CPU: Dual core Intel Core i5-2520M (-MT-MCP-) cache: 3072 KB
clock speeds: max: 3200 MHz 1: 1750 MHz 2: 1230 MHz 3: 1452 MHz 4: 1319 MHz
Graphics: Card: Intel 2nd Generation Core Processor Family Integrated Graphics Controller
Display Server: x11 (X.Org 1.19.6 ) drivers: modesetting (unloaded: fbdev,vesa)
Resolution: 1920x1080@60.00hz
OpenGL: renderer: Mesa DRI Intel Sandybridge Mobile version: 3.3 Mesa 18.0.5
Audio: Card Intel 6 Series/C200 Series Family High Definition Audio Controller driver: snd_hda_intel
Sound: Advanced Linux Sound Architecture v: k4.15.0-24-generic
Network: Card-1: Intel 82579LM Gigabit Network Connection driver: e1000e
IF: enp0s25 state: down mac: f0:de:f1:4b:64:93
Card-2: Intel Wireless 7260 driver: iwlwifi
IF: wlp3s0 state: up mac: 80:86:f2:11:86:04
Drives: HDD Total Size: 128.0GB (14.2% used)
ID-1: /dev/sda model: C300 size: 128.0GB
Partition: ID-1: / size: 108G used: 9.2G (9%) fs: ext4 dev: /dev/dm-1
ID-2: /boot size: 705M used: 219M (34%) fs: ext4 dev: /dev/sda2
ID-3: swap-1 size: 8.46GB used: 0.00GB (0%) fs: swap dev: /dev/dm-3
RAID: No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors: System Temperatures: cpu: 45.0C mobo: N/A
Fan Speeds (in rpm): cpu: 1975
Info: Processes: 216 Uptime: 17 min Memory: 778.7/7859.5MB Client: Shell (bash) inxi: 2.3.56
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1 sink(s) available.
* index: 4
name: <alsa_output.pci-0000_00_1b.0.analog-stereo>
driver: <module-alsa-card.c>
flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: RUNNING
suspend cause:
priority: 9039
volume: front-left: 65536 / 100% / 0.00 dB, front-right: 65536 / 100% / 0.00 dB
balance 0.00
base volume: 65536 / 100% / 0.00 dB
volume steps: 65537
muted: no
current latency: 22.85 ms
max request: 4 KiB
max rewind: 64 KiB
monitor source: 6
sample spec: s16le 2ch 44100Hz
channel map: front-left,front-right
Stereo
used by: 2
linked by: 2
configured latency: 23.22 ms; range is 0.50 .. 371.52 ms
card: 0 <alsa_card.pci-0000_00_1b.0>
module: 7
properties:
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "CX20590 Analog"
alsa.id = "CX20590 Analog"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "0"
alsa.card_name = "HDA Intel PCH"
alsa.long_card_name = "HDA Intel PCH at 0xf2520000 irq 33"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:00:1b.0"
sysfs.path = "/devices/pci0000:00/0000:00:1b.0/sound/card0"
device.bus = "pci"
device.vendor.id = "8086"
device.vendor.name = "Intel Corporation"
device.product.id = "1c20"
device.product.name = "6 Series/C200 Series Chipset Family High Definition Audio Controller (ThinkPad T520)"
device.form_factor = "internal"
device.string = "front:0"
device.buffering.buffer_size = "65536"
device.buffering.fragment_size = "32768"
device.access_mode = "mmap+timer"
device.profile.name = "analog-stereo"
device.profile.description = "Analog Stereo"
device.description = "Built-in Audio Analog Stereo"
alsa.mixer_name = "Conexant CX20590"
alsa.components = "HDA:14f1506e,17aa21cf,00100000 HDA:80862805,80860101,00100000"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
ports:
analog-output-speaker: Speakers (priority 10000, latency offset 0 usec, available: unknown)
properties:
device.icon_name = "audio-speakers"
analog-output-headphones: Headphones (priority 9000, latency offset 0 usec, available: no)
properties:
device.icon_name = "audio-headphones"
active port: <analog-output-speaker>
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**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: CX20590 Analog [CX20590 Analog]
Subdevices: 0/1
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
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Codec: Conexant CX20590
Codec: Intel CougarPoint HDMI