Still no sound on ONDA Obook 20 Plus

I already run your script successfully and there are two audio devices in setting-sound. One is multichannel output, the other is analog output. but all have no sound like before. The log file is below. Could you give me some suggestion?

log file

Jan 31 10:17:39 canyellow-OBOOK-20-PLUS snapd[903]: udevmon.go:146: udev event error: Unable to parse uevent, err: cannot parse libudev event: invalid env data
Jan 31 10:18:27 canyellow-OBOOK-20-PLUS systemd-resolved[672]: Server returned error NXDOMAIN, mitigating potential DNS violation DVE-2018-0001, retrying transaction with reduced feature level UDP.
Jan 31 10:18:27 canyellow-OBOOK-20-PLUS systemd-resolved[672]: Server returned error NXDOMAIN, mitigating potential DNS violation DVE-2018-0001, retrying transaction with reduced feature level UDP.
Jan 31 10:19:20 canyellow-OBOOK-20-PLUS snapd[903]: udevmon.go:146: udev event error: Unable to parse uevent, err: cannot parse libudev event: invalid env data
Jan 31 10:22:06 canyellow-OBOOK-20-PLUS snapd[903]: message repeated 2 times: [ udevmon.go:146: udev event error: Unable to parse uevent, err: cannot parse libudev event: invalid env data]
Jan 31 12:13:50 canyellow-OBOOK-20-PLUS org.gnome.Shell.desktop[1841]: Fontconfig error: Cannot load default config file
Jan 31 12:31:53 canyellow-OBOOK-20-PLUS org.gnome.Shell.desktop[1841]: [30890:30897:0131/123153.356748:ERROR:ssl_client_socket_impl.cc(935)] handshake failed; returned -1, SSL error code 1, net_error -200
Jan 31 12:48:34 canyellow-OBOOK-20-PLUS snapd[903]: udevmon.go:146: udev event error: Unable to parse uevent, err: cannot parse libudev event: invalid env data
Jan 31 13:00:32 canyellow-OBOOK-20-PLUS fcitx-ui-sogou-qimpanel.desktop[2227]: XSMP error:  Offending minor opcode    = 5 (InteractRequest)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.000000] random: get_random_bytes called from start_kernel+0x99/0x55a with crng_init=0
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.020000] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.024732] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.024841] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.024886] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS systemd[1]: Starting Load/Save Screen Backlight Brightness of backlight:intel_backlight...
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS systemd-udevd[312]: Process '/usr/sbin/alsactl -E HOME=/run/alsa restore 0' failed with exit code 99.
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS systemd[1]: Started Load/Save Screen Backlight Brightness of backlight:intel_backlight.
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.044753] PM: Registering ACPI NVS region [mem 0x0008f000-0x0008ffff] (4096 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.044753] PM: Registering ACPI NVS region [mem 0x7b198000-0x7b75ffff] (6062080 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.044753] futex hash table entries: 1024 (order: 4, 65536 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.572945] PCI: pci_cache_line_size set to 64 bytes
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.612211] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.642065] tcp_listen_portaddr_hash hash table entries: 2048 (order: 3, 32768 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.642124] TCP established hash table entries: 32768 (order: 6, 262144 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.642315] TCP bind hash table entries: 32768 (order: 7, 524288 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.642695] UDP hash table entries: 2048 (order: 4, 65536 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.642752] UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    0.643762] PCI: CLS 64 bytes, default 64
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    2.017416] intel_idle: MWAIT substates: 0x33000020
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    2.017419] intel_idle: v0.4.1 model 0x4C
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    2.017895] intel_idle: lapic_timer_reliable_states 0xffffffff
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    2.114885] rtc_cmos 00:04: alarms up to one month, y3k, 242 bytes nvram
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    2.119759] intel_pstate: Intel P-state driver initializing
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    3.007932] random: systemd-udevd: uninitialized urandom read (16 bytes read)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    3.010547] random: systemd-udevd: uninitialized urandom read (16 bytes read)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    3.010575] random: systemd-udevd: uninitialized urandom read (16 bytes read)
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    4.153059] EXT4-fs (mmcblk0p2): re-mounted. Opts: errors=remount-ro
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    5.558367] intel-int3496 INT3496:00: can't request USB MUX GPIO
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    6.010445] intel_sst_acpi 808622A8:00: No matching machine driver found
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    6.098349] fb: switching to inteldrmfb from EFI VGA
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    6.506600] fbcon: inteldrmfb (fb0) is primary device
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    6.507012] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    6.773942] intel_rapl: Found RAPL domain package
Jan 31 13:02:08 canyellow-OBOOK-20-PLUS kernel: [    6.773947] intel_rapl: Found RAPL domain core
Jan 31 13:02:14 canyellow-OBOOK-20-PLUS dbus-daemon[893]: [system] Activating via systemd: service name='org.freedesktop.RealtimeKit1' unit='rtkit-daemon.service' requested by ':1.38' (uid=123 pid=1220 comm="/usr/bin/pulseaudio --daemonize=no " label="unconfined")
Jan 31 13:02:14 canyellow-OBOOK-20-PLUS dbus-daemon[893]: [system] Activating via systemd: service name='org.bluez' unit='dbus-org.bluez.service' requested by ':1.67' (uid=123 pid=1220 comm="/usr/bin/pulseaudio --daemonize=no " label="unconfined")
Binary file (standard input) matches

inxi -F

System:
Host: canyellow-OBOOK-20-PLUS Kernel: 5.2.0+ x86_64 bits: 64 
Desktop: Gnome 3.30.2 Distro: Ubuntu 18.10 (Cosmic Cuttlefish) 
Machine:
Type: Desktop System: ONDA product: OBOOK 20 PLUS v: N/A 
serial: <root required> 
Mobo: CHIPHD model: Cherry Trail CR serial: <root required> 
UEFI: American Megatrends v: CHIPHD date: 03/08/2018 
Battery:
ID-1: axp288_fuel_gauge charge: N/A condition: N/A 
CPU:
Topology: Quad Core model: Intel Atom x5-Z8350 bits: 64 type: MCP 
L2 cache: 1024 KiB 
Speed: 849 MHz min/max: 480/1920 MHz Core speeds (MHz): 1: 814 2: 811 
3: 538 4: 668 
Graphics:
Device-1: Intel Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series 
PCI Configuration Registers 
driver: i915 v: kernel 
Display: x11 server: X.Org 1.20.3 driver: i915 resolution: 1200x1920~51Hz 
OpenGL: renderer: Mesa DRI Intel HD Graphics (Cherrytrail) 
v: 4.5 Mesa 18.2.8 
Audio:
Device-1: Intel HDMI/DP LPE Audio driver: HdmiLpeAudio 
Sound Server: ALSA v: k5.2.0+ 
Network:
Message: No PCI card data found. 
IF-ID-1: wlan0 state: up mac: ac:35:ee:39:7b:80 
Drives:
Local Storage: total: 58.24 GiB used: 10.70 GiB (18.4%) 
ID-1: /dev/mmcblk0 model: CJNB4R size: 58.24 GiB 
Partition:
ID-1: / size: 56.58 GiB used: 10.70 GiB (18.9%) fs: ext4 
dev: /dev/mmcblk0p2 
Sensors:
System Temperatures: cpu: 46.0 C mobo: N/A 
Fan Speeds (RPM): N/A 
Info:
Processes: 247 Uptime: 2h 15m Memory: 3.75 GiB used: 2.10 GiB (56.1%) 
Shell: bash inxi: 3.0.24

heikomat / linux

Still no sound on ONDA Obook 20 Plus #12