我有一台联想 Ideapad Slim 7,其显示器连接到 HDMI 端口,运行良好。我还有第二台显示器通过 USB-C 连接到基座。
在显示设置中,我可以看到我有 3 个显示器(主显示器、第二显示器和第三显示器)
由于某种原因,第三个显示器是黑屏,并显示“无 HDMI 信号”
在 Windows 和 Mint 上,第三个显示器运行良好,但由于某种原因,自从我切换到 Ubuntu 22.04 后它就不再工作了。
以下是 lshw 命令的输出:
[sudo] password for bougadabougada:
H/W path Device Class Description
==================================================================
system 82AE (LENOVO_MT_82AE_BU_idea_FM_IdeaPad Slim 7 15IMH05)
/0 bus LNVNB161216
/0/0 memory 128KiB BIOS
/0/4 processor Intel(R) Core(TM) i7-10750H CPU @ 2.60GHz
/0/4/5 memory 384KiB L1 cache
/0/4/6 memory 1536KiB L2 cache
/0/4/7 memory 12MiB L3 cache
/0/24 memory 16GiB System Memory
/0/24/0 memory 8GiB Row of chips DDR4 Synchronous 3200 MHz (0.3 ns)
/0/24/1 memory 8GiB Row of chips DDR4 Synchronous 3200 MHz (0.3 ns)
/0/100 bridge 10th Gen Core Processor Host Bridge/DRAM Registers
/0/100/1 bridge 6th-10th Gen Core Processor PCIe Controller (x16)
/0/100/1/0 /dev/fb0 display TU117M
/0/100/1/0.1 card0 multimedia NVIDIA Corporation
/0/100/1/0.1/0 input22 input HDA NVidia HDMI/DP,pcm=3
/0/100/1/0.1/1 input23 input HDA NVidia HDMI/DP,pcm=7
/0/100/1/0.1/2 input24 input HDA NVidia HDMI/DP,pcm=8
/0/100/1/0.1/3 input25 input HDA NVidia HDMI/DP,pcm=9
/0/100/2 /dev/fb0 display CometLake-H GT2 [UHD Graphics]
/0/100/4 generic Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem
/0/100/12 generic Comet Lake PCH Thermal Controller
/0/100/13 communication Intel Corporation
/0/100/14 bus Comet Lake USB 3.1 xHCI Host Controller
/0/100/14/0 usb1 bus xHCI Host Controller
/0/100/14/0/2 bus USB2.0 Hub
/0/100/14/0/2/3 bus USB2.0 Hub
/0/100/14/0/2/3/3 bus USB2.0 Hub
/0/100/14/0/2/3/3/1 generic USB-I2C Bridge
/0/100/14/0/2/3/3/2 card1 multimedia ThinkPad USB-C Dock Gen2 USB Audio
/0/100/14/0/4 generic Goodix FingerPrint Device
/0/100/14/0/5 input USB Receiver
/0/100/14/0/5/0 input19 input Logitech M705
/0/100/14/0/6 input26 multimedia Integrated Camera: Integrated I
/0/100/14/0/e communication AX201 Bluetooth
/0/100/14/1 usb2 bus xHCI Host Controller
/0/100/14.2 memory RAM memory
/0/100/14.3 wlp0s20f3 network Comet Lake PCH CNVi WiFi
/0/100/15 bus Comet Lake PCH Serial IO I2C Controller #0
/0/100/15.1 bus Comet Lake PCH Serial IO I2C Controller #1
/0/100/16 communication Comet Lake HECI Controller
/0/100/1b bridge Comet Lake PCI Express Root Port #17
/0/100/1b/0 bridge JHL7540 Thunderbolt 3 Bridge [Titan Ridge 2C 2018]
/0/100/1b/0/0 bridge JHL7540 Thunderbolt 3 Bridge [Titan Ridge 2C 2018]
/0/100/1b/0/0/0 generic JHL7540 Thunderbolt 3 NHI [Titan Ridge 2C 2018]
/0/100/1b/0/1 bridge JHL7540 Thunderbolt 3 Bridge [Titan Ridge 2C 2018]
/0/100/1b/0/2 bridge JHL7540 Thunderbolt 3 Bridge [Titan Ridge 2C 2018]
/0/100/1b/0/2/0 bus JHL7540 Thunderbolt 3 USB Controller [Titan Ridge 2C 2018]
/0/100/1b/0/2/0/0 usb3 bus xHCI Host Controller
/0/100/1b/0/2/0/1 usb4 bus xHCI Host Controller
/0/100/1b/0/2/0/1/1 bus USB3.1 Hub
/0/100/1b/0/2/0/1/1/1 generic USB-C Dock Ethernet
/0/100/1b/0/2/0/1/1/3 bus USB3.1 Hub
/0/100/1d bridge Comet Lake PCI Express Root Port #9
/0/100/1d/0 /dev/nvme0 storage SKHynix_HFS512GD9TNG-L3A0B
/0/100/1d/0/0 hwmon3 disk NVMe disk
/0/100/1d/0/2 /dev/ng0n1 disk NVMe disk
/0/100/1d/0/1 /dev/nvme0n1 disk 512GB NVMe disk
/0/100/1d/0/1/1 /dev/nvme0n1p1 volume 511MiB Windows FAT volume
/0/100/1d/0/1/2 /dev/nvme0n1p2 volume 1709MiB EXT4 volume
/0/100/1d/0/1/3 /dev/nvme0n1p3 volume 474GiB EFI partition
/0/100/1f bridge Comet Lake LPC Controller
/0/100/1f/0 system PnP device PNP0c02
/0/100/1f/1 system PnP device PNP0c02
/0/100/1f/2 system PnP device PNP0c02
/0/100/1f/3 system PnP device PNP0c02
/0/100/1f/4 generic PnP device INT3f0d
/0/100/1f/5 input PnP device PNP0303
/0/100/1f/6 system PnP device PNP0c02
/0/100/1f/7 system PnP device PNP0c02
/0/100/1f/8 input21 input Ideapad extra buttons
/0/100/1f.3 card2 multimedia Comet Lake PCH cAVS
/0/100/1f.4 bus Comet Lake PCH SMBus Controller
/0/100/1f.5 bus Comet Lake PCH SPI Controller
/1 power CRB Battery 0
/2 power OEM Define 5
/3 input0 input Lid Switch
/4 input1 input Power Button
/5 input2 input Sleep Button
/6 input20 input Intel HID events
/7 input28 input SYNA2B5A:00 06CB:CD3E Mouse
/8 input29 input SYNA2B5A:00 06CB:CD3E Touchpad
/9 input3 input Power Button
/a input31 input sof-hda-dsp Mic
/b input32 input sof-hda-dsp Headphone
/c input33 input sof-hda-dsp HDMI/DP,pcm=3
/d input34 input sof-hda-dsp HDMI/DP,pcm=4
/e input35 input sof-hda-dsp HDMI/DP,pcm=5
/f input4 input AT Translated Set 2 keyboard
/10 input8 input Video Bus
/11 input9 input Video Bus
/12 enxf8ce7200400d network Ethernet interface
感谢您的帮助