我当时没有插上电源，而是使用笔记本电脑，没有检查电量，然后它就断电了。我插上电源，现在我仅有的两个 USB 端口不再工作了，我正在运行 xubuntu 20.04 并检查卢斯布-v节目电源电压=0mA用于两个 USB 端口
串行通信
root@galvanometor-ZED-AIRPRO:/home/galvanometor# lspci
00:00.0 Host bridge: Intel Corporation Atom Processor Z36xxx/Z37xxx Series SoC Transaction Register (rev 0f)
00:02.0 VGA compatible controller: Intel Corporation Atom Processor Z36xxx/Z37xxx Series Graphics & Display (rev 0f)
00:14.0 USB controller: Intel Corporation Atom Processor Z36xxx/Z37xxx, Celeron N2000 Series USB xHCI (rev 0f)
00:1a.0 Encryption controller: Intel Corporation Atom Processor Z36xxx/Z37xxx Series Trusted Execution Engine (rev 0f)
00:1f.0 ISA bridge: Intel Corporation Atom Processor Z36xxx/Z37xxx Series Power Control Unit (rev 0f)
瘦身
root@galvanometor-ZED-AIR+PRO:/home/galvanometor# lshw
galvanometor-zed-air-pro
description: Notebook
product: ZED AIR PRO (ZED AIR PRO)
vendor: I-Life Digital Technologies LLC
version: V1.00.01
serial: Type1 - 123456789
width: 64 bits
capabilities: smbios-2.7 dmi-2.7 smp vsyscall32
configuration: boot=normal chassis=notebook family=14.1 Tablet PC sku=ZED AIR PRO uuid=78563412-3412-7856-90AB-CDDEEFAABBCC
*-core
description: Motherboard
product: PTBTWXUFK10BLK
vendor: Visage Telecom Pty Ltd
physical id: 0
version: Type2 - Board Version
serial: Type2 - Board Serial Number
slot: Type2 - Board Chassis Location
*-firmware
description: BIOS
vendor: INSYDE Corp.
physical id: 0
version: ILIFE.WI314.NTNNEBN03
date: 01/07/2017
size: 64KiB
capacity: 3MiB
capabilities: pci upgrade shadowing cdboot bootselect edd int9keyboard int14serial int17printer int10video acpi usb zipboot biosbootspecification netboot
*-cpu
description: CPU
product: Intel(R) Atom(TM) CPU Z3735F @ 1.33GHz
vendor: Intel Corp.
physical id: 4
bus info: cpu@0
version: Intel(R) Atom(TM) CPU Z3735F @ 1.33GHz
slot: CPU 1
size: 737MHz
capacity: 1832MHz
width: 64 bits
clock: 83MHz
capabilities: lm fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp x86-64 constant_tsc arch_perfmon pebs bts rep_good nopl xtopology tsc_reliable nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 movbe popcnt tsc_deadline_timer aes rdrand lahf_lm 3dnowprefetch epb pti ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust smep erms dtherm ida arat md_clear cpufreq
configuration: cores=4 enabledcores=4 threads=1
*-cache:0
description: L1 cache
physical id: 8
slot: Unknown
size: 32KiB
capacity: 32KiB
capabilities: synchronous internal write-back instruction
configuration: level=1
*-cache:1
description: L2 cache
physical id: 9
slot: Unknown
size: 1MiB
capacity: 1MiB
capabilities: synchronous internal write-back unified
configuration: level=2
*-cache
description: L1 cache
physical id: 7
slot: Unknown
size: 24KiB
capacity: 24KiB
capabilities: synchronous internal write-back data
configuration: level=1
*-memory
description: System Memory
physical id: 14
slot: System board or motherboard
size: 2GiB
*-bank:0
description: SODIMM DDR3 Synchronous 1333 MHz (0.8 ns)
product: To be filled by O.E.M
vendor: To be filled by O.E.M
physical id: 0
serial: To be filled by O.E.M
slot: DIMM0
size: 2GiB
width: 32 bits
clock: 1333MHz (0.8ns)
*-bank:1
description: SODIMM DDR3 Synchronous 1333 MHz (0.8 ns) [empty]
product: To be filled by O.E.M
vendor: To be filled by O.E.M
physical id: 1
serial: To be filled by O.E.M
slot: DIMM1
width: 32 bits
clock: 1333MHz (0.8ns)
*-pci
description: Host bridge
product: Atom Processor Z36xxx/Z37xxx Series SoC Transaction Register
vendor: Intel Corporation
physical id: 100
bus info: pci@0000:00:00.0
version: 0f
width: 32 bits
clock: 33MHz
configuration: driver=iosf_mbi_pci
resources: irq:0
*-display
description: VGA compatible controller
product: Atom Processor Z36xxx/Z37xxx Series Graphics & Display
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 0f
width: 32 bits
clock: 33MHz
capabilities: pm msi vga_controller bus_master cap_list rom
configuration: driver=i915 latency=0
resources: irq:74 memory:90000000-903fffff memory:80000000-8fffffff ioport:1000(size=8) memory:c0000-dffff
*-usb
description: USB controller
product: Atom Processor Z36xxx/Z37xxx, Celeron N2000 Series USB xHCI
vendor: Intel Corporation
physical id: 14
bus info: pci@0000:00:14.0
version: 0f
width: 64 bits
clock: 33MHz
capabilities: pm msi xhci bus_master cap_list
configuration: driver=xhci_hcd latency=0
resources: irq:28 memory:90800000-9080ffff
*-usbhost:0
product: xHCI Host Controller
vendor: Linux 5.4.0-65-generic xhci-hcd
physical id: 0
bus info: usb@1
logical name: usb1
version: 5.04
capabilities: usb-2.00
configuration: driver=hub slots=6 speed=480Mbit/s
*-usb
description: USB hub
product: USB 2.0 Hub
vendor: Terminus Technology Inc.
physical id: 2
bus info: usb@1:2
version: 1.11
capabilities: usb-2.00
configuration: driver=hub maxpower=100mA slots=4 speed=480Mbit/s
*-usb:0
description: Keyboard
physical id: 1
bus info: usb@1:2.1
version: 1.00
capabilities: usb-1.10
configuration: driver=usbhid maxpower=100mA speed=2Mbit/s
*-usb:1
description: Video
product: USB 2.0 Web Camera
vendor: Alcor Micro, Corp.
physical id: 3
bus info: usb@1:2.3
version: 0.08
capabilities: usb-2.00
configuration: driver=uvcvideo maxpower=200mA speed=480Mbit/s
*-usbhost:1
product: xHCI Host Controller
vendor: Linux 5.4.0-65-generic xhci-hcd
physical id: 1
bus info: usb@2
logical name: usb2
version: 5.04
capabilities: usb-3.00
configuration: driver=hub slots=1 speed=5000Mbit/s
*-generic
description: Encryption controller
product: Atom Processor Z36xxx/Z37xxx Series Trusted Execution Engine
vendor: Intel Corporation
physical id: 1a
bus info: pci@0000:00:1a.0
version: 0f
width: 32 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list
configuration: driver=mei_txe latency=0
resources: irq:78 memory:90700000-907fffff memory:90600000-906fffff
*-isa
description: ISA bridge
product: Atom Processor Z36xxx/Z37xxx Series Power Control Unit
vendor: Intel Corporation
physical id: 1f
bus info: pci@0000:00:1f.0
version: 0f
width: 32 bits
clock: 33MHz
capabilities: isa bus_master cap_list
configuration: driver=lpc_ich latency=0
resources: irq:0
*-pnp00:00
product: PnP device PNP0b00
physical id: 1
capabilities: pnp
configuration: driver=rtc_cmos
*-pnp00:01
product: PnP device PNP0c02
physical id: 2
capabilities: pnp
configuration: driver=system
*-pnp00:02
product: PnP device PNP0501
physical id: 3
capabilities: pnp
configuration: driver=serial
*-battery
description: Lithium Ion Battery
product: SR Real Battery
vendor: Intel SR 1
physical id: 1
version: Date
serial: 123456789
slot: I2C2
configuration: voltage=3.8V
*-power UNCLAIMED
description: OEM_Define1
product: OEM_Define5
vendor: OEM_Define2
physical id: 2
version: OEM_Define6
serial: OEM_Define3
capacity: 42mAh