我安装了 Ubuntu 14.04，现在无法打开蓝牙。我还安装了 Blueman，但它仍然不起作用。我在论坛上找到了另一个条目 (蓝牙无法正常工作联想 G580 Ubuntu 14.04 LTS) 并通过在 BIOS 中打开蓝牙解决了这个问题，但现在我无法进入 BIOS。
结果lshw：
description: Notebook
product: 20157 (System SKUNumber)
vendor: LENOVO
version: Lenovo G580
serial: WB12382839WB0308190L
width: 64 bits
capabilities: smbios-2.7 dmi-2.7 vsyscall32
configuration: administrator_password=unknown boot=normal chassis=notebook family=ChiefRiver System frontpanel_password=unknown keyboard_password=unknown power-on_password=unknown sku=System SKUNumber uuid=352051C0-09DC-11E3-832D-A79E27E8AC90
*-core
description: Motherboard
product: Emerald Lake 2
vendor: LENOVO
physical id: 0
version: FAB1
serial: WB12382839
slot: Part Component
*-firmware
description: BIOS
vendor: LENOVO
physical id: 0
version: 62CN42WW
date: 10/23/2012
size: 128KiB
capacity: 4032KiB
capabilities: pci upgrade shadowing cdboot bootselect edd int5printscreen int9keyboard int14serial int17printer int10video pc98 acpi usb biosbootspecification netboot uefi
*-cpu
description: CPU
product: Intel(R) Core(TM) i5-3230M CPU @ 2.60GHz
vendor: Intel Corp.
physical id: 4
bus info: cpu@0
version: Intel(R) Core(TM) i5-3230M CPU @ 2.60GHz
serial: To Be Filled By O.E.M.
slot: CPU Socket - U3E1
size: 1204MHz
capacity: 1204MHz
width: 64 bits
clock: 100MHz
capabilities: x86-64 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 constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm ida arat epb xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid fsgsbase smep erms cpufreq
configuration: cores=2 enabledcores=2 threads=4
*-cache:0
description: L1 cache
physical id: 5
slot: L1-Cache
size: 32KiB
capacity: 32KiB
capabilities: internal write-through data
*-cache:1
description: L1 cache
physical id: 6
slot: L1-Cache
size: 32KiB
capacity: 32KiB
capabilities: internal write-through instruction
*-cache:2
description: L2 cache
physical id: 7
slot: L2-Cache
size: 256KiB
capacity: 256KiB
capabilities: internal write-through unified
*-cache:3
description: L3 cache
physical id: 8
slot: L3-Cache
size: 3MiB
capacity: 3MiB
capabilities: internal write-back unified
*-memory
description: System memory
physical id: 34
slot: System board or Motherboard
size: 4GiB
*-bank:0
description: DIMMProject-Id-Version: lshwReport-Msgid-Bugs-To: FULL NAME <EMAIL@ADDRESS>POT-Creation-Date: 2009-10-08 14:02+0200PO-Revision-Date: 2012-03-14 06:38+0000Last-Translator: Paco Molinero <[email protected]>Language-Team: Spanish <[email protected]>MIME-Version: 1.0Content-Type: text/plain; charset=UTF-8Content-Transfer-Encoding: 8bitX-Launchpad-Export-Date: 2014-11-10 11:11+0000X-Generator: Launchpad (build 17241) [vacío]
physical id: 0
slot: ChannelA-DIMM0
*-bank:1
description: DIMMProject-Id-Version: lshwReport-Msgid-Bugs-To: FULL NAME <EMAIL@ADDRESS>POT-Creation-Date: 2009-10-08 14:02+0200PO-Revision-Date: 2012-03-14 06:38+0000Last-Translator: Paco Molinero <[email protected]>Language-Team: Spanish <[email protected]>MIME-Version: 1.0Content-Type: text/plain; charset=UTF-8Content-Transfer-Encoding: 8bitX-Launchpad-Export-Date: 2014-11-10 11:11+0000X-Generator: Launchpad (build 17241) [vacío]
physical id: 1
slot: ChannelA-DIMM1
*-bank:2
description: SODIMM DDR3 Synchronous 1600 MHz (0,6 ns)
product: SHARETRONIC
vendor: 0000
physical id: 2
serial: 8C651505
slot: ChannelB-DIMM0
size: 4GiB
width: 64 bits
clock: 1600MHz (0.6ns)
*-bank:3
description: DIMMProject-Id-Version: lshwReport-Msgid-Bugs-To: FULL NAME <EMAIL@ADDRESS>POT-Creation-Date: 2009-10-08 14:02+0200PO-Revision-Date: 2012-03-14 06:38+0000Last-Translator: Paco Molinero <[email protected]>Language-Team: Spanish <[email protected]>MIME-Version: 1.0Content-Type: text/plain; charset=UTF-8Content-Transfer-Encoding: 8bitX-Launchpad-Export-Date: 2014-11-10 11:11+0000X-Generator: Launchpad (build 17241) [vacío]
physical id: 3
slot: ChannelB-DIMM1
*-pci
description: Host bridge
product: 3rd Gen Core processor DRAM Controller
vendor: Intel Corporation
physical id: 100
bus info: pci@0000:00:00.0
version: 09
width: 32 bits
clock: 33MHz
configuration: driver=ivb_uncore
resources: irq:0
*-display
description: VGA compatible controller
product: 3rd Gen Core processor Graphics Controller
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 09
width: 64 bits
clock: 33MHz
capabilities: msi pm vga_controller bus_master cap_list rom
configuration: driver=i915 latency=0
resources: irq:43 memory:f0000000-f03fffff memory:e0000000-efffffff ioport:3000(size=64)
*-usb:0
description: USB controller
product: 7 series/C210 series Chipset Family USB xHCI Host Controller
vendor: Intel Corporation
physical id: 14
bus info: pci@0000:00:14.0
version: 04
width: 64 bits
clock: 33MHz
capabilities: pm msi xhci bus_master cap_list
configuration: driver=xhci_hcd latency=0
resources: irq:40 memory:f0600000-f060ffff
*-communication
description: Communication controller
product: 7 series/C210 series Chipset Family MEI Controller #1
vendor: Intel Corporation
physical id: 16
bus info: pci@0000:00:16.0
version: 04
width: 64 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list
configuration: driver=mei_me latency=0
resources: irq:42 memory:f0615000-f061500f
*-usb:1
description: USB controller
product: 7 series/C210 series Chipset Family USB Enhanced Host Controller #2
vendor: Intel Corporation
physical id: 1a
bus info: pci@0000:00:1a.0
version: 04
width: 32 bits
clock: 33MHz
capabilities: pm debug ehci bus_master cap_list
configuration: driver=ehci-pci latency=0
resources: irq:16 memory:f0619000-f06193ff
*-multimedia
description: Audio device
product: 7 series/C210 series Chipset Family High Definition Audio Controller
vendor: Intel Corporation
physical id: 1b
bus info: pci@0000:00:1b.0
version: 04
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: driver=snd_hda_intel latency=0
resources: irq:44 memory:f0610000-f0613fff
*-pci:0
description: PCI bridge
product: 7 series/C210 series Chipset Family PCI Express Root Port 1
vendor: Intel Corporation
physical id: 1c
bus info: pci@0000:00:1c.0
version: c4
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16
*-pci:1
description: PCI bridge
product: 7 series/C210 series Chipset Family PCI Express Root Port 2
vendor: Intel Corporation
physical id: 1c.1
bus info: pci@0000:00:1c.1
version: c4
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:17 memory:f0500000-f05fffff
*-network
description: Network controller
product: BCM4313 802.11bgn Wireless Network Adapter
vendor: Broadcom Corporation
physical id: 0
bus info: pci@0000:02:00.0
version: 01
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: driver=bcma-pci-bridge latency=0
resources: irq:17 memory:f0500000-f0503fff
*-pci:2
description: PCI bridge
product: 7 series/C210 series Chipset Family PCI Express Root Port 4
vendor: Intel Corporation
physical id: 1c.3
bus info: pci@0000:00:1c.3
version: c4
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:19 ioport:2000(size=4096) memory:f0400000-f04fffff
*-network
description: Ethernet interface
product: AR8162 Fast Ethernet
vendor: Qualcomm Atheros
physical id: 0
bus info: pci@0000:03:00.0
logical name: eth0
version: 10
serial: 3c:97:0e:a5:6e:5d
capacity: 100Mbit/s
width: 64 bits
clock: 33MHz
capabilities: pm pciexpress msi msix bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=alx latency=0 link=no multicast=yes port=twisted pair
resources: irq:45 memory:f0400000-f043ffff ioport:2000(size=128)
*-usb:2
description: USB controller
product: 7 series/C210 series Chipset Family USB Enhanced Host Controller #1
vendor: Intel Corporation
physical id: 1d
bus info: pci@0000:00:1d.0
version: 04
width: 32 bits
clock: 33MHz
capabilities: pm debug ehci bus_master cap_list
configuration: driver=ehci-pci latency=0
resources: irq:23 memory:f0618000-f06183ff
*-isa
description: ISA bridge
product: HM76 Express Chipset LPC Controller
vendor: Intel Corporation
physical id: 1f
bus info: pci@0000:00:1f.0
version: 04
width: 32 bits
clock: 33MHz
capabilities: isa bus_master cap_list
configuration: driver=lpc_ich latency=0
resources: irq:0
*-storage
description: SATA controller
product: 7 series Chipset Family 6-port SATA Controller [AHCI mode]
vendor: Intel Corporation
physical id: 1f.2
bus info: pci@0000:00:1f.2
version: 04
width: 32 bits
clock: 66MHz
capabilities: storage msi pm ahci_1.0 bus_master cap_list
configuration: driver=ahci latency=0
resources: irq:41 ioport:3088(size=8) ioport:3094(size=4) ioport:3080(size=8) ioport:3090(size=4) ioport:3060(size=32) memory:f0617000-f06177ff
*-serial unclaimed
description: SMBus
product: 7 series/C210 series Chipset Family SMBus Controller
vendor: Intel Corporation
physical id: 1f.3
bus info: pci@0000:00:1f.3
version: 04
width: 64 bits
clock: 33MHz
configuration: latency=0
resources: memory:f0614000-f06140ff ioport:efa0(size=32)
*-scsi:0
physical id: 1
logical name: scsi0
capabilities: emulated
*-disk
description: ATA Disk
product: WDC WD5000LPVT-2
vendor: Western Digital
physical id: 0.0.0
bus info: scsi@0:0.0.0
logical name: /dev/sda
version: 1A02
serial: WD-WXH1E43KWYV5
size: 465GiB (500GB)
capabilities: gpt-1.00 partitioned partitioned:gpt
configuration: ansiversion=5 guid=b0ab7bcf-3834-4e0e-8702-0418d54a5c0d sectorsize=4096dad
*-volume:0 unclaimed
description: Windows FAT volumen
vendor: mkfs.fat
physical id: 1
bus info: scsi@0:0.0.0,1
version: FAT16
serial: fc7d-d3e0
size: 154MiB
capacity: 155MiB
capabilities: boot fat initialized
configuration: FATs=2 filesystem=fat name=primary
*-volume:1
description: Linux swap volumen
vendor: Windows
physical id: 2
bus info: scsi@0:0.0.0,2
logical name: /dev/sda2
version: 1
serial: 7592e1f9-b3e9-42e1-8bc0-f11a368b0f54
size: 2054MiB
capacity: 2054MiB
capabilities: swap initialized
configuration: filesystem=swap name=primary pagesize=4095
*-volume:2
description: partition EXT4
vendor: Linux
physical id: 3
bus info: scsi@0:0.0.0,3
logical name: /dev/sda3
logical name: /
version: 1.0
serial: e782a5be-8342-4950-bbf8-e4adc940ed1c
size: 463GiB
capabilities: journaled extended_attributes large_files huge_files dir_nlink recover extents ext4 ext2 initialized
configuration: created=2015-07-17 14:49:29 filesystem=ext4 lastmountpoint=/ modified=2015-12-29 23:41:40 mount.fstype=ext4 mount.options=rw,relatime,errors=remount-ro,data=ordered mounted=2015-12-29 23:41:40 state=mounted
*-volume:3
description: BIOS Boot partition
vendor: EFI
physical id: 4
bus info: scsi@0:0.0.0,4
logical name: /dev/sda4
serial: 0928bfac-2d48-494e-b82d-2e475b0a3dc4
capacity: 1006KiB
capabilities: nofs
configuration: name=BIOS-GRUB
*-scsi:1
physical id: 2
logical name: scsi4
capabilities: emulated
*-cdrom
description: DVD-RAM writer
product: DVDRAM GT80N
vendor: HL-DT-ST
physical id: 0.0.0
bus info: scsi@4:0.0.0
logical name: /dev/cdrom
logical name: /dev/sr0
version: LN80
capabilities: removable audio cd-r cd-rw dvd dvd-r dvd-ram
configuration: ansiversion=5 status=nodisc
*-scsi:2
physical id: 3
bus info: usb@1:1.3
logical name: scsi6
capabilities: emulated scsi-host
configuration: driver=usb-storage
*-disk
description: SCSI Disk
product: Card Reader
vendor: Multiple
physical id: 0.0.0
bus info: scsi@6:0.0.0
logical name: /dev/sdb
version: 1.00
capabilities: removable
configuration: sectorsize=512
*-medium
physical id: 0
logical name: /dev/sdb
*-battery
product: Smart Battery
vendor: Intel Corp.
physical id: 1
version: 2008
serial: 1.0
slot: Rear
*-power unclaimed
description: TBD by ODM
product: TBD by ODM
vendor: TBD by ODM
physical id: 2
version: 1.0
serial: TBD by ODM
capacity: 32768mWh
*-network
description: Wireless Interface
physical id: 3
logical name: wlan0
serial: 0c:84:dc:1e:74:b6
capabilities: ethernet physical wireless
configuration: broadcast=yes driver=brcmsmac driverversion=3.16.0-57-generic firmware=610.812 ip=192.168.1.71 link=yes multicast=yes wireless=IEEE 802.11bgn
答案1
如果您无法访问 BIOS，您应该使用以下步骤：
计算机启动时，反复按 F1、F2、F12或Esc。Del（一次尝试一个）
或者只需查阅计算机手册即可找到正确的密钥！;-)