신선한 우분투 16.04에서 Wi-Fi가 작동하지 않습니다.

우선이 스레드가 다른 스레드와 중복되어 죄송하지만 문제에 대한 해결책을 찾지 못했습니다.

그래서 나는 새로운 노트북 (Lenovo Y520)을 구입하고 Ubuntu 16.04로 듀얼 부팅 Win10을 설정했으며 무선은 우분투 (LAN 작동)에서 작동하지 않습니다.

ifconfig

enp4s0    Link encap:Ethernet  HWaddr c8:5b:76:da:32:ba  
      inet addr:192.168.0.102  Bcast:192.168.0.255  Mask:255.255.255.0
      inet6 addr: fe80::62bc:4b27:ec0f:1d9c/64 Scope:Link
      UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
      RX packets:18584 errors:0 dropped:0 overruns:0 frame:0
      TX packets:12706 errors:0 dropped:0 overruns:0 carrier:0
      collisions:0 txqueuelen:1000 
      RX bytes:20071392 (20.0 MB)  TX bytes:1500456 (1.5 MB)

lo        Link encap:Local Loopback  
      inet addr:127.0.0.1  Mask:255.0.0.0
      inet6 addr: ::1/128 Scope:Host
      UP LOOPBACK RUNNING  MTU:65536  Metric:1
      RX packets:1849 errors:0 dropped:0 overruns:0 frame:0
      TX packets:1849 errors:0 dropped:0 overruns:0 carrier:0
      collisions:0 txqueuelen:1 
      RX bytes:200236 (200.2 KB)  TX bytes:200236 (200.2 KB)

.

iwconfig

wlp3s0    IEEE 802.11  ESSID:off/any  
      Mode:Managed  Access Point: Not-Associated   Tx-Power=0 dBm   
      Retry short limit:7   RTS thr:off   Fragment thr:off
      Power Management:on

enp4s0    no wireless extensions.

lo        no wireless extensions.

다른 스레드에서 찾은 몇 가지 명령을 실행했습니다.

sudo lshw -class network


*-network               
   description: Wireless interface
   product: Intel Corporation
   vendor: Intel Corporation
   physical id: 0
   bus info: pci@0000:03:00.0
   logical name: wlp3s0
   version: 78
   serial: 00:28:f8:69:15:13
   width: 64 bits
   clock: 33MHz
   capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
   configuration: broadcast=yes driver=iwlwifi driverversion=4.8.14-040814-generic firmware=22.361476.0 latency=0 link=no multicast=yes wireless=IEEE 802.11
   resources: irq:332 memory:a4200000-a4201fff
*-network
   description: Ethernet interface
   product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
   vendor: Realtek Semiconductor Co., Ltd.
   physical id: 0
   bus info: pci@0000:04:00.0
   logical name: enp4s0
   version: 10
   serial: c8:5b:76:da:32:ba
   size: 100Mbit/s
   capacity: 1Gbit/s
   width: 64 bits
   clock: 33MHz
   capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
   configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8168g-3_0.0.1 04/23/13 ip=192.168.0.102 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
   resources: irq:322 ioport:4000(size=256) memory:a4104000-a4104fff memory:a4100000-a4103fff

.

rfkill list

0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: yes
1: ideapad_bluetooth: Bluetooth
Soft blocked: yes
Hard blocked: yes
2: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no
3: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no

.

lspci -nnk | grep 0280 -A2

03:00.0 Network controller [0280]: Intel Corporation Device [8086:24fd] (rev 78)
Subsystem: Intel Corporation Device [8086:1010]
Kernel driver in use: iwlwifi

내가 테스트하고 작동하지 않은 것들.

* sudo rfkill unblock wifi
* Additional Drivers -> Not showing wifi driver
* restart network-manager service
* http://askubuntu.com/a/859263

터미널에서 실행

sudo tee /etc/modprobe.d/blacklist-ideapad.conf <<< "blacklist ideapad_laptop"

재부팅합니다. Wi-Fi가 차단 해제됩니다.