meway@meway-laptop:~$ dmesg|grep iw
[    2.561981] iwl3945: Intel(R) PRO/Wireless 3945ABG/BG Network Connection driver for Linux, in-tree:s
[    2.561986] iwl3945: Copyright(c) 2003-2011 Intel Corporation
[    2.562054] iwl3945 0000:04:00.0: can't disable ASPM; OS doesn't have ASPM control
[    2.616945] iwl3945 0000:04:00.0: Tunable channels: 11 802.11bg, 13 802.11a channels
[    2.616952] iwl3945 0000:04:00.0: Detected Intel Wireless WiFi Link 3945ABG
[    2.617031] iwl3945 0000:04:00.0: irq 45 for MSI/MSI-X
[    2.667609] ieee80211 phy0: Selected rate control algorithm 'iwl-3945-rs'
[   78.922786] Modules linked in: nls_utf8 isofs joydev snd_hda_codec_si3054 snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep r852 sm_common nand mtd snd_pcm nand_ids nand_bch bch r592 memstick snd_seq_midi nand_ecc psmouse ideapad_laptop snd_rawmidi arc4 lpc_ich sparse_keymap serio_raw snd_seq_midi_event iwl3945 iwlegacy snd_seq mac80211 snd_timer snd_seq_device cfg80211 i915 drm_kms_helper wmi snd bnep rfcomm drm parport_pc bluetooth mac_hid ppdev soundcore i2c_algo_bit snd_page_alloc video lp parport sdhci_pci sdhci firewire_ohci firewire_core crc_itu_t tg3 ptp pps_core

meway@meway-laptop:~$ dmesg|grep iw|rfkill list all
0: phy0: Wireless LAN
	Soft blocked: yes
	Hard blocked: yes
1: ideapad_wlan: Wireless LAN
	Soft blocked: yes
	Hard blocked: no



///////////////////After I put in live disk////////////////////


meway@meway-laptop:~$ dmesg|grep iw
[    2.596382] iwl3945: Intel(R) PRO/Wireless 3945ABG/BG Network Connection driver for Linux, in-tree:s
[    2.596388] iwl3945: Copyright(c) 2003-2011 Intel Corporation
[    2.596492] iwl3945 0000:04:00.0: can't disable ASPM; OS doesn't have ASPM control
[    2.651172] iwl3945 0000:04:00.0: Tunable channels: 11 802.11bg, 13 802.11a channels
[    2.651177] iwl3945 0000:04:00.0: Detected Intel Wireless WiFi Link 3945ABG
[    2.651255] iwl3945 0000:04:00.0: irq 45 for MSI/MSI-X
[    2.669070] ieee80211 phy0: Selected rate control algorithm 'iwl-3945-rs'
[    3.837412] iwl3945 0000:04:00.0: loaded firmware version 15.32.2.9
meway@meway-laptop:~$ dmesg|grep iw|rfkill list all
0: phy0: Wireless LAN
	Soft blocked: no
	Hard blocked: no
1: ideapad_wlan: Wireless LAN
	Soft blocked: no
	Hard blocked: no
meway@meway-laptop:~$