Hello, So that's what t he Fn+F5 key is for, i can completely reproduce the symptoms you describe on an Lenovo R61, this is my output after repetitively striking Fn+F5 (I wasn't making use of wireless here, the interface was in a down state. [13918.600671] usb 2-1: new full speed USB device using uhci_hcd and address 3 [13918.617394] usb 2-1: configuration #1 chosen from 1 choice [13918.766382] Bluetooth: HCI USB driver ver 2.9 [13918.768072] usbcore: registered new interface driver hci_usb [13927.792153] iwl4965: Error sending REPLY_STATISTICS_CMD: time out after 500ms. [13929.812857] iwl4965: No space for Tx [13929.812864] iwl4965: Error sending REPLY_CARD_STATE_CMD: iwl_enqueue_hcmd failed: -28 [13929.813172] iwl4965: Radio disabled by SW RF kill (module parameter) [13929.912990] usb 2-1: USB disconnect, address 3 [13930.432653] iwl4965: Error sending REPLY_CARD_STATE_CMD: time out after 500ms. [13930.432509] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13930.442477] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13930.452929] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13930.472550] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13930.482509] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13930.492464] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13930.506891] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13932.659542] usb 2-1: new full speed USB device using uhci_hcd and address 4 [13932.821105] usb 2-1: configuration #1 chosen from 1 choice [13933.066764] iwl4965: Error sending REPLY_CARD_STATE_CMD: time out after 500ms. [13933.067199] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13933.077158] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13933.087562] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13933.106886] usb 2-1: USB disconnect, address 4 [13933.119568] iwl4965: Microcode SW error detected. Restarting 0x82000000. [13933.617809] iwl4965: Error sending REPLY_BT_CONFIG: time out after 500ms. [13934.116933] iwl4965: Error sending REPLY_RXON: time out after 500ms. [13934.116945] iwl4965: Error setting new configuration (-110). [13934.616044] iwl4965: Error sending REPLY_CT_KILL_CONFIG_CMD: time out after 500ms. [13934.616056] iwl4965: REPLY_CT_KILL_CONFIG_CMD failed [13936.612715] iwl4965: No space for Tx [13936.612733] iwl4965: Error sending REPLY_CARD_STATE_CMD: iwl_enqueue_hcmd failed: -28 [13936.615587] iwl4965: Radio disabled by SW RF kill (module parameter) [13937.223403] iwl4965: Error sending REPLY_CARD_STATE_CMD: time out after 500ms. [13937.223855] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13937.233826] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13937.244271] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13937.273337] iwl4965: Microcode SW error detected. Restarting 0x82000000. [13937.771587] iwl4965: Error sending REPLY_BT_CONFIG: time out after 500ms. [13938.270696] iwl4965: Error sending REPLY_RXON: time out after 500ms. [13938.270707] iwl4965: Error setting new configuration (-110). [13938.769762] iwl4965: Error sending REPLY_CT_KILL_CONFIG_CMD: time out after 500ms. [13938.769768] iwl4965: REPLY_CT_KILL_CONFIG_CMD failed [13941.304138] iwl4965: Error sending REPLY_CARD_STATE_CMD: time out after 500ms. [13941.304548] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13941.314515] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13941.324955] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13941.347718] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13941.357694] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13941.367663] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13941.382112] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13943.537278] usb 2-1: new full speed USB device using uhci_hcd and address 6 [13943.765945] usb 2-1: configuration #1 chosen from 1 choice [13943.944411] iwl4965: Error sending REPLY_CARD_STATE_CMD: time out after 500ms. [13943.945197] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13943.955240] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13943.965642] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13943.996031] iwl4965: Microcode SW error detected. Restarting 0x82000000. [13943.999336] usb 2-1: USB disconnect, address 6 [13944.494451] iwl4965: Error sending REPLY_BT_CONFIG: time out after 500ms. [13944.993559] iwl4965: Error sending REPLY_RXON: time out after 500ms. [13944.993570] iwl4965: Error setting new configuration (-110). [13945.492674] iwl4965: Error sending REPLY_CT_KILL_CONFIG_CMD: time out after 500ms. [13945.492687] iwl4965: REPLY_CT_KILL_CONFIG_CMD failed [13948.028163] iwl4965: Error sending REPLY_CARD_STATE_CMD: time out after 500ms. [13948.028821] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13948.039135] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13948.049578] iwl4965: WARNING: Requesting MAC access during RFKILL wakes up NIC [13948.089182] iwl4965: Microcode SW error detected. Restarting 0x82000000. [13948.587158] iwl4965: Error sending REPLY_BT_CONFIG: time out after 500ms. [13948.695170] usb 2-1: new full speed USB device using uhci_hcd and address 7 [13948.860453] usb 2-1: configuration #1 chosen from 1 choice [13949.086909] iwl4965: Error sending REPLY_RXON: time out after 500ms. [13949.086916] iwl4965: Error setting new configuration (-110). [13949.585387] iwl4965: Error sending REPLY_CT_KILL_CONFIG_CMD: time out after 500ms. [13949.585393] iwl4965: REPLY_CT_KILL_CONFIG_CMD failed Running kernel 2.6.24-15 here. The usb stuff in between is the bluetooth which is apparently connected via usb which is activated/deactivated.