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Packard Bell EasyNote TK11BZ, BIOS version 1.15
Broadcom BCM43227 802.11 b/n/g

Everything works as it should, except the wireless connection. The Wifi device is enabled in the "Additional Drivers" section of Software Sources, but does not even show up in the network manager drop-down.

sudo lshw -C network:

*-network UNCLAIMED
     description: Network controller
     product: BCM43227 802.11b/g/n
     vendor: Broadcom Corporation
     physical id: 0
     bus info: pci@0000:07:00.0
     version: 00
     width: 64 bits
     clock: 33MHz
     capabilities: pm msi pciexpress bus_master cap_list
     configuration: latency=0
     resources: memory:f0100000-f0103fff
share|improve this question

Please run:

    lspci -nn

Is the for your device 14e4:4358? If so, please get a temporary ethernet connection and do:

    sudo apt-get install linux-headers-generic
    sudo apt-get install bcmwl-kernel-source
    sudo modprobe wl

If we guessed the wrong, please edit your question to add it.

share|improve this answer
That solved the problem! The was indeed as you guessed, and the fix brought the Wifi to life. Thank you very much! – Ingmar Nov 14 '12 at 14:17

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