[sf-lug] USB mic not working under 14.04

Rick Moen rick at linuxmafia.com
Thu Sep 6 14:19:30 PDT 2018


Quoting aaronco36 (aaronco36 at SDF.ORG):

> Not only that, but instead of running the mishmash of 80+ lines of
> uncommented and possibly ambiguous script+code within Lubuntu 14.04
> and the step previously described by Ken S (e.g., as per [2];
> probably [3]), there are also at least the options of running 'lsusb
> -v | less' at the commandline and/or running Linux kernel developer
> Greg Kroah-Hartman's[4] 'usbview' from the LXDE desktop to get a bit
> more detail on that MicFlex USB device.
> Check out their manpages via 'man 8 lsusb' and 'man 8 usbview'
> respectively (can visit webpages referred to in [5] and [6], and
> Greg K-H's [7]).

These are all perfectly fine tools (including Michael's usbidiff
script), _but_, if the device isn't showing up in default 'lsusb' output
at all, it won't show up in the others, either -- because that means the
USB controller chip isn't registering a device in the first place.

And that's a problem on a different level entirely, pointing to
hardware.




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