smb@cs.columbia.edu ("Steven M. Bellovin") writes:

>Is anyone successfully using the external microphone jack on a Thinkpad
>T42?  My mic is working; I've tested it (and the software) on another
>machine.  I can record successfully using the built-in mic.

I don't know about the T42, but with the T43 the external mic is just mic0.
When you use the external microphone jack the built-in mic is disabled.

-- 
-- 
                                Michael van Elst
Internet: mlelstv@serpens.de
                                "A potential Snark may lurk in every tree."