[PlanetCCRMA] alsa error message: playback device 'modem:1': Invalid argument

[Tom Poe]

 slmodemd: error: mixer setup: attach hw:1 error: No such device
Jan 26 16:27:15 localhost slmodemd: error: alsa setup: cannot open 
playback device 'modem:1': Invalid argument
Jan 26 16:27:15 localhost slmodemd: error: cannot setup device `modem:1'

This occurs when I boot up.  Not sure where I troubleshoot.  Any help 
appreciated.
Dell Optiplex GX260 computer purchased from university recycle shop.
Thanks, Tom