Reply to #12. Lenovo ThinkPad T400 has an internal sound card. So unplugging it sounds a bit challenging.
Removed all the music software installations AND I CAN HEAR MUSIC! CASE SOLVED! Thanks!! === sudo apt-get remove lmms sudo apt-get remove ardour sudo apt-get remove qsynth sudo apt-get remove guitarix sudo apt-get remove timidity sudo apt-get update sudo apt-get upgrade sudo apt-get dist-update sudo apt-get autoremove reboot ===
Reply to #12. Lenovo ThinkPad T400 has an internal sound card. So unplugging it sounds a bit challenging.
Removed all the music software installations AND I CAN HEAR MUSIC! CASE SOLVED! Thanks!!
===
sudo apt-get remove lmms
sudo apt-get remove ardour
sudo apt-get remove qsynth
sudo apt-get remove guitarix
sudo apt-get remove timidity
sudo apt-get update
sudo apt-get upgrade
sudo apt-get dist-update
sudo apt-get autoremove
reboot
===