Instructions to test & gather info.
1) Check sound preferences "Input" tab shows a "Connector" drop down box to allow you to switch the input for the card. If it does your working. If it does not move to step 2 to gather info on your card.
2) Grab info on sound codec from /proc/asound/card0/codec#0
If that isn't their then /proc/asound/card0/codec97#0
3) Grab info from command "amixer scontrols"