Dell Inspiron 700M Notebook "apart headphones laptop hear sound" Questions

...headphones started acting up about a month ago. Now there is no sound at all. when I wiggle the plug in the jack I can hear static in the headset but nothing else. Please help!! Idont have sound and ...

...headphones have no single is they are either muted, or the sound is pegged down. To check the sound levels on any computer, click or double click the speaker icon in your system tray near the digital ...