Here are a collection of tips to help you solve problems with playing audio or video in the iPod app.
iPod touch vs. iPhone: Compared to the iPhone, the iPod touch has a different layout for its iPod options. In particular, it has no separate iPod icon on its Home screen; instead, it has separate Music and Video icons. That aside, the iPhone's iPod app and the iPod touch operate in fundamentally similar ways.
Can I control playing iPod music when not in the iPod app?
Yes. iPod audio can continue to play even if you exit the iPod app. In such cases, a Play icon appears in the status bar, serving as a visual cue that audio is playing. iPod audio can even play after the iPhone screen shuts off, allowing you to conserve the battery while ...