Hi Heaper, hang tight while other members find your message and lend you a hand. Meanwhile as you wait, you can try to find your answer with the Search function up above.
Also...Welcome to the iPadForum! This forum is loaded with invaluable information which contain many sections that cover the iPad *App Store, Help, General Discussion, Accessories, Ipad Education and Business. The iPadForum also includes a Regional Ipad Group for international users across the world. See here: http://www.ipadforums.net/forumindex.php
Forgive me if I'm telling you what you already know. Please.
Have you got your computer's volume turned up? The Remote controls your computer's playback. Check your audio settings on the computer, just to be sure. You won't hear anything on the iPad. To listen to what is on your computer on the iPad you need to activate and use Home Sharing instead.