You already gave your answer to the problem, you said it does not post Ie one beep of the bios to say all the hardware checks out ok. But you said when you take the memory out it gives you eight beeps to say there is no memory fitted in the system. That means the bios is working first of all so the board cannot be at fault. And the second is if it does not boot on replacement of the memory it has something to do with it.
Try http://www.enounce.com for flash files. You can speed up and slow down the playing speed. They have a free 7 day trial and the price is under $30. You can also adjust the play speed in windows media player for avi files. Select a) Now Playing, from the top toolbar, b)  Enhancements, c) Play Speed Settings.
To increase the volume more, tap the Windows button to go to the Start screen and type audio. This will bring up a list of results: click on Manage audio devices. You'll see a window like the one below (on the left) which shows the Playback devices.Select the one currently being used, then click the Properties button.See also: Best headphones under Â£50). In Windows 8 there are two ways to change the overall volume. You can bring up the charms bar by swiping in from the right, or by pressing Win-C on your keyboard. Tap Settings, then you'll see a speaker icon at the bottom.