Look on the back cover and there may be a round red plug,if there is remove it and if you look in the hole you will see a small button.press it and you may hear a click,once you have done that try the machine.
I've just had ours in bits and found it and now it works again.
YIPPEEEE!!!!!!!!!!saved myself a couple of quid and stopped the wife mouning at me to buy a new one.
MARK
January 2006