First of all thanks for the replies. Interstingly that is the conclusion I had come to. Getting a new one seems the easiest thing to do.
Secondly sorry that posting my comment was considerded hijacking. I thought I was just adding to the discussion which did not seem to warrant a separate...
I understand what the probem is as I have it too. I also needed to replace a cord and when I removed the cover the insides sprang out. I did get a brief look at them first and have put things back the way I thought they were but to no avail.
What I really need is something to show me how all...