Will transfer the How to soon, but i've put the picture up so you can see how to and might not need the description off the old forum.
How to:
When i first got my traintronics signal i was slightly disapointed by the light bleed, at the time I had to accept it.
But the other day I decided to have a fiddle (technical word) around with my signal, it turns out a simple 5 min job will fix the problem.
Firstly you have to prise gently the back pannel off the back of the signal, you will then be f
