1) Switch on TV
2) Press * and Settings keys together for at least 2 sesc until the remote light flashes green twice
3) Enter code 3921 and press select, the green light on remote should flash twice again
4) Hold down remote power button until the tv switches off (may take time) then release key when it switches off
5) Press select to store code and green light should flash twice again.
Or if that fails go here
http://www.cableforum.co.uk/board/article.php?a=41