You could try the text messaging service. Just send a text with a description of TV Faults to 07533 051809. Your message will go into a queue and a representative will respond to you as soon as possible.It may take a few days.
If you tell us the error messages you see, and describe your equipment and what's happening we may be able to help you on the forums.
The Service you do for others is the rent you pay for your room here on Earth - Muhammad Ali