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dollyclare
Guest
I have sky sports through a box top set on my telly.When it was installed the chap told me it would play through channel 20 on my telly-which it did.Now someone was messing with the telly and I have lost the reception.How do I tune it into ch 20 again.I have tried unsuccessfully.What no. do I set the box top to first,then do I use av on the telly.help please.