That sort of thing makes you think it's an external problem (not relating to the TV) - but let me ask you this, did they start doing it at the same time or did one do it, and then the other later on? If so, what changes did you make if any?
I am a Bestbuy employee who volunteers on these boards on my own time. I am not paid for posting here, and you should understand that my opinions are exactly that - opinions. I do not represent Bestbuy in any way. : Open Mailbox