Does anyone know why the onscreen padlock cannot be removed. Manual says to hold down display button on the remote for 10 seconds to erase or clear. This has no effect. Is there The lock appears after tv is turned on.
Does anyone know why the onscreen padlock cannot be removed. Manual says to hold down display button on the remote for 10 seconds to erase or clear. This has no effect. Is there The lock appears after tv is turned on.
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