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  1. S

    4 lines for SW44 Switch and only one HD Receiver

    I realize that it needs 4 lines to work..but WHY? Does anyone know the mechanics behind the need for 4 lines? Chris.
  2. S

    4 lines for SW44 Switch and only one HD Receiver

    I have read lots of stuff that says you need the 4 lines. Why do you need the 4 lines if you only have 1 receiver? I do not understand and I have not seen an explanation anywhere! Thanks. Chris.
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