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      Serial mouse does not work with MultiPort USB Hub - ThinkPad General

      Symptom
      A serial mouse connected to the MultiPort USB Hub does not function.

      Affected configurations
      Any ThinkPad computer system (A20m, A20p, A21e, A21m, A21p, A22e, A22m, A22p, A30, A30p, A31, A31p, R30, R31, R32, R40, R40e, T20, T21, T22, T23, T30, T40, X20, X21, X22, X23, X24, X30, X31 series system)

      Solution
      The MultiPort USB Hub does not support the use of a serial mouse.

      Additional information
      It is stated in the MultiPort USB hub files document, "Note: The hub will not work with a serial mouse."

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      • Alias ID: MIGR-50153
      • Document ID: HT036865
      • Last Updated :17 Jun 2014
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