GUID-F9627386-54DD-4436-AAC6-9DBF28DC52B7System board jumpers and connectorsFigure 86. System board jumpers and connectorsTable 36. System board connectors and jumpersItemConnectorDescription1J_BP_SIG1Backplane signal connector 12J_PS_2PSU 2 connector3J_BP_SIG0Backplane signal connector 04J_BP0Backplane power connector 05J_SATA_CDOptical drive SATA connector6J_SATA_TBUTape backup unit SATA connector7J_TBUTape backup unit power connector8J_PS_1PSU 1 connector173