Intel D975XBX2 - Desktop Board Motherboard - Chassis Intrusion Header; Serial ATA Connectors

Intel Desktop Board D975XBX2 Technical Product Specification
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Table 21. Chassis Intrusion Header
Pin Signal Name
1 Intruder
2 Ground
Table 22. SCSI Hard Drive Activity LED
Header (Optional)
Pin Signal Name
1 ACT#
2 No connect
Table 23. Serial ATA Connectors
Pin Signal Name
1 Ground
2 TXP
3 TXN
4 Ground
5 RXN
6 RXP
7 Ground