Intel DX79SI Intel Desktop Board DX79SI Technical Product Specification - Page 51

Table 15., IEEE 1394a Header, Table 16., SATA Connectors, Table 17., S/PDIF Header, Table 18., USB 2

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Table 15. IEEE 1394a Header Pin Signal Name 1 Data A (positive) 3 Ground 5 Data B (positive) 7 +12 V DC 9 Key (no pin) Table 16. SATA Connectors Pin Signal Name 1 Ground 2 TXP 3 TXN 4 Ground 5 RXN 6 RXP 7 Ground Table 17. S/PDIF Header Pin Signal Name 1 Ground 2 S/PDIF out 3 Key (no pin) 4 +5 VDC Table 18. USB 2.0 Headers Pin Signal Name 1 +5 V DC 2 D− 3 D+ 4 Ground 5 Key (no pin) Technical Reference Pin 2 4 6 8 10 Signal Name Data A (negative) Ground Data B (negative) +12 V DC Ground 51

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Technical Reference
51
Table 15.
IEEE 1394a Header
Pin
Signal Name
Pin
Signal Name
1
Data A (positive)
2
Data A (negative)
3
Ground
4
Ground
5
Data B (positive)
6
Data B (negative)
7
+12 V DC
8
+12 V DC
9
Key (no pin)
10
Ground
Table 16.
SATA Connectors
Pin
Signal Name
1
Ground
2
TXP
3
TXN
4
Ground
5
RXN
6
RXP
7
Ground
Table 17.
S/PDIF Header
Pin
Signal Name
1
Ground
2
S/PDIF out
3
Key (no pin)
4
+5 VDC
Table 18.
USB 2.0 Headers
Pin
Signal Name
1
+5 V DC
2
D−
3
D+
4
Ground
5
Key (no pin)