Datasheet

Intel® Server System SR2500AL System Board Interconnects
Revision – 1.00
Intel order number D31980-004
39
Table 34. PCIe X4 Slot Connector from Mid-plane (J6N1)
Pin
#
Signal Name Pin
#
Signal Name
A1 RST_PWRGD_PS B1 Ground
A2 Ground B2 SAS0_RX_DN
A3 Ground B3 SAS0_RX_DP
A4 SAS1_RX_DN B4 Ground
A5 SAS1_RX_DP B5 Ground
A6 Ground B6 SAS0_TX_DN
A7 Ground B7 SAS0_TX_DP
A8 SAS1_TX_DP B8 Ground
A9 SAS1_TX_DN B9 Ground
A10 Ground B10 USB_P3N
A11 Ground B11 USB_P3P
A12 USB_OC3_N B12 Ground
A13 Ground B13 SAS2_RX_DN
A14 Ground B14 SAS2_RX_DP
A15 SAS3_RX_DN B15 Ground
A16 SAS3_RX_DP B16 Not Used
A17 Ground B17 SMB_SAS_3V3_SDA
A18 Ground B18 Not Used
A19 Ground B19 SMB_SAS_3V3_SCL
A20 SAS3_TX_DP B20 Not Used
A21 SAS3_RT_DN B21 Ground
A22 Ground B22 SAS2_TX_DP
A23 Ground B23 SAS2_TX_DN
A24 SAS5_RX_DN B24 Ground
A25 SAS5_RX_DP B25 Ground
A26 Ground B26 SAS4_RX_DN
A27 Ground B27 SAS4_RX_DP
A28 SAS5_TX_DP B28 Ground
A29 SAS5_TX_DN B29 Ground
A30 Ground B30 SAS4_TX_DP
A31 Ground B31 SAS4_TX_DN
A32 P5V_STBY B32 Ground
Table 35. USB Floppy Drive Connector (J2A1)
Pin # Signal Description
1 P5V_USB_FP_P3
2 USB_P3N
3 USB_P3P
4 Ground