Datasheet

Intel® Server System SR1550AL System Board Interconnects
Revision – 1.3
Intel order number D31982-006
27
Figure 22. Active SAS/SAS RAID Mid-Plane Board
The following tables define the connector pin-outs for both mid-plane boards.
Table 19. 120-pin Bridge Board Connector Pin-Out
PIN SIGNAL NAME PIN SIGNAL NAME
1 GND 61 SMB_SENSOR_3V3SB_CLK_BUF
2 PE1_ESB_TX_DN3 62 SMB_SENSOR_3V3SB_DAT_BUF
3 PE1_ESB_TX_DP3 63 FM_BRIDGE_PRSNT_N
4 GND 64 GND
5 PE_WAKE_N 65 PE1_ESB_RX_DN_C3
6 GND 66 PE1_ESB_RX_DP_C3
7 PE1_ESB_TX_DN2 67 GND
8 PE1_ESB_TX_DP2 68 FAN_PRSNT6_N
9 GND 69 GND
10 FAN_PRSNT5_N 70 PE1_ESB_RX_DN_C2
11 GND 71 PE1_ESB_RX_DP_C2
12 PE1_ESB_TX_DN1 72 GND
13 PE1_ESB_TX_DP1 73 FAN_PRSNT4_N
14 GND 74 GND
15 RST_PS_PWRGD 75 PE1_ESB_RX_DN_C1
16 GND 76 PE1_ESB_RX_DP_C1
17 PE1_ESB_TX_DN0 77 GND
18 PE1_ESB_TX_DP0 78 RAID_KEY_PRES
19 GND 79 GND
20 FM_RAID_MODE 80 PE1_ESB_RX_DN_C0
21 GND 81 PE1_ESB_RX_DP_C0
22 CLK_IOP_DN 82 GND
23 CLK_IOP_DP 83 FAN_PRSNT1_N