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Connector Description
3 PIB_CONN PIB connector
4 BATTERY System battery
5 Slot 1 PCIE_G3_X4 
CPU
PCIe card connector 1
6 Slot 2 PCIE_G3_X8 
CPU
PCIe card connector 2
7 Slot 3 PCIE_G3_X1 
PCH
PCIe card connector 3
8 Slot 4 PCIE_G3_X4 
PCH
PCIe card connector 4
9 J_INTRU2 Intrusion connector
10 MB / Fan1 Cooling fan connector
11 J_AMEA1 iDRAC port card connector
12 A1, A2, A3, A4 Memory module sockets
13 CPU_PWR CPU power connector P2
14 CPU Processor socket
15 SATA 0–3/SATAe Mini SAS connector
16 SATA_ODD/SSD Optical disk drive connector
17 SYS_PWR System power connector P1
18 PWRD_EN Password jumper
19 J_SATA_2 SATA connector 2
20 CTRL_PNL Control panel connector
21 NVRAM_CLR NVRAM password jumper
22 CPU_FAN CPU fan connector
23 TPM Trusted platform module connector
24 IDSDM Internal dual SD module connector
25 HDD/ODD_PWR Hard drive power connector
26 BP_SIG Backplane signal connector
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