Dell PowerEdge T550 Installation and Service Manual

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System board connectors

This image shows the system board jumpers and connectors for the PowerEdge T550. — Figure 1. System board jumpers and connectors

Table 1. System board jumpers and connectorsSystem board jumpers and connectors
Item	Connector	Description
1.	FAN_SIG1	Fan Signal 1
2.	FAN_SIG2	Fan Signal 2
3.	PIB_SIG1	PIB Signal 1
4.	PIB_SIG2	PIB Signal 2
5.	INTRUSION	Intrusion Switch Connector
6.	SYS_PWR1	System Power Connector 1
7.	SIG_PWR_0	Power connector for cable riser
8.	Coin cell battery	Coin cell battery
9.	SL6_CPU2_PB3	PCIe cable connector 6 (Processor 2)
10.	x16 (CPU2)	x16 PCIe slot 3 (Processor 2)
11.	SYS_ID	System ID Connector
12.	SL5_CPU2_PA3	PCIe cable connector 5 (Processor 2)
13.	x16 (CPU2)	x16 PCIe slot 4 (Processor 2)
14.	OCP 3.0 x16	OCP NIC 3.0 Connector
15.	J_TPM	TPM Connector
16.	SL7_CPU1_PA4	PCIe cable connector 7 (Processor 1)
17.	IDSDM/Internal USB connector	IDSDM/Internal USB connector
18.	REAR_SERIAL	Serial Port Connector
19.	x4 (PCH)	x4 PCIe slot 5 (PCH)
20.	SL8_CPU1_PB4	PCIe cable connector 8 (Processor 1)
21.	FRONT_USB	Front USB
22.	FRONT_VIDEO	Front VGA
23.	x16 (CPU1)	x16 PCIe slot 6 (Processor 1)
24.	SL10_PCH_PA5	BOSS signal connector (PCH)
25.	SL9_PCH_SA1	SATA Connector S9 (PCH)
26.	ODD	Optical disk drive connector
27.	RGT_CP	Right Control Panel
28.	A3, A7, A1, A5	DIMMs for processor 1 Channels A, B, C, D
29.	CPU 1	Processor 1
30.	SL4_CPU1_PA2	PCIe cable connector 4 (Processor 1)
31.	A6, A2, A8, A4	DIMMs for processor 1 Channels A, B, C, D
32.	SL3_CPU1_PB2	PCIe cable connector 3 (Processor 1)
33.	B3, B7, B1, B5	DIMMs for processor 2 Channels E, F, G, H
34.	SYS_PWR2	System Power Connector 2
35.	SL2_CPU2_PA1	PCIe cable connector 2 (Processor 2)
36.	B6, B2, B8, B4	DIMMs for processor 2 Channels E, F, G, H
37.	SL1_CPU2_PB1	PCIe cable connector 1(Processor 2)
38.	LFT_CP	Left Control Panel