Dell R820 owner manual Connector, Description, Processor expansion module power connectors

Item	Connector	Description
10	RISER_1	Riser 1 connector
11	IDSDM	Internal Dual SD Module
12	BATTERY	Battery connector
13	SATA_CD	Optical drive SATA connector
14	FP_USB	Front Panel USB connector
15	QPI_CONN	QPI connector
16	CPU2	Processor socket 2
17	B10, B6, B2, B9, B5, B1	Memory module sockets
18	BP_SIG3	Backplane signal connector
19	FAN6	Cooling fan connector
20	BP3	Backplane power connector
21	BP_SIG2	Backplane signal connector
22	FAN5	Cooling fan connector
23	BP2	Backplane power connector
24	B3, B7, B11, B4, B8, B12	Memory module sockets
25	BP_SIG1	Backplane signal connector
26	FAN4	Cooling fan connector
27	BP1	Backplane power connector
28	A10, A6, A2, A9, A5, A1,	Memory module sockets
29	FAN3	Cooling fan connector
30	SATA_PWR	SATA power connector
31	FAN2	Cooling fan connector
32	CTRL PNL	Control panel interface connector
33	FAN1	Cooling fan connector
34	A3, A7, A11, A4, A8, A12	Memory module sockets
35	CPU1	Processor socket 1
36	J_P12V_PWR_1 and J_P12V_PWR_2	Processor expansion module power connectors
37	PS2	PSU 2 power connector
38	PS1	PSU 1 power connector
39	RISER 3	Riser 3 connector
40	RISER 2	Riser 2 connector

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