Intel SE7520JR2 manual 183

Intel® Server Board SE7520JR2 Connectors and Jumper Blocks

Pin-Side	PCI Spec	Description
B	Signal
38	Ground
37	AD[01]
36	+3.3V	Was Vio 3.3V or 1.5V
35	ACK64#
34	+5V
33	+5V
32	Reserved
31	Ground
30	C/BE[6]#
29	C/BE[4]#
28	Ground
27	AD[63]
26	AD[61]
25	3.3V
24	AD[59]
23	AD[57]
22	Ground
21	AD[55]
20	AD[53]
19	Ground
18	AD[51]
17	AD[49]
16	3.3V
15	AD[47]
14	AD[45]
13	Ground
12	AD[43]
KEY		Reversed PCI-Express
KEY		Reversed PCI-Express
11	AD[41]
10	Ground
9	AD[39]
8	AD[37]
7	3.3V
6	AD[35]
5	AD[33]
4	Ground
3	Type1	Type(1:0)
		(1U)00 = PCI-Express,
		(1U)01 = PCI
		(1U)10 = N/A
		(1U)11 = N/A
2	Type0	(2U)00=2xPCI-Express+PCI

Pin-Side	PCI Spec	Description
A	Signal
38	AD[02]
37	AD[00]
36	+3.3V	Was Vio 3.3V or 1.5V
35	REQ64#
34	+5V
33	+5V
32	+5V	Was gnd
31	C/BE[7]#
30	C/BE[5]#
29	Ground	Was VIO
28	PAR64
27	AD[62]
26	3.3V	Was GND
25	AD[60]
24	AD[58]
23	Ground
22	AD[56]
21	AD[54]
20	3.3V
19	AD[52]
18	AD[50]
17	Ground
16	AD[48]
15	AD[46]
14	Ground
13	AD[44]
12	AD[42]
KEY
KEY
11	3.3V	V
10	AD[40]
9	AD[38]
8	Ground
7	AD[36]
6	AD[34]
5	Ground
4	AD[32]
3	PXH_RST	Input to reset the PXH on the
	_N	active Riser
2	Ground

Revision 1.0	183
	C78844-002