Intel SE7520JR2 Technical Manual page 183

Intel® Server Board SE7520JR2
Pin-Side PCI Spec
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
Revision 1.0
Description Pin-Side
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
KEY
KEY
11
10
9
8
7
6
5
4
3
2
C78844-002
Connectors and Jumper Blocks
PCI Spec
A Signal
AD[02]
AD[00]
+3.3V Was Vio 3.3V or 1.5V
REQ64#
+5V
+5V
+5V Was gnd
C/BE[7]#
C/BE[5]#
Ground Was VIO
PAR64
AD[62]
3.3V Was GND
AD[60]
AD[58]
Ground
AD[56]
AD[54]
3.3V
AD[52]
AD[50]
Ground
AD[48]
AD[46]
Ground
AD[44]
AD[42]
3.3V V
AD[40]
AD[38]
Ground
AD[36]
AD[34]
Ground
AD[32]
PXH_RST Input to reset the PXH on the
_N active Riser
Ground
Description
183