Intel® Server Board SE7505VB2
SE7505VB2 Connectors
8.4 I
2
C Header
Table 25. SCSI HDD Header Pin-out (J3K2, J4K1)
Pin
Signal Name Description
1
3VSB SDA
Data Line
2 GND
3
3VSB SCL
Clock Line
4 +5VSB
Power
Line
8.5 PCI Slot Connector
There are three PCI buses implemented on the baseboard. PCI segment A supports 5V 32-
bit/33MHz PCI, segment B supports 3.3V 64-bit/100MHz PCI-X, and segment C supports 3.3V
64-bit/66MHz PCI operation. All segments support full-length PCI add-in cards. The pin-out for
each segment is below.
Table 26. P32-A 5V 32-bit/33-MHz PCI Slot Pin-out (J4B1, J3B1)
Pin
Side B
Side A
Pin
Side B
Side A
1 -12V
TRST#
32
AD[17]
AD[16]
2 TCK
+12V
33
C/BE[2]#
+3.3V
3 Ground
TMS
34
Ground
FRAME#
4 TDO
TDI
35
IRDY#
Ground
5 +5V
+5V
36
+3.3V
TRDY#
6 +5V
INTA#
37
DEVSEL#
Ground
7 INTB#
INTC#
38
Ground
STOP#
8 INTD#
+5V
39
LOCK#
+3.3V
9 PRSNT1# Reserved 40
PERR#
SMBCLK
10 Reserved +5V
(I/O) 41
+3.3V
SMBDAT
11 PRSNT2# Reserved 42
SERR#
Ground
12 Ground
Ground
43
+3.3V
PAR
13 Ground
Ground
44
C/BE[1]# AD[15]
14 Reserved 3.3Vaux
45
AD[14]
+3.3V
15 Ground
RST#
46
Ground
AD[13]
16 CLK
+5V
(I/O) 47
AD[12]
AD[11]
17 Ground
GNT#
48
AD[10]
Ground
18 REQ#
Ground
49
Ground
AD[09]
19
+5V (I/O)
PME#
50
CONNECTOR KEY
20 D[31]
AD[30]
51
CONNECTOR
KEY
21 AD[29]
+3.3V
52
AD[08] C/BE[0]#
22 Ground
AD[28]
53
AD[07]
+3.3V
23 AD[27]
AD[26]
54
+3.3V
AD[06]
24 AD[25]
Ground
55
AD[05] AD[04]
25 +3.3V
AD[24]
56
AD[03]
Ground
26 C/BE[3]# IDSEL
57
Ground
AD[02]
27 AD[23]
+3.3V
58
AD[01]
AD[00]
28
Ground
AD[22]
59
+5V (I/O)
+5V (I/O)
29 AD[21]
AD[20] 60
ACK64# REQ64#
30 AD[19]
Ground
61
+5V
+5V
31 +3.3V
AD[18]
62
+5V
+5V
Revision 1.2
Intel part number C32194-002
55