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50
http://www.TYAN.com
J50 & J51……………..Internal USB headers
J42 ……………………SMDC ( Server Management daughter card)
Odd pin
Signal
Even Pin
Signal
1*****
LAD0
2
LAD1
3
LAD2
4
LAD3
5
GND1
6
LFRAME#
7
GND2
8
PCI_CLK
9
GND3
10
PCIRST#
11
GND4
12
I2C1CLK
13
I2C1DA
14
GND5
15
IC24CLK
16
I2C4DA
17
GND6
18
I2C3CLK
19
I2C3DA
20
5VSB1
21
I2C2CLK
22
I2C2DA
23
5VSB2
24
GND7
25
PWRBTN#
26
PCIPME#
27
RSTBTN#
28
SVM_IRQ#
29
SLPBTN#
30
SVM_WOL#
31
EXTSMI#
32
SVM_THERM#
33
CPUNMI
34
GND8
35
GPIO1
36
GPIO2
37
GND9
38
GPIO4
39
GPIO5/KEY
40
PS_PWRGD
41
GND10
42
RSVD2
43
RSVD3
44
GND11
45
RSVD5
46
BMC_RST#
47
GND12
48
SMALERTA#
49
SMALERTB#
50
GND13
***** pin one is identified on the motherboard and also on page 8
J50 & j51 (labeled onboard as USB3 & USB4)
**** pin one is identified on the motherboard
and also on page 8.
Pin 1 = VCC ****
Pin 2 = USBD(2&3)R-
Pin3 = USBD(2&3) R+
Pin4 = Gnd
Pin5 = Gnd