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Universal Serial Bus (USB)
There are two Universal Serial Bus
ports located on the I/O panel as well
as two USB headers and two "Type
"A" ports located on the serverboard.
The onboard ports/headers can be
used to provide front side USB access
(cables not included). See the table on
the right for pin defi nitions.
SGPIO Headers
The SGPIO (Serial General Purpose
Input/Output) headers are used to
communicate with an enclosure man-
agement chip on the backplane. See
the table on the right for pin defi ni-
tions.
Power Supply SMBus Header
A Power SMB header is located at
PW4. Connect the appropriate cable
here to utilize SMB on your system.
See the table on the right for pin
defi nitions.
Onboard Power LED
An onboard Power LED header is
located at JLED1. This header con-
nects to the control panel header
(JF1) to indicate the status of system
power. See the table on the right for
pin defi nitions.
Chapter 5: Advanced Serverboard Setup
Universal Serial Bus
Pin Defi nitions (USB)
USB0/1
Pin #
Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
5
N/A
SGPIO Header
Pin Defi nitions (3-SGPIO-1/3-SGPIO-2)
Pin#
Defi nition
1
NC
3
Ground
5
Load
7
Clock
NC = No Connection
Power Supply SMB
Header
Pin Defi nitions (PW4)
Pin#
Defi nition
1
Clock
2
Data
3
PWR Fail
4
Ground
5
+3.3V
Onboard PWR LED
Pin Defi nitions (JLED1)
Pin#
Defi nition
1
VCC
2
No Connection
3
Connection to PWR
LED in JF1
5-17
USB4/5/6/7
Pin #
Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
5
Key
Pin
Defi nition
2
NC
4
DATA Out
6
Ground
8
NC
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