Chapter 5: Advanced Serverboard Setup
5-15
SGPIO
The T-SGPIO1/ T-SGPIO2 (Serial General
Purpose Input/Output) headers provide a
bus between the SATA controller and the
backpane to provide SATA enclosure man-
agement functions. Connect the appropriate
cable from the backplane to the T-SGPIO1
header to utilize SATA management func-
tions on your system.
SGPIO Header Pin Definitions
(T-SGPIO1/TSGPIO2)
Pin# Definition Pin # Definition
1
NC
2
NC
3
Ground
4
Data
5
Load
6
Ground
7
NC
8
NC
Note:
NC indicates no connection.
Chassis Intrusion
A Chassis Intrusion header is located at JL1.
Attach the appropriate cable to inform you of
a chassis intrusion.
Chassis Intrusion
Pin Definitions
(JL1)
Pin# Definition
1
Battery voltage
2
Intrusion signal
Overheat LED
Connect an LED to the JOH1 header to pro-
vide warning of chassis overheating. See the
table on the right for pin definitions.
Overheat LED
Pin Definitions
(JOH1)
Pin# Definition
1
3.3V
2
OH Active
IPMB
A System Management Bus header for the
IPMI slot is located at IPMB. Connect the
appropriate cable here to use the IPMB I2C
connection on your system.
IPMB
Pin Definitions
Pin# Definition
1
Data
2
Ground
3
Clock
4
No Connection
Power SMB (I
2
C)
The Power System Management Bus (
I2
C)
connector (JPI2C1) monitors the power
suppply, fan and system temperatures. See
the table on the right for pin definitions.
Power SMB I
2
C
Pin Definitions
(JPI2C)
Pin# Definition
1
Clock
2
Data
3
PWR Fail
4
Ground
5
+3.3V
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