32
Intelligent Platform
Management Bus header
This 4-pin connector is used
to provide a cabled base-
board or front panel connec-
tion for value added features
and 3rd-party add-in cards,
such as Emergency Man-
agement cards, that provide
management features using
the IPMB.
IPMB_SDA
IPMB_SCL
GND
No connect
Serial General Purpose
Input/Output Header
This header supports Serial
Link interface for onboard
SATA connections.
1
SDATAOUT
SLOAD
GND
GND
Non Maskable Interrupt
Button Header
Please connect a NMI de-
vice to this header.
1
CONTROL
GND
PSU SMBus
PSU SMBus monitors the
status of the power supply,
fan and system temperature.
+3VSB
1
ALERT
SMBCLK
SMBDATA
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