31
Intelligent Platform
Management Bus header
(4-pin IPMB_1)
(see p.10 or 12, No. 24)
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.
IP
MB
_S
DA
IP
MB
_S
CL
GN
D
No c
on
ne
ct
Serial General Purpose
Input/Output Header
(8-pin SGPIO1)
(see p.10 or 12, No. 5)
This header supports Serial
Link interface for onboard
SATA connections.
1
SDATAOUT
SLOAD
SCLOCK
GND
GND
Non Maskable Interrupt
Button Header
(2-pin NMI_BTN1)
(see p.10 or 12, No. 22)
Please connect a NMI de-
vice to this header.
1
CONTROL
GND
PSU SMBus
(5-pin PSUSMB1)
(see p.10 or 12, No. 18)
PSU SMBus monitors the
status of the power supply,
fan and system temperature.
+3VSB
1
ALERT
SMBCLK
GND
SMBDATA
