User manual

27
Intelligent Platform
Management Bus header
(4-pin IPMB_1)
(see p.10, No. 10)
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
(7-pin SATA_SGPIO1)
(see p.10, No. 27)
(7-pin SATA_SGPIO2)
(see p.10, No. 26)
PSU SMBus
(5-pin PSU_SMB1)
(see p.10, No. 11)
Non Maskable Interrupt
Button Header
(2-pin NMI_BTN1)
(see p.10, No. 3)
This header supports Serial
Link interface for onboard
SATA connections.
PSU SMBus monitors the
status of the power supply,
fan and system temperature.
Please connect a NMI de-
vice to this header.
1
SDATAOUT
SLOAD
SCLOCK
GND
GND
1
CONTROL
GND
+3VSB
1
ALERT
SMBCLK
GND
SMBDATA
External SOC Reset Input
(2-pin SOC_RST1)
(see p.10, No. 1)
This is another reset input
for reseting BMC part func-
tion.
Overheating LED Header
(2-pin OH1)
(see p.10, No. 5)
Connect an LED to this
header to provide warning of
chassis overheating.
1
EXTRST#
GND
1
LED2+
LED2-