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Serial General Purpose
Input/Output Headers
(7-pin SATA_SGPIO1)
(see p.6, No. 10)
(7-pin SATA_SGPIO2)
(see p.6, No. 11)
PSU SMBus
(PSU_SMB1)
(see p.6, No. 24)
Non Maskable Interrupt
Button Header
(2-pin NMI_BTN1)
(see p.6, No. 29)
Intelligent Platform
Management Bus Header
(4-pin IPMB1)
(see p.6, No. 27)
Baseboard Management
Controller SMBus Header
(5-pin BMC_SMB1)
(see p.6, No. 30)
26
SCLOCK
SLOAD
GND
1
SDATAOUT
GND
ALERT
SMBCLK
+3V
1
SMBDATA
GND
GND
1
CONTROL
IPMB_SDA
IPMB_SCL
GND
No Connect
BMC_SMB_PRESENT_1_N
Power
BMC_SMBCLK
GND
BMC_SMBDATA
The headers support Serial
Link interface for onboard
SATA connections.
PSU SMBus monitors the
status of the power supply, fan
and system temperature.
Please connect a NMI device
to this header.
This 4-pin connector is used
to provide a cabled base-board
or front panel connection for
value added features and 3rd-
party add-in cards, such as
Emergency Management cards,
t h a t p r o v i d e m a n a g e m e n t
features using the IPMB.
The header is used for the SM
BUS devices.
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