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System Management Bus Header
A System Management Bus header for additional slave devices or sensors is located at
JSMB1. See the table below for pin definitions.
BMC External I2C Header
A System Management Bus header for IPMI 2.0 is located at JIPMB1. Connect the appropriate
cable here to use the IPMB I
definitions.
Power SMB (I
C) Header
2
The Power System Management Bus (I
fan, and system temperatures. Refer to the table below for pin definitions.
SMBus Header
Pin Definitions
Pin#
Definition
1
Data
2
Ground
3
Clock
4
NC
C connection on your system. Refer to the table below for pin
2
BMC External I
C
2
Header
Pin Definitions
Pin#
Definition
1
Data
2
GND
3
Clock
4
NC
C) connector (JPI
2
Power SMB Header
Pin Definitions
Pin#
Definition
1
Clock
2
Data
3
PMBUS_Alert
4
Ground
5
NC
29
Chapter 3 Motherboard Connections
C1) monitors the power supply,
2
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