Supermicro SuperServer E300-8D - Page 31

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Chapter 3 Motherboard Connections
Power SMBus (I
2
C) Connector
Power System Management Bus (I
2
C) Connector (JPI2C1) monitors the power supply, fan
and system temperatures.
Power SMBus
Pin Denitions
Pin# Denition
1 Clock
2 Data
3 Power Fail
4 Ground
5 +3.3V
System Management Bus Header
A PCH System Management Bus header for additional slave devices or sensors is located
at JSMB1.
SMBus Header
Pin Denitions
Pin# Denition
1 Data
2 Ground
3 Clock
NVMe I2C Header
Connector JNVI2C is a management header for the Supermicro AOC NVMe PCI-E peripheral
cards. Connect the I
2
C cable to this connector.