Supermicro SuperServer E200-8D - Page 33

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Chapter 3 Motherboard Connections
Power SMBus (I
2
C) Connector
Power System Management Bus (I
2
C) Connector (JPI
2
C1) 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 replica devices or sensors is located
at JSMB1.
SMBus Header
Pin Denitions
Pin# Denition
1 Data
2 Ground
3 Clock
4 No Connection
Serial Port
COM1 port is located near DIMM slot A1 to provide a front accessible serial connection.