User`s manual

Chapter 2: Installation
2-29
Serial_Link-SGPIO
PinDenitions
Pin# Denition Pin Denition
1 NC 2 NC
3 Ground 4 DATA Out
5 Load 6 Ground
7 Clock 8 NC
T-SGPIO 0/1 Headers
Two T-SGPIO (Serial-Link General Pur-
pose Input/Output) headers are located
near the SATA connectors on the moth-
erboard. These headers are used to
communicate with the enclosure manage-
ment chip in the system. See the table on
the right for pin denitions. Refer to the
board layout below for the locations of
the headers.
NC: No Connections
JPUSB2
A
B
Power Supply I
2
C Connector
Power Supply (I
2
C) Connector, located
at JPI
2
C on the motherboard monitors
the status of the power supply, fan and
system temperature. See the table on
the right for pin denitions.
PWR Supply I
2
C
PinDenitions
Pin# Denition
1 Clock
2 Data
3 PWR Fail
4 Ground
5 3.3V
A. T-SGPIO
B. JPI
2
C
A
B