SUPER MICRO Computer SuperServer 5016I-T user manual Onboard Power LED, Power Supply I2C Connector

Chapter 5: Advanced Motherboard Setup

Onboard Power LED

An onboard Power LED header is located at JLED. This Power LED header is connected to Control Panel header located at JF1 to indicate the status of system power. See the table on the right for pin definitions.

Power Supply I2C Connector

The Power Supply (I2C) connector is located at SMB_PS1 and is used to monitor the status of the power supply, fan and system temperature. See the table on the right for pin definitions.

T-SGPIO 0/1 Headers

Two T-SGPIO (Serial-Link General Purpose Input/Output) headers are

Onboard PWR LED

Pin Definitions

Pin# Definition

1VCC

2No Connection

3Connection to PWR LED in JF1

PWR Supply I2C

Pin Definitions

Pin# Definition

1Clock

2Data

3PWR Fail

4Ground

53.3V

Serial_Link-SGPIO

Pin Definitions

located near the SATA connectors on the motherboard. These headers are used to communicate with the enclosure management chip in the system. See the table on the right for

Pin#

1

3

5

7

Definition

NC

Ground

Load

Clock

Pin 2 4 6 8

Definition

NC

DATA Out

Ground

NC

pin definitions.

Alarm Reset

If three power supplies are installed and Alarm Reset (JAR) is connected, the system will notify you when any of the three power modules fail. Connect JAR to a micro-switch to turn off the alarm that is activated when a power module fails. See the table on the right for pin definitions.

NC = No Connection

Alarm Reset
Pin Definitions
Pin Setting	Definition
Pin 1	Ground
Pin 2	+5V

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