SUPER MICRO Computer AOC-SOZCR1 Connectors and LED Indicators *AOC-LPZCR1, Activity LED Indicator

Chapter 2: Technical Specifi cations and Installation

2.1.3 Connectors and LED Indicators (*AOC-LPZCR1)

Activity LED Indicator

Activity LED Indicator (J2), located on the front side of the AOC-LPZCR1 card, indicate the activity status of the AOC-LPZCR1 card. See the table on the right for pin defi nitions.

Activity LED

Pin Definitions (J2)

Pin#	Pin Definitions
Pin1	-(Negtive) or Cathod
Pin2	+(Positive) or Anode

Buzzer Connector

Buzzer Connector (J4), located on the front side of the AOC-LPZCR1 card, provides a connection for the onboard buzzer. See the table on the right for pin defi nitions.

Buzzer Connector Pin Definitions (J4)

Pin# Definitions

Pin1 +(Positive) Pin2 -(Negtive)

SMB (I2C)

A System Management Bus header is located at J1. Connect the I2C cable here to utilize SMB on your add-on card (*See below). See the table on the right for pin defi nitions.

I2C Cable Connection

SMB (I2C)

Pin Definitions (J1)

Pin
Number	Definition

1Data

2Ground

3Clock

3-Pin Connector (J1)	3-Pin Connector
on the LPZCR1	on the cable

1.The I2C Cable has a 3-pin con- nector on one end, and a 4-pin con- nector on the other end.

2.Connect the 3-pin connector of the cable to the 3-pin I2C Connec- tor (J1) on the AOC-LPZCR card as shown on the right.

	4-Pin I2C Connector	4-Pin Connector on
3. Connect the 4-pin connector of	on the Backplane
		the cable
the cable to the 4-pin I2C Connector
on the backplane as shown on the
right.

(*Note: Refer to the layout on Page 2-1 for the locations of the Connectors and LED Indicators.

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