Chapter 2: Installation

Power LED

The Power LED connection is located on pins 15 and 16 of JF1. Refer to the table on the right for pin definitions.

HDD LED

The HDD (IDE Hard Disk Drive) LED connection is located on pins 13 and 14 of JF1. Attach the IDE hard drive LED cable to display disk activity. Refer to the table on the right for pin definitions.

NIC1 LED

The NIC1 (Network Interface Control- ler) LED connection is located on pins 11 and 12 of JF1. Attach the NIC1 LED cable to display network activity. Refer to the table on the right for pin definitions.

Power LED

Pin Definitions (JF1)

Pin# Definition

15Vcc

16Control

HDD LED

Pin Definitions (JF1)

Pin# Definition

13Vcc

14HD Active

NIC1 LED

Pin Definitions (JF1)

Pin# Definition

11Vcc

12NIC1 Active

NIC2 LED

The NIC2 (Network Interface Control- ler) LED connection is located on pins 9 and 10 of JF1. Attach the NIC2 LED cable to display network activity. Refer to the table on the right for pin definitions.

NIC2 LED

Pin Definitions (JF1)

Pin# Definition

9Vcc

10NIC2 Active

Overheat/Fan Fail LED

Connect an LED to the OH connection on pins 7 and 8 of JF1 to provide ad- vanced warning of chassis overheat- ing. Refer to the table on the right for pin definitions and status indicators.

OH/Fan Fail LED

Pin Definitions (JF1)

Pin# Definition

7Vcc

8Control

OH/Fan Fail

LED Status

State Indication

Solid Overheat

Blinking Fan fail

2-9

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SUPER MICRO Computer H8QM8-2, H8QME-2 user manual Power LED, Overheat/Fan Fail LED