SC743 Chassis Manual

F-6 Front Connector and Jumper Pin Definitions

1. Overheat Temperature Jumper

OH TEMP: JP25

Open: 45º C

1-2: 50º C (Default)

2-3: 55º C

2. Backplane Main Power Connectors

The 4-pin connectors designated JP10 and JP13 provide power to the backplane. See the table on the right for pin definitions.

Backplane

Main Power

4-Pin Connector

Pin# Definition

1+12V

2 and 3

Ground

 

 

4+5V

3. Activity LED Connector

The activity LED connector, designated JP26,

SATA Activity LED Header

Pin Definitions

is used to indicate the activity status of each SATA drive. The activity LED connector is lo- cated on the front panel. For the activity LED header to work properly, connect using a 10-pin LED cable.

4. - 11. SATA Ports

The SATA ports are used to connect the SATA drive cables. The eight SATA ports are desig- nated #0 - #7.

Pin # Definition

1ACT IN#0

2ACT IN#1

3ACT IN#2

4ACT IN#3

5Ground

Pin # Definition

6ACT IN#4

7ACT IN#5

8ACT IN#6

9ACT IN#7

10Empty

12. Buzzer Reset

The buzzer reset jumper allows the buzzer to be reset when an alarm has occured.

F-4

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SUPER MICRO Computer FAN0103L4 user manual Front Connector and Jumper Pin Definitions