SUPER MICRO Computer FAN0103L4 user manual Front Connector and Pin Definitions, #3. MG9072 Chip

SC743 Chassis Manual

E-6 Front Connector and Pin Definitions

#1. and 2. JTAG Connector and Upgrade Connectors

The JTAG and upgrade connectors, desig- nated JP47 and JP46, are used for diag- nostic purposes. These connectors should be used by a certified and experienced technician.

#3. MG9072 Chip

The MG9072 is an enclosure management chip that supports the SES-2 controller and SES-2 protocols.

#4. 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.

#5. Activity LED Header

Backplane

Main Power

4-Pin Connector

Pin# Definition

1+12V

2 and 3 Ground

4+5V

The activity LED header, designated JP26, is used to indicate the activity status of each SAS drive. The Activity LED Header is located on the front panel. For the Activity LED Header to work properly, connect using a 10-pin LED cable.

E-4