Appendix D: M35TQ Mobile Rack Specifications

D-8 Front Connectors and Pin Definitions

1. Mobile Rack Main Power Connectors

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

2. MG9072 Chip

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

3. JTAG Connector

The JTAG connector, designated JP47, is used for diagnostic purposes only.

4. and 5. I2C Connectors

The I2C connectors, designated JP44 and JP45, are used to monitor the HDD activity and status. See the table on the right for pin definitions.

Mobile rack Main Power 4-Pin Connector

Pin# Definition

1+12V

2 and 3

Ground

 

 

4+5V

I2C Connector

Pin Definitions

Pin# Definition

1Data

2Ground

3Clock

4No Connection

D-5

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SUPER MICRO Computer FAN0103L4 Front Connectors and Pin Definitions, Mobile Rack Main Power Connectors, MG9072 Chip