Lenovo RD540 manual Front panel connector, Internal dual-port USB connector, Front VGA connector

1

Front panel connector

Used to connect the front panel cable.

2

Internal dual-port USB connector 1

Used to connect the front panel USB cable.

3

Internal dual-port USB connector 2

Reserved for the manufacturer.

4

Intelligent Diagnostics Module connector

Used to connect the cable of the Intelligent Diagnostics Module.

5

Front VGA connector

Used to connect the cable of the front VGA connector on the front panel of the server.

6

SATA connector 0

Used to connect the signal cable of the slim optical drive.

7

Platform Controller Hub (PCH)

This chip on the system board serves as a PCH, which provides the data buffering and interface arbitration required to ensure that system interfaces operate efficiently and provides the bandwidth necessary for the system to achieve peak performance.

8

System board battery

Your server has a special type of memory that maintains the date, time, and configuration information for built-in features. The system board battery keeps the information active when you turn off the server.

9

Internal USB Type A connector 1

Used to connect a device that uses a USB Type A connector. For example, in some situations, you might want to connect a USB key directly to the system board. You can connect it to an internal USB Type A connector.

10

ThinkServer Management Module Premium connector

Used to connect a server option named ThinkServer Management Module Premium (TMM Premium) to enable advanced remote management functions on your server. See “Installing or removing the ThinkServer Management Module Premium” on page 94.

11

Internal USB Type A connector 2

Used to connect a device that uses a USB Type A connector. For example, in some situations, you might want to connect a USB key directly to the system board. You can connect it to an internal USB Type A connector.

40ThinkServer RD540 User Guide and Hardware Maintenance Manual