Lenovo 2594, 2593, 2579 Front panel connector, Internal USB connector, Diagnostic module connector

1

Front panel connector

Used to connect the front panel cable.

2

Internal USB connector 1

Used to connect the front panel USB cable.

3

Internal USB connector 2

Reserved for the manufacturer.

4

Diagnostic module connector

Used to connect the cable of the diagnostic module.

5

Front VGA connector

Used to connect the cable of the VGA DB-15 connector on the front panel of the server.

6

SATA connector 0

Used to connect the signal cable of the slim optical drive if the server has one installed.

7

Platform Controller Hub (PCH)

This chip supports and provides many features. It 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

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. In this case, you can connect it to an internal USB Type A connector.

10

TMM Premium connector

Used to connect a server option named as 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 101.

12

TPM connector

Used to connect a TPM, which is a security chip, to enhance server security. See “Installing or removing the ThinkServer Trusted Platform Module” on page 105.

Chapter 3. Product overview 43