•  If the connector is set to have both functions, you can press the system ID button for three seconds to 
switch between the two functions.
For more information, see “Set the network connection for the Lenovo XClarity Controller” on page 111.
8  USB 3.0 connector
Used to attach a device that requires a USB 2.0 or 3.0 connection, such as a keyboard, a mouse, or a USB 
flash drive.
Rear view
The rear of the server provides access to several connectors and components.
Rear view of server models with a fixed power supply
Figure 7. Rear view of server models with a fixed power supply
Table 4.  Components on the rear of server models with a fixed power supply
Callout Callout
1  Fixed power supply
2  USB 2.0 connectors (2)
3  USB 3.0 connectors (2) 4  XClarity Controller network connector
5  USB 2.0 connectors (2) 6  Ethernet connectors (2)
7  VGA connector
8  NMI button
9  Serial-port-module slot 10  PCIe slot 1
11  PCIe slot 2 12  PCIe slot 3
13  PCIe slot 4 14  PCIe slot 5
15  PCIe slot 6
1  Fixed power supply
Chapter 2. Server components 21