Front I/O module
The front I/O module provides controls, connectors, and LEDs. The front I/O module varies by model. For 
more information, see 
“Front I/O module” on page 21.
PCIe slots
The PCIe slots are on the rear or front of the server, and your server supports up to 12 PCIe slots. For more 
information, see 
“PCIe slots and PCIe adapters” on page 54.
Pull-out information tab
The Lenovo XClarity Controller network access label is attached on the pull-out information tab. The default 
Lenovo XClarity Controller hostname and the IPv6 Link Local Address (LLA) are provided on the tab.
For more information, see 
Set the network connection for the Lenovo XClarity Controller.
Rack latches
If your server is installed in a rack, you can use the rack latches to help you slide the server out of the rack. 
You also can use the rack latches and screws to secure the server in the rack so that the server cannot slide 
out, especially in vibration-prone areas.
VGA connector
The VGA connectors on the front and rear of the server can be used to attach a high-performance monitor, a 
direct-drive monitor, or other devices that use a VGA connector.
Ethernet connectors
Figure 3. OCP module (two connectors) Figure 4. OCP module (four connectors)
The OCP module provides two or four extra Ethernet connectors for network connections. By default, any of 
the connectors on the OCP module can function as a shared management connector.
Front I/O module
The front I/O module provides controls, connectors, and LEDs. The front I/O module varies by model.
Chapter 2. Server components 21