Lenovo ThinkServer RD550 - Manual (Page 36)

The following illustration shows the connectors and components on the rear of your server. The rear view
of the server varies by model.
1 2
Figure 7. Rear view of server models with 3.5-inch drives
3 2 1
Figure 8. Rear view of server models with 2.5-inch drives
1 Two or three PCIe slots 2 Rear 2.5-inch-drive bays or AnyFabric slot 2
3 DisplayPort connector 4 Ethernet connector for system management (RJ-45)
5 USB 3.0 connectors (2) 6 System ID LED
7 AnyFabric slot 1 8 Serial connector
9 Fiber cable release tool 10 Hot-swap redundant power supply 2 (available on some
models)
11 Hot-swap redundant power supply 1
1 PCIe slots
Used to attach an Ethernet card or any other supported PCIe card.
Physical link width Negotiable link width Supported card length and height
x16 x16, x8, x4, x2, x1 Low-profile card
x8 x8, x4, x2, x1 Low-profile card
2 Rear 2.5-inch-drive bays
Used to install up to two 2.5-inch drives.
2 AnyFabric slot 2
Used to install an AnyFabric adapter (also called mezzanine adapter).
3 DisplayPort connector
Used to attach a high-performance monitor, a direct-drive monitor, or other devices that use a DisplayPort
connector.
4 Ethernet connector for system management (RJ-45)
22 ThinkServer RD550 User Guide and Hardware Maintenance Manual