Lenovo ThinkServer RD550 User Manual
Page 37
Used to attach an Ethernet cable for a LAN. The Ethernet connector has two status LEDs to help you identify
the Ethernet connectivity, activity, and connection speed.
Ethernet status LED
Color
Status
Description
Amber
On
The connection speed is 1000 Mbps.
Green
On
The connection speed is 100 Mbps.
1
Left
None
Off
The connection speed is 10 Mbps.
Green
On
The server is connected to a LAN.
None
Off
The server is disconnected from a LAN.
2
Right
Green
Blinking
The LAN is connected and active.
5
USB 3.0 connectors (2)
Used to attach a USB-compatible device, such as a USB keyboard, mouse, scanner, or printer. If you have
more than four USB devices, you can purchase a USB hub, which you can use to connect additional
USB devices.
6
System ID LED
When you press the ID button on the front panel, the ID LEDs on both the front and rear of the server are
lit to help you locate the server among other servers. You also can turn on the ID LEDs using a remote
management program for server presence detection.
Status
Color
Description
On
Blue
The system is identified.
Off
None
The ID LED is not in use or the system is not
identified.
7
AnyFabric slot 1
Used to install an AnyFabric adapter (also called mezzanine adapter).
8
Serial connector
Used to attach a device that uses a 9-pin serial connector.
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