Lenovo 3809 Server User Manual


 
Power-error (Fault) LED
When this amber LED is lit, it indicates that the power supply has failed.
For any other combination of LEDs, see the Hardware Maintenance
Manual.
Video connector
Connect a monitor to this connector.
Note: The maximum video resolution is 1600 x 1200 at 60 MHz.
Serial connector
Connect a 9-pin serial device to this connector.
Systems-management Ethernet connector
Use this connector to manage the server, using a dedicated management
network. If you use this connector, the IMM cannot be accessed directly
from a production network. A dedicated management network provides
additional security by physically separating the management network traffic
from the production network. You can use the Setup Utility to configure the
server to use a dedicated systems-management network or a shared
network.
USB connectors
Connect USB devices to these connectors.
Ethernet connectors
Use these connectors to connect the server to a network.
Ethernet transmit/receive activity LED
This LED is on the Ethernet connector on the rear of the server. When this
LED is lit, it indicates that there is activity between the server and the
network.
Ethernet link status LED
This LED is on the Ethernet connector on the rear of the server. When this
LED is lit, it indicates that there is an active connection on the Ethernet
port.
Chapter 4. Server controls, LEDs, and power 27