Lenovo 3808, 3836 Power-error Fault LED, Video connector, Serial connector, Ethernet connectors

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