IBM 8688 manual General information

Remote Supervisor Adapter connectors and LEDs: This group of ports and indicators on the back of the server are used for system-management information and control.

Error LED		Ethernet activity LED
(amber)	RS-485 connector	(green)
External power	(RJ14)	Ethernet link LED
supply connector
		(green)

Power LED	System-management	Ethernet
(green)	connector	connector

vExternal power-supply connector: This connector is not supported on this server.

vError LED: This amber LED is lit when a system-management error has occurred.

vRS-485 connector: Signal cables for managing expansion module resources are attached to this connector.

vEthernet activity LED: This green LED is lit when there is activity on the Ethernet LAN attached to the Ethernet connector.

vEthernet link LED: This green LED is lit when there is an active link connection on the Ethernet controller for the Ethernet port.

vEthernet connector: Ethernet signal cables are attached to the Ethernet connector.

vSystem-management connector: Signal cables for modems or other serial devices are attached to this connector.

vPower LED: This green LED goes on and stays on when you plug in your server.

Ethernet LEDs: These LEDs are lit green when there is an active link connection on the Gigabit Ethernet controller and flash amber when there is activity on the Ethernet LAN.

Gigabit Ethernet connectors: Gigabit Ethernet signal cables are connected to the Gigabit Ethernet ports. These ports support 10/100/1000 Mbps data transfer rates.

RXE Expansion Port A connector: Use this connector to attach the server to a remote I/O enclosure.

Video connector: The signal cable for a monitor attaches to the video connector.

USB 2 connector: This is an automatically configured port that you can use to attach one or more USB devices to the server, using Plug and Play technology.

USB 1 connector: This is an automatically configured port that you can use to attach one or more USB devices to the server, using Plug and Play technology.

RXE Management Port connector: Use this connector to attach a management cable from the server to a remote I/O enclosure.

Chapter 1. General information 7