IBM 8682 manual Controls and indicators, Information LED panel

Controls and indicators

Power-control button: Press this button to manually turn on or off the server.

Reset button: Press this button to reset the server and run the power-on self-test (POST).

Hard-disk drive activity light: Each hot-swap drive has a hard–disk drive activity light. When this green light is flashing, the drive is being accessed.

Hard-disk drive status light: Each hot-swap drive has a hard-disk drive status light. With a ServeRAID™ installation, if this amber light is on continuously, it means that the drive has failed.

Information LED panel

The information panel on the front of the server contains status lights.

The following illustration shows the server information panel.

		LINK	100	TX
		OK	MB	RX
	SCSI ACT	LINK OK	100 MB	TX/RX	INFO	SYS ERROR
POWER	RESET

System power: When this green light is on, system power is present in the server. When this light flashes, the server is in standby mode (the system power supply is turned off and ac current is present). When this light is off, either a power supply, AC power, or a light has failed. The power light is located above and between the power-control button and the reset button.

Attention: If this light is off, it does not mean there is no electrical current present in the server. The light might be burned out. To remove all electrical current from the server, you must unplug the server power cords from the electrical outlets.

Hard disk drive activity light: This green light is on when there is activity on a hard disk drive.

Ethernet-link status light: When this green light is on, there is an active connection on the Ethernet port. The Ethernet transmit/receive activity light is also located on the Ethernet (RJ-45) connector on the rear of the server.

Information light: When this amber light is on, the server power supplies

General information 9