Sun Microsystems 220R Disk Drive LEDs, Following table provides a description of each LED

The following table provides a description of each LED.

LED Name Icon Description

DC Status

Fault

This green LED is lit to indicate that all DC outputs from the power supply are functional.

This yellow LED is lit to indicate a fault in the power supply. The power supply is non-functional and there is no DC output to the system. The yellow LED on the system front panel also lights if this LED is lit.

AC-Present	This green LED is lit to indicate that the
	primary circuit has power. When this LED is
	lit, the power supply is providing standby
	power to the system.

7.12.1.4Disk Drive LEDs

The disk drive LEDs are visible from the front of the system when the left door is open, as shown in the following figure.

Diagnostics and Troubleshooting 215