The following table provides a description of each LED.
LED Name Icon Description
DC Status This green LED is lit toindicate that all DC
outputs from the power supply are
functional.
Fault 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 yellowLED on the system
front panel also lights if this LEDis lit.
AC-Present This green LED is lit to indicate that the
primary circuithas power. When this LED is
lit, the power supply is providing standby
power to the system.
7.12.1.4 Disk Drive LEDs
The disk drive LEDs are visible from the frontof the system when the left door is
open, as shown in the following figure.
Diagnostics and Troubleshooting 215