Power Supply Leds - Sun Microsystems Sun Fire V490 Parts Installation And Removal Manual

Power Supply LEDs

Each power supply has its own status LEDs.
Power Supply 0 status LEDs
Power Supply 0
Each power supply LED has a corresponding LED on the back panel.
Listed from top to bottom, the power supply LEDs operate as described in the
following table.
TABLE 1-4
Icon
Power Supply 1 status LEDs

Power Supply LEDs

Name Description
OK-to-Remove This blue LED lights when the power supply is safe to
remove.
Fault This amber LED lights when a power supply fault is
detected. If a power supply Fault LED is lit, the system
Fault LED will also be lit.
DC Present This green LED is lit when DC output power is available.
AC Present This green LED is lit when AC input power is present. This
LED is lit if the corresponding AC cable is plugged in to a
power source and the power supply is functioning
correctly, regardless of system power status.
Power Supply 1
Chapter 1 Identifying Front and Back Panel Features 7