HP ML530 - ProLiant - 128 MB RAM Setup And Installation Manual page 237

Table C-1: Front Panel LEDs
LED Description
3 External health
(power supply) LED
4 Embedded NIC connector
activity LED
5 Power On/Standby button
and LED
*The internal health LED identifies service events for internal components in a prefailure or failed
condition. For a list of these events, see Appendix D, "Troubleshooting."
HP ProLiant ML530 Generation 2 Server Setup and Installation Guide
continued
Indicator
Green
Amber
Red
Off
Green
Blinking
Off
Amber
Green
Off
System LEDs and Switches
State
Normal
Redundant power supply failure
Critical power supply failure
System is off
Network link
Network link with activity
No network connection
System is off (auxiliary power present)
System is on
Server has no AC power
C-3