HP ML530 - ProLiant - 128 MB RAM Setup And Installation Manual page 253

Table C-12: System LEDs and Internal Health LED Status Combinations
System LED and Color
DIMM failure, all slots in one
bank (flashing amber)
DIMM failure, all slots (amber)
Memory board interlock (amber)
Thermal warning (amber)
Fan (amber)
Power supply (off)
HP ProLiant ML530 Generation 2 Server Setup and Installation Guide
Internal Health State
LED Color
Red Configuration error: The indicated DIMMs
are not properly populated or are an
unsupported type.
Red No valid or usable memory is installed in
the system.
Red No memory board is installed.
Red System has exceeded OS cautionary level
or critical hardware level.
Red A required fan has failed or is missing.
Amber A redundant fan has failed.
Red A required power supply has failed.
Amber A redundant power supply has failed.
System LEDs and Switches
continued
C-19