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Component identification 70
System board LEDs
Item LED description Status
1 Reserved —
2 Overtemperature Amber = System has reached a cautionary or
critical temperature level.
Off = Temperature is OK.
3 Fan 1 and 2 Amber = One or more fans in this module
have failed.
Off = All fans in this module are operating
normally.
4 Processor Amber = Processor has failed.
Off = Processor is operating normally.
5 Fan 3 and 4 Amber = One or more fans in this module
have failed.
Off = All fans in this module are operating
normally.
6 Fan 5 and 6 Amber = One or more fans in this module
have failed.
Off = All fans in this module are operating
normally.
7 Fan 7 and 8 Amber = One or more fans in this module
have failed.
Off = All fans in this module are operating
normally.
8 PPM Amber = PPM has failed.
Off = PPM is operating normally.
9 DIMM 4 Amber = DIMM has failed.
Off = DIMM is operating normally.