Table E-7: System Board LEDs and Internal Health LED Status Combinations
System LED and Status
Processor failure, socket X
(amber)
Processor failure, both
sockets (amber)
PPM failure, slot X
(amber)
DIMM failure, slot X
(amber)
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Internal Health
Means
LED Status
•
Red
•
•
•
Amber
Processor in socket X is in pre-failure condition.
•
Red
•
•
Red
•
•
•
Red
•
•
Amber
•
LED Indicators and Switches
Processor in socket X has failed.
Processor has failed over to offline spare, if
the second processor is installed.
Processor is not installed in socket X.
ROM detects a failed processor during
POST.
Processor types do not match.
Processor is not installed, but the
corresponding PPM is installed.
PPM in slot X has failed.
PPM X is not installed.
PPM is not installed, but the corresponding
processor is installed.
DIMM in slot X has failed.
DIMM has experienced a multi-bit error.
DIMM has reached single-bit correctable
error threshold.
DIMM in slot X is in pre-failure condition.
continued
E-13