System Component Status Indicators:
Status indicators on the I/O board, processor board,
memory board, and the Advanced Remote Management
Controller can help identify problems. The indicators are lit
during POST to ensure the indicators operate. After POST
completes, the indicators show the status of the
component.
For the location of the status indicators, see:
“Processor Board Component Locations” on
page 165.
“Memory Board Component Locations” on page 147.
“I/O Board Component Locations” on page 142.
“I/O Board LEDs” on page 143.
“Advanced System Management PCI Adapter
Component Locations” on page 88.
Processor Board LEDs
Memory Board LED
I/O Board LEDs
For additional I/O Board LEDs, see “I/O Board LEDs” on
page 143.
Indicator
Description
Microprocessor Bus
Activity LED
If activity on the microprocessor bus is
present, the indicator for the slot is lit.
Microprocessor VRM
Status LED
If a VRM or processor fails or is missing,
the LED will light.
Microprocessor
Termination LED
If proper termination of the microprocessor
slot 4 is present, the indicator is lit.
ERR 0 and
ERR 1 LEDs
If either LED is on, see “Symptom-to-FRU
Index” on page 182 for an explanation.
Indicator
Description
Memory Module
Status LED
If a memory module is present and has
failed, the indicator for the slot is lit.
Indicator
Description
Power On LED
If power to a PCI slot is present, the
indicator for the slot is lit.
Attention LED
Your operating system defines the meaning
of this indicator. Refer to your operating
system documentation for more information.
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