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Error Messages and Indicators
75
Table 32. Diagnostic LED States
Display BIOS Operation Display BIOS Operation
Amber
Amber
Amber
Amber
Power on, starting BIOS
Amber
Amber
Amber
Green
Undefined
Green
Amber
Amber
Amber
Recovery mode
Green
Amber
Amber
Green
Undefined
Amber
Green
Amber
Amber
Processor, cache, etc.
Amber
Green
Amber
Green
Undefined
Green
Green
Amber
Amber
Memory, auto-size, shadow,
etc.
Green
Green
Amber
Green
Undefined
Amber
Amber
Green
Amber
PCI bus initialization
Amber
Amber
Green
Green
Undefined
Green
Amber
Green
Amber
Video
Green
Amber
Green
Green
Undefined
Amber
Green
Green
Amber
IDE bus initialization
Amber
Green
Green
Green
Undefined
Green
Green
Green
Amber
USB initialization
Green
Green
Green
Green
Booting operating system
Note: Undefined states are reserved for future use.
✏
NOTE
After the system has booted, the diagnostic LEDs remain off during normal operation.