System diagnostics and indicator codes
The diagnostic indicators on the system front panel display system status during system startup.
Topics:
• Front panel indicator codes
• NIC indicator codes
• Power supply unit Built-in Self Test
• Enhanced Pre-Boot System Assessment — ePSA diagnostics
• Diagnostics
• Diagnostic error messages
• System error messages
Front panel indicator codes
NOTE: No diagnostic indicators are lit when the system is turned off. To start the system, plug it into a working power
source and press the power button.
Table 39. Front panel indicator codes
Icon Description Condition Corrective action
Drive indicator The indicator flashes white if
drives are being accessed.
Not applicable.
Power-on indicator The indicator displays solid and
flashing amber if there is a
component failure.
This is due to component failure
in the system. For more
information, see the Diagnostics
section. If the problem persists,
see the appropriate
Troubleshooting section or the
Getting help section.
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System diagnostics and indicator codes 87
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