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Connectors, switches, and LEDs 107
LED indicators
This section contains illustration and descriptions of internal and external status LED indicators located
on the:
• Front panel
• Optical disk drive
• Hard drive
• Rear panel
• System board
These LED indicators aid in problem diagnosis by indicating the status of system components and
operations of the server.
Front panel LED indicators
The front panel LED indicators allow constant monitoring of basic system functions while the server is
operating.
Figure 107 Front Panel LED Indicators
Table 16 Front Panel LED Indicators
Item LED indicator Status Description
1 Front UID LED/switch Steady blue Identification
Flashing blue The system is being remotely managed
Off No identification
2 System health LED Steady green Healthy
Red Critical error
Amber Non-critical error
3 NIC 1 activity LED Steady green Linked to the network