PCIe indicator
Condition Corrective Action
The indicator blinks 
amber if a PCIe card 
experiences an 
error.
Restart the system. Update any required drivers for the PCIe card. 
Re-install the card. If the problem persists, see Getting Help.
Hard-Drive Indicator Patterns
The following topic describes the hard-drive indicator patterns of the Dell DR4100 system.
Figure 2. Hard-Drive Indicators
1. hard-drive activity indicator (green)
2. hard-drive status indicator (green and amber)
NOTE: If the hard drive is in Advanced Host Controller Interface (AHCI) mode, the status indicator (on the right side) 
does not function and remains off.
Drive-Status 
Indicator Pattern 
(RAID Only)
Condition
Blinks green two 
times per second
Identifying drive or preparing for removal
Off Drive ready for insertion or removal
NOTE: The drive status indicator remains off until all hard drives are initialized after the 
system is turned on. Drives are not ready for insertion or removal during this time.
Blinks green, amber, 
and off
Predicted drive failure
Blinks amber four 
times per second
Drive failed
Blinks green slowly Drive rebuilding
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