RX200 S4 Operating manual 61
Startup and operation Controls and indicators
Hard disk drive control indicators
Figure 13: Indicators on the 3.5-inch HDD module
Figure 14: Indicators on the 2.5-inch HDD module
1 HDD BUSY (green)
ā Lights up: HDD in active phase
ā Does not light: HDD inactive (drive inactive)
2 HDD FAULT (orange)
(in conjunction with a RAID controller)
ā Does not light: no HDD error
ā Lights up: HDD Faulty or Rebuild Stopped (drive defective, needs 
replacing, a rebuild process was stopped or the HDD module is not 
correctly inserted)
ā Slow flashing: HDD Rebuild (the data is being restored after changing 
a hard disk drive)
ā Fast flashing: HDD Identify
ā Four fast blinks/pause: HDD Predicted Fault
ā Two fast flashes/pause: HDD Hot Spare (Hot spare drive active. The 
corresponding drive has failed).
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