Dell 8 Owner's Manual page 32

Table 1-4. Hard-Drive Indicators
Condition
Identify drive/preparing
for removal
Drive ready for insertion or
removal
Drive predicted failure
Drive failed
Drive rebuilding
Drive online
Rebuild halted
32
About Your System
Drive-Status Indicator Pattern
Blinks green two times per second
Off
NOTE:
The drive status indicator remains off until all
hard drives are initialized after system power is applied.
Drives are not ready for insertion or removal during this
time.
Blinks green, amber, and off.
Blinks amber four times per second.
Blinks green slowly.
Steady green.
Blinks green three seconds, amber three seconds, and
off six seconds.