Dell PowerEdge 840 Hardware Owner's Manual (PDF) - Page 17
Hard-Drive Indicator Codes, firmware controls the drive power-on/fault indicator.
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Hard-Drive Indicator Codes If an optional SAS backplane is installed in the system, two indicators on each of the hard-drive carriers provide information on the status of the hard drives. See Figure 1-4 and Table 1-5. The SAS backplane firmware controls the drive power-on/fault indicator. Figure 1-4. Hard-Drive Indicators 1 2 1 drive status indicator 2 drive busy indicator About Your System 17
About Your System
17
Hard-Drive Indicator Codes
If an optional SAS backplane is installed in the system, two indicators on each of the hard-drive carriers
provide information on the status of the hard drives. See Figure 1-4 and Table 1-5. The SAS backplane
firmware controls the drive power-on/fault indicator.
Figure 1-4.
Hard-Drive Indicators
1
drive status indicator
2
drive busy indicator
2
1