Drive Indicators; Led Indicators On A Single 3.5" Drive - IBM Storwize V7000 Troubleshooting And Maintenance Manual

The drives are located in the front of the enclosure. The 12 drives are mounted in four columns with
three rows.
The 24 drives are mounted vertically in one row.
Note: The drive slots cannot be empty. A drive assembly or blank carrier must be in each slot.
Figure 1 shows 12 drives, and Figure 2 shows 24 drives.
Figure 1. 12 drives
Figure 2. 24 drives

Drive indicators

The drives have two LED indicators each. They have no controls or connectors.
The LED color is the same for both drives. The LEDs for the 3.5-inch drives are placed vertically above
and below each other. The LEDs for the 2.5-inch drives are placed next to each other at the bottom.
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Figure 3. LED indicators on a single 3.5" drive
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Storwize V7000 Version 6.1.0: Troubleshooting, Recovery, and Maintenance Guide