Table 22. Power supply unit LEDs (continued)
Function Color Status Description
▌3▐ Fault Amber On A fault is detected in the
PSU.
Off No faults are detected.
LEDs inside of the expansion enclosure
Each of the drives and secondary expansion modules within the 2077-92F
expansion enclosure has two LED indicators. To view the drives and secondary
expansion modules, you must remove the cover of the enclosure, as described in
“Removing the top cover: 2077-92F” on page 48.
Figure 121 shows the components of a drive assembly. Each drive has an online
indicator (▌2▐) and fault indicator (▌3▐).
Table 23 describes the meaning of the LEDs on each drive.
Table 23. LED indicators on drives
Function Color Status Description
▌2▐ Activity Green On The drive is ready to
be used.
Flashing The drive is
operating and I/O is
occurring.
Off The drive is not
installed or an
installed drive is not
ready to be used.
Figure 121. LEDs on a drive assembly
138 Storwize V5000 Gen2: Quick Installation Guide
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