IBM Storwize V5000 Gen 2 Series, Quick Installation Manual

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Table 20. Display panel LEDs
Function
Color Status Description
Power Green On The expansion enclosure
power is on; this LED is
controlled by the expansion
enclosure.
Off The expansion enclosure
power is off.
Identify Blue On Identifies the expansion
enclosure; this LED is
controlled by the system. Use
the management GUI or
service interface to identify an
enclosure.
Off The expansion enclosure is
operating normally.
Enclosure fault Amber On The expansion enclosure is
coming up or a fault is
detected against a
component within the
enclosure.
Off No faults are detected.
The 2077-92F expansion enclosure contains two PSUs ( 4 in Figure 119 on page 112) that are accessible
from the front of the enclosure. Each PSU has its own a set of LEDs, as shown in Figure 120 on page 113.
Figure 120. LEDs on the front of a power supply unit
1 Input power
2 DC power
3 Fault indicator
Table 21 on page 113 explains the function and status that is indicated by each of the LEDs. The power
cords for each PSU are accessible from the rear of the expansion enclosure ( 1 ), as shown in Figure 123
on page 116.
Table 21. Power supply unit LEDs
Function
Color Status Description
1 Input power Green On The input voltage is
within specification.
Off No power input
detected.
Chapter 2. Installing the system hardware 113