Table 12. Display panel LEDs (continued)
Function Color Status Description
Identify Blue On Identies 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, 2077-A9F expansion enclosure contains two PSUs ( 4 in Figure 65 on page 63) that are
accessible from the front of the enclosure. Each PSU has its own a set of LEDs, as shown in Figure 66 on
page 64.
Figure 66. LEDs on the front of a power supply unit
1 Input power
2 DC power
3 Fault indicator
Table 13 on page 64 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 69 on
page 67.
Table 13. Power supply unit LEDs
Function Color Status Description
1 Input power Green On The input voltage is within
specication.
Off No power input detected.
2 DC power Green On DC power outputs are
within specication.
Off DC power is not available.
3 Fault Amber On A fault is detected in the
PSU.
Off No faults are detected.
64 Storwize V5100 : Quick Installation Guide for MTM 2078-424, 2078-12F, 2078-24F, 2078-92F, and 2078-
U5B