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Battery unit LEDs
The battery unit has four LEDs, as shown in Figure 90.
Note: To view the battery LED, remove the DS4500 bezel (see “Removing the front
bezel” on page 32).
Fault-B
Amber LED: fault in
the left battery bank
Normal status: Off
Problem status: On
Fault-A
Amber LED: fault in
right battery bank
Normal status: Off
Problem status: On
Full Charge-B
Green LED: left battery bank
is fully charged.
Normal status: On
Problem status: Off
Charging status: Blinking
Full Charge-A
Green LED: right battery bank
is fully charged
Normal status: On
Problem status: Off
Charging status: Blinking
GS000050a
Table 20 describes the battery unit LEDs.
Table 20. Battery unit LEDs
LED Color Normal status Problem status
Possible conditions indicated by the
problem status
1
Fault-A or
Fault-B
Amber Off On
v The left or right battery bank has failed.
v The battery is either discharged or defective.
Full Charge-A
or Full
Charge-B
Green On
2
Off The left or right battery bank has failed.
1
Always use the storage-management software to identify the failure.
2
If the Full Charge-A or Full Charge-B LED is blinking, the battery is in the process of charging.
Figure 90. Battery unit LEDs
Chapter 4. Operating the storage subsystem 131