RA7000 and ESA10000 Storage Subsystems
4–18
EK–SMCPP–UG. A01
4.6
Power Supply Fault Notification
Each power supply SBB has two green LEDs that display the status of the power
supply. Table 4–6 describes the state of these LEDs, the status being reported,
and the recommended corrective action.
Figure 4–5 Power Supply SBB Status LEDs
Table 4–6 Power Supply SBB Status LED Displays
When the LED
display is . . .
The power supply SBB status is . . .
All the power supply SBBs on the associated power bus (A
or B) are functioning properly.
At least one power supply SBB on the associated power bus
has malfunctioned.
This power supply SBB is functioning properly.
Corrective Action:
Identify and replace the defective power supply SBB.
Either there is no ac power, the ac power controller has
failed, or this power supply SBB has failed.
Corrective Action:
1. Check the ac power source.
2. Check the associated ac power entry controller for proper
operation. Replace if necessary.
3. This power supply has failed and must be replaced.
