Replacing a power supply
Replacing a power supply
A power supply can be replaced without shutting down the system.
!
WARNING:
A power supply must always occupy bays 0 and 1. If a power supply in bay 0 or 1 fails, you must leave the failed power supply in its bay until you are able to install a functioning replacement power supply. A failed power supply in bay 0 or 1 continues to act as an air baffle, channeling airflow to cool the bottom row of disk drives in the disk cage. Replace the failed power supply as soon as possible to regain power redundancy.
To replace a power supply:
1.Identify the power supply that you want to remove. See Power supply LEDs on page 175 for information about diagnosing power supplies.
2.Release the AC power cord from the
3. Unplug the AC power cord from the power supply.
Issue 2.0 June 2004 147
