3. Check the PSU and front-panel LEDs as the device is powered on to be sure that AC
power is being received and the PWR LED is on. If not, check that the power cable is
correctly plugged in.
4. Repeat steps 1 and 2 when a second PSU module is installed.
Two installed PSU modules operate in a load-sharing mode and provide 1+1 redundancy.
14
Chapter 3
•
Installation