2. For systems that support redundant PSU, ensure that both the PSUs are of the same type and have the same maximum
output power.
NOTE:
The maximum output power (shown in watts) is listed on the PSU label.
Steps
Slide the PSU into the system until the PSU is fully seated and the release latch snaps into place.
Figure 22. Installing a power supply unit
Next steps
1. Connect the power cable to the PSU, and plug the cable into a power outlet.
CAUTION:
Secure the power cable to the PSU with the strap provided on the PSU handle.
NOTE:
When installing, hot swapping, or hot adding a new PSU, wait for 15 seconds for the system to recognize the
PSU and determine its status. The PSU redundancy may not occur until discovery is complete. Wait until the new PSU is
discovered and enabled before you remove the other PSU. The PSU status indicator turns green to signify that the PSU
is functioning properly.
Cooling fans
Removing a cooling fan
Prerequisites
WARNING:
Do not attempt to operate the system without the cooling fans.
WARNING:
The cooling fan spins for some time after the system is powered off. Allow the fan to stop spinning
before removing it from the system.
1. Follow the safety guidelines listed in
.
2. Follow the procedure listed in the
Before working inside your system
Installing and removing enclosure components
29
