Figure 87. Removing and installing the PSU divider
a. PSU divider
b. tabs (4)
c. screw
Next steps
1. Install the redundant PSUs or PSU blank as applicable.
2. Reconnect the system to its electrical outlet and power on the system, including any attached peripherals.
Non-redundant AC/cabled power supply unit
Your system supports a non-redundant 450 W AC power supply unit (PSU).
NOTE:
Non-redundant PSU is supported in systems with cabled hard drives and systems with an x8 backplane.
NOTE:
When selecting or upgrading your system configuration, verify the system power consumption with the Dell Energy
Smart Solution Advisor at
Dell.com/ESSA
to ensure optimum power utilization.
Removing a cabled power supply unit
Prerequisites
CAUTION:
Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by
your warranty. Read and follow the safety instructions that are shipped with your product.
1. Follow the safety guidelines listed in the Safety instructions section.
2. Follow the procedure listed in the Before working inside your system section.
Steps
1. Disconnect all the power cables from the power supply unit (PSU) to the system board, hard drive backplane, hard drives,
and optical drives.
Installing and removing system components
147
