Owners Manual

Table Of Contents
Next steps
1. Install the cabled PSU.
2. Follow the procedure listed in After working inside your system section.
Related references
Safety instructions on page 71
Related tasks
Before working inside your system on page 72
Installing a cabled power supply unit on page 139
After working inside your system on page 72
Installing 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.
NOTE: A hot-swappable non-redundant power supply unit (PSU) must be installed in Slot 1 of the PSU slot.
Steps
1. Slide the PSU into the PSU slot.
2. Align the screw hole on the PSU with the standoff on the chassis.
3. Tighten the screw to secure the PSU to the chassis.
4. Connect all the power cables to the system board, hard drives, and optical drive.
Installing and removing system components
139