Owners Manual

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.
3. Disconnect the power cables from the power supply unit (PSU) to the system board, hard drives, and optical drive.
Steps
Remove the screw securing the PSU to the chassis, slide the PSU toward the front of the chassis and lift it out of the chassis.
Figure 67. Removing a cabled power supply unit
1.
screw 2. PSU
3. P2 cable connector 4. P1 cable connector
5. standoff 6. P3 cable connector
Next steps
1. Install the cabled PSU.
2. Follow the procedure listed in the After working inside your system section.
Related tasks
Installing a cabled power supply unit
Installing and removing system components
103