Replacing The Power-Supply Unit; Procedure; Post-Requisites - Dell XPS 8900 Service Manual

Replacing the power-supply
unit
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
Before working inside your
computer, follow the instructions in
computer. For more safety best practices, see the Regulatory
Compliance home page at www.dell.com/regulatory_compliance.

Procedure

1 Slide the power supply towards the back of the chassis until it is secured
by the power-supply clamps.
2 Align the screw holes on the power-supply unit with the screw holes on
the chassis.
3 Replace the screws that secure the power-supply unit to the chassis.
4 Connect the DC power cables to the system board, hard drives, and
optical drives.
For more information, see

Post-requisites

Replace the computer
96
computer. After working inside your
"System-board
cover.
After working inside your
components".