Removing 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. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
www.dell.com/
regulatory_compliance.
Prerequisites
Remove the right-side cover.
Procedure
NOTE: Note the routing of the cables while removing the power-supply unit
so that you can replace them correctly.
NOTE: Remove the cables from the routing guides on the chassis to avoid
potential damage to the cables.
NOTE: Disconnect the power cables from their extensions.
1 Lay the computer on the left side and disconnect the power cable from the
optical drive.
2 Press the securing clip and disconnect the power-supply unit cable from the
processor-power cable.
3 Press the securing clip and disconnect the power-supply unit cable from the
system board.
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