Replacing CRUs 39
Replacing the power supply assembly
Attention
Do not open your computer or attempt any repairs before reading the Important
Product Information Guide.
Although there are no moving parts in your computer after the power cord has been disconnected, the
following warnings are required for your safety and proper Underwriters Laboratories (UL) certication.
Caution
Never remove the cover on a power supply or any part that has the following label
attached.
Hazardous voltage, current, and energy levels are present inside any component that
has this label attached. There are no serviceable parts inside these components. If
you suspect a problem with one of these parts, contact a service technician.
1
Remove the computer cover. For details, see Removing the computer cover.
2
Remove the front bezel. For details, see Replacing the front bezel.
3
Pivot the drive bay assembly outward. For details, see Pivoting the drive bay assembly inward and outward.
4
Disconnect the power supply assembly cables from the system board.
5
Replace the power supply assembly.
1 2
6
Connect the new power supply assembly cables to the system board.
7
Reinstall the removed parts. To complete the replacement, see Completing the parts replacement.
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