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Chapter 2: Basic installation
2.4 Removing the power supply
You must remove the power supply unit (PSU) before you can install a
central processing unit (CPU) and other system components.
To remove the PSU:
1. Lay the system on its side on a flat, stable surface.
2. Disconnect the optical drive and floppy disk drive power plugs.
3. Remove the screw that secures
the PSU to the chassis.
4. Slide the PSU to the left until
the side hook is disengaged
from the chassis.
5. Push the PSU towards the front
panel for about half an inch.
6. Lift the PSU slightly
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When removing the PSU,
make sure to hold or support
it firmly. The unit may
accidentally drop and
damage the other system
components.
7. Disconnect the power plugs on
the motherboard.
8. Set the PSU aside.
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