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Removing the CPU air dam

To remove the CPU air dam:

Important: Do not remove the CPU air dam from the CPU air duct except when installing a second CPU to the system. The air dam ensures proper air flow when a single CPU is installed to the system.

Do not remove the memory air deflector.

1Observe the ESD precautions and pre-installation instructions described on page 39.

2Turn the CPU air duct over.

3Remove the air dam by sliding slotted holes off duct pins.

4Store it in a protective packaging.

5To install a second CPU to your system, see “Upgrading the CPU” section on page 61 for detailed instructions.

6Observe the post-installation instructions described on page 40.

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Acer Altos R520 manual Removing the CPU air dam, To remove the CPU air dam