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Power Mac G4 (Mirrored Drive Doors) Lower Fan -

Unplug the power cord.

(Figure 2)

Warning: Never plug in the power cord or turn on your computer unless all of

its internal and external parts are in place and it is closed. Operating the

computer when it is open or missing parts can damage your computer or

cause injury. Make sure the power cord remains unplugged until the entire

procedure is completed and the computer is closed.

Warning: The power supply in your computer is a high-voltage component and

should not be opened for any reason, even when the computer is off. If the

power supply needs service, contact your Apple reseller or Apple Authorized

Service Provider.

Figure 2

Lift the latch on the right side access panel.

Gently lower the access panel until it lies flat. To avoid scratching the case, lower the

panel onto a soft, clean cloth.

Warning: If you see any lights glowing on the main logic board, the computer has

not been shut down. Close the side access panel and shut down the computer

before proceeding.