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Health, Safety, and Maintenance 75
1 Carefully pull down the door covering the front of the drive tray.
2 Locate the small hole next to the Open button below the drive tray.
3 Carefully insert the end of a large straightened paper clip into the hole.
4 Push firmly until the tray opens.
5 Pull out the tray, remove the disc, and push the tray in to close it.
Power Supply
Cleaning Your Equipment
Follow these general rules when cleaning the outside of your computer and its components:
m Use a damp, soft, lint-free cloth to clean the computer’s exterior. Avoid getting moisture
in any openings.
m Don’t use aerosol sprays, solvents, or abrasives.
Cleaning the Computer Case
To clean the case, do the following:
1 Turn off the computer completely and then disconnect the power plug. (Pull the plug, not
the cord.)
2 Wipe the surfaces lightly with a clean, soft cloth dampened with water.
Emergency ejection hole
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-authorized dealer or service provider. To protect the power
supply from damage, make sure the voltage switch on the back of the computer is set
correctly before you plug the computer into a power outlet. See Chapter 1 for
instructions on setting the voltage switch.