v Record your computer machine type, model, and serial number. If you needservice or technical support, you will probably be asked for this information.See “Recording your computer information”.Keep this Quick Reference in a safe place. It is the only publication that hasimportant information about reinstalling factory-installed software. Chapter 3,“Recovering software” on page 13 contains the information about recoveringfactory-installed software.Installing other operating systemsIf you install your own operating system, follow the instructions that comewith your operating-system CDs or diskettes. Remember to install all devicedrivers after you install your operating system. Installation instructions areusually provided with the device drivers.Shutting down the computerWhen you are ready to turn off your computer, always follow the shutdownprocedure for your operating system. This prevents the loss of unsaved data ordamage to your software programs. To shut down the Microsoft® Windows ®operating system select Shut down or Turn off computer.Recording your computer informationRecording information about your computer can be helpful if you ever need tohave your computer serviced. The service technician will probably ask you forthis information.Chapter 2. Setting up your computer 11