62 Setting Up Your ComputerSwitching From Desktop to Tower Orientation1 Remove the floppy drive or media card reader (if installed) by followingthe steps in "Removing a Floppy Drive or a Media Card Reader (DesktopComputer)" on page 226, and then reinstall the floppy drive or media cardreader by following the steps in "Installing a Floppy Drive or Media CardReader (Tower Computer)" on page 222.2 Remove all installed optical drives by following the steps in "Removing anOptical Drive (Desktop Computer)" on page 236, and reinstall the drivesby following the steps in "Installing an Optical Drive (Tower Computer)"on page 233.Installing Your Computer in an EnclosureInstalling your computer in an enclosure can restrict airflow, can cause yourcomputer to overheat, and may impact your computer’s performance. Followthe guidelines below when installing your computer in an enclosure:NOTICE: The operating temperature specified in this manual reflects the maximumambient operating temperature. The ambient room temperature must be aconsideration when installing your computer in an enclosure. For details about yourcomputer’s specifications, see "Specifications" on page 31.