Formatting, Partitioning Erasing a Hard Disk Drive
Warning! This procedure will destroy all data on your Hard Disk Drive. Be sure you have an up-to-date, tested backup of at least your Users folder and anythird party applications you do not want to re-install before attempting this procedure.
• With compute rshut down insert install disk in optical drive.
• Hit Power buttonand immediately after chime hold down the "C" key.
• Select language
• Go to the Utilities menu and launch Disk Utility.
• Select your HDD (manufacturer ID) in left side bar.
• Select Partition tab in main panel. (You are about to create asingle partition volume.)
• Click on Options button
• Select GUID Partition Table(Intel Macs)
• Click OK
• Select number of partition in pull-down menu above Volumediagram.
(Note 1: One partition is normally preferable for an internalHDD.)
• Type in name in Name field (usually Macintosh HD)
• Select Volume Format as Mac OS Extended (Journaled)
• Click Partition button at bottom of panel.
• Select Erase tab
• Select the sub-volume (indented) under Manufacturer ID (usuallyMacintosh HD).
• Check to be sure your Volume Name and Volume Format are correct.
• Click Erase button
• Quit Disk Utility.
Open installer and begin installation process.
😉 cornelius