If no errors are reported click on the Repair Permissions button. If DU reports any errors that have been fixed, then re-run Repair Disk until no errors are reported. (SMART status is not reported on external Firewire or USB drives.) If the drive is 'Verified' then select your OS X volume from the list on the left (sub-entry below the drive entry,) click on the First Aid tab, then click on the Repair Disk button. If it does not say 'Verified' then the hard drive is failing or failed. In the Disk Utility status area you will see an entry for the S.M.A.R.T.

When the menu bar appears select Disk Utility from the Installer menu (Utilities menu for Tiger, Leopard or Snow Leopard.)įor Lion or later select Disk Utility from the Utilities Main Menu.Īfter Disk Utility loads select your hard drive entry (mfgr.'s ID and drive size) from the the left side list. Release the keys when the Utilities Menu appears.Īfter the installer loads select your language and click on the Continue button. Immediately after the chime press and hold down theģ. Release the key when the spinning gear below the dark gray AppleĢ. Immediately after the chime press and hold down the 'C' key.Ĥ. Insert OS X Installer Disc into the optical drive.ģ. Step One: Repair the Hard Drive and Permissionsġ. Video tutorials are also available online at the OWC site.

OWC will include the tools you need as well as printed instructions. Get OWC's DataDoubler that will enable you to replace the existing HDD with the SSD, remove the optical drive and install the HDD in the space where the optical drive was removed.

Replacing mac hard drive