Marc's Place - Mac OS X Recovery HD

How to factory reset a MacBook or Mac: Reset a Mac to factory

Marc's Place - Open an iMac (Intel)

Marc's Place - Open an iMac (Intel)

Tech Tip: Resetting Your Password In OS X 10.7 Or Later

macos - diskutil shows Macintosh HD is missing (with Recovery HD

macos - Startup disk only shows: Mac OS X Base System - Ask Different

How to Recover Accidentally Erased Hard Drive/Deleted Macintosh HD

Help please! recovery hd locked and i cant reinstall or unmount

How to Restore Mac with the help of Recovery HD