
Initializing a hard disk
The hard disk inside your computer was initialized (formatted for use) at the factory, so you shouldn’t need to initialize it. You need to initialize a hard disk only if one of the following is true:
mYou purchase an uninitialized hard disk from another manufacturer.
mYour hard disk is damaged and can’t be repaired with Disk First Aid.
If a hard disk needs to be initialized, its icon does not appear on the desktop when you start up the computer using another disk.
You initialize your internal hard disk using a program called Drive Setup, which is on the system software 
WARNING Initializing a disk erases any information that may be on it. Before you initialize a damaged disk, try to repair it as described in “Repairing a Damaged Disk” earlier in this chapter.
1Start up your computer from the system software 
See “Starting Up From the System Software 
2Locate the Drive Setup icon and 
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