They can and then sometimes they do not. If you are talking about when Sony fixes it they can sub your PS3 for one that has already been repaired and so you could send in a fat and get a slim
Formatting your hard disk for the PS3 will erase everything on it. If you are adding a hard disk to your PS3 it will prepare the drive for the system.
Reformat hd. On the XMB go into the settings menu and you will find "Reformat hard drive".
Yes PS3 uses a standard lap top hard drive and you do not even need to use one from PS3
nope
you can delete it by transferring it to an extrenal hard drive, I believe.
It is the same as a laptop hard drive
Hard drive.
Have you tried placing in a new hard drive? If not, try it. If it doesn't work, take it to a place where they fix PS3's or to the store where you bought the PS3 and see what they say.
You may upgrade your hard drive on a PS3. 160GB could be less than $100 depending on where you purchase it.
no they are not inchangeable
You jailbreak the firmware.
By replacing it with a new one