Apple iMac 24" Desktop "rebuild card" Questions

card with one from another drive of the same model. I have seen drives drop out due to a bad connection in the ribbon cable connector - this can usually be corrected by massaging the cable downward in

...card one module at a time. Once you have tried this, then run Disk Warrior, run the Repair Disk Permissions (at least twice). Once you have run the Disk Repair option, then perform a Disk Rebuild (it ...