Troubleshooting Mac Pro - Teach Yourself Visually Complete Mac Pro - page 805

A When the other Mac's desktop appears, the Mac Pro's hard drive appears as a drive
on the other Mac.
Click Spotlight ( ).
Type disk .
Click Disk Utility .
The Disk Utility window appears.
Click the Mac Pro hard drive.
Click the First Aid tab.
Verify or repair the Mac Pro hard drive, as described in Chapter 15 .
TIP
Mac Pro will not start in target disk mode. Why?