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1. Boot From the Windows 7 DVD
2. Wait for Windows 7 to Load Files
3. Choose Windows 7 Setup Language and Other Settings

4. Click on the Repair Your Computer Link

5. Wait for System Recovery Options to Locate Windows 7 on Your Computer
6. Choose Your Windows 7 Installation
7. Choose the Startup Repair Recovery Tool
8. Wait While Startup Repair Searches for Problems with Windows 7 Files
9. Wait While Startup Repair Attempts to Repair Windows 7 Files
10. Click Finish to Restart to Windows 7
  

ที่มา: pcsupport.about.com