How to recover the operating system.

For details, refer to System Installation for A27 Mass Storage.

(This information is included in the 4287A service manual.)

When you encounter the following problems, try to recover the operating system before replacing the A27 Mass Storage.

• "xxx file is missing" is displayed on the DOS screen.
• The 4287A logo screen is not displayed after "Searching for Boot Record from IDE-0 .. OK" is displayed.
• "Windows" always boots with Safe Mode.