[. . . ] Quick Start Guide TechTool Deluxe 2. 5. 7 for Mac OS 9 If you are using Mac OS 9, follow these steps to use TechTool Deluxe 2. 5. 7 from Micromat. NOTE: If you are using Mac OS X, follow the steps in the file entitled, "Quick Start Guide TTD 3. 0. 2. " If you experience difficulties with your Apple computer, use TechTool Deluxe from Micromat. TechTool Deluxe is a powerful diagnostic utility that tests critical system components, such as the processor, the Random Access Memory (RAM), the video RAM, the hard disk, the cache, the clock, the floating-point processor, and more. [. . . ] Then select or deselect individual tests by clicking to the left of each test in the list. Clicking Pause temporarily suspends testing, and clicking Run resumes testing. Clicking Skip halts the current test and allows the next test to begin. When the testing is complete, the TechTool Deluxe Report is displayed. The report lists the tests that were performed and whether they passed or failed. If the Volume Structure test fails, you should consider backing up your essential data before repairing the volume. Click Cancel, choose Quit from the File menu, and then choose Restart from the Special menu. Then repeat the steps in this Quick Start Guide so that you may repair the Volume Structure. If any other tests fail, the report will recommend the steps you should take to correct the problem. Choose Quit from the File menu, then choose Restart from the Special menu. Micromat periodically updates TechTool Deluxe to correct issues, introduce program enhancements, or keep current with changes to the Mac OS and Apple hardware. We recommend that you take advantage of these enhancements by keeping your copy of TechTool Deluxe up to date. If your computer has an active connection to the Internet, follow these steps to find out whether a newer version of TechTool Deluxe is available: a. After TechTool Deluxe opens, choose Check for Update from the Control menu. TechTool Deluxe will determine whether a later version of the application is available. [. . . ] AppleCare is a service mark of Apple Computer Inc. , registered in the U. S. Other product and company names mentioned herein may be trademarks of their respective companies. [. . . ]