Acer AO722 Service Guide - Page 89

Troubleshooting Chapter 4 Common Problems Use the following procedure as a guide for computer problems. NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. Obtain the failing symptoms in as much detail as possible. 2. Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating the same operation. 3. Use the following table with the verified symptom to determine which page to go to. Symptoms (Verified) Go To Power On Issue Page 80 No Display Issue Page 81 LCD Failure Page 84 Internal Keyboard Failure Page 84 TouchPad Failure Page 85 Internal Speaker Failure Page 85 Internal Microphone Failure Page 87 Rightside USB Failure Page 89 Power Button Failure Page 89 Other Functions Failure Page 90 Intermittent Failures Page 91 Undermined Failures Page 91 4. If the Issue is still not resolved, see "Online Support Information" on page 161. Chapter 4 79