Acer Aspire 4930 Aspire 4930 / 4930G Service Guide - Page 161

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 152 No Display Issue Page 153 LCD Failure Page 155 Internal Keyboard Failure Page 155 Touch Pad Failure Page 156 Internal Speaker Failure Page 156 Internal Microphone Failure Page 158 ODD Failure Page 160 Rightside USB Failure Page 163 Modem Failure Page 163 WLAN Failure Page 164 Acer EasyLaunch Button Failure Page 164 Acer MediaTouch Failure Page 165 Fingerprint Reader Failure Page 165 Thermal Unit Failure Page 166 HDTV Switch Failure Page 166 Other Functions Failure Page 167 Intermittent Failures Page 168 Undermined Failures Page 168 4. If the Issue is still not resolved, see "Online Support Information" on page 209. Chapter 4 151