Service Guide
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Y Reload audio drivers. N Correct drivers for application? Y Replace audio board and speaker connections in OS configured? Replace audio board (if applicable). 3. N Audio driver in notebook (if applicable). N Audio? Replace internal speakers. 2. Y Audio? N Done 1. Replace system board. Y Load drivers and set configuration in OS. Connect to external speaker. Maintenance and Service Guide 2-27 Troubleshooting Flowchart 2.16-No Audio, Part 2 Continued from "Flowchart 2.15-No Audio, Part 1."
Y Reload audio drivers. N Correct drivers for application? Y Replace audio board and speaker connections in OS configured? Replace audio board (if applicable). 3. N Audio driver in notebook (if applicable). N Audio? Replace internal speakers. 2. Y Audio? N Done 1. Replace system board. Y Load drivers and set configuration in OS. Connect to external speaker. Maintenance and Service Guide 2-27 Troubleshooting Flowchart 2.16-No Audio, Part 2 Continued from "Flowchart 2.15-No Audio, Part 1."
Service Guide
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Y OK? N Network or modem jack active? Y Y Digital line? N N NIC/modem configured in OS? Disconnect all power from the notebook and open. Y Replace jack or have jack activated. Connect to nondigital line. Y OK? Troubleshooting Flowchart 2.20-No Network/Modem Connection No network or modem connection. Reseat NIC/modem (if applicable). N Replace system board. N Replace NIC/modem (if applicable). Reload drivers and reconfigure. Done Done Maintenance and Service Guide 2-31
Y OK? N Network or modem jack active? Y Y Digital line? N N NIC/modem configured in OS? Disconnect all power from the notebook and open. Y Replace jack or have jack activated. Connect to nondigital line. Y OK? Troubleshooting Flowchart 2.20-No Network/Modem Connection No network or modem connection. Reseat NIC/modem (if applicable). N Replace system board. N Replace NIC/modem (if applicable). Reload drivers and reconfigure. Done Done Maintenance and Service Guide 2-31