Toshiba A20-S259 Maintenance Manual - Page 104
Troubleshooting Procedures, LAN Troubleshooting
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2 Troubleshooting Procedures 2.11 LAN Troubleshooting Procedure 4 Replacement Check Check if the wireless LAN card and the system board are connected properly. Any of these components may be damaged. Disassemble the computer following the steps described in Chapter 4 and replace the board with a new one. Check 1 Check 2 Check 3 The wireless LAN board may be defective or damaged. Disassemble the computer following the steps described in Chapter 4 and replace the board with a new one. If there is still an error go to Check 2. The wireless LAN antenna or wireless LAN antenna cables may be defective or damaged. Disassemble the computer fo llowing the steps described in Chapter 4 and replace it with a new one. If there is still an error go to Check 3. The system board may be defective or damaged. Disassemble the computer following the steps described in Chapter 4 and replace the board with a new one. 2-54 Satellite A20 Maintenance Manual (960-444)