Toshiba A3X manual Troubleshooting Procedures Wireless LAN Troubleshooting

2 Troubleshooting Procedures 2.14 Wireless LAN Troubleshooting

Check 3 Make sure the wireless LAN antenna cables (MAIN and AUX) are firmly connected to the connectors on the wirelss LAN card.

If the wireless LAN antenna cables are disconnected, connect them firmly and perform Procedure 1. If the wireless LAN is still not functioning properly, go to Procedure 3.

Procedure 3 Replacement Check

The wirelss LAN card, wireless LAN antennas and the system board are may be damaged. Refer to Chapter 4, Replacement Procedures, for instructions on how to disassemble the computer and then perform the following checks:

Check 1 The wireless LAN card may be defective or damaged. Replace the wireless LAN card with a new one following the instructions in Chapter 4, Replacement Procedures. If the problem still exists, perform Check 2.

Check 2 The wireless LAN antennas may be defective or damaged. Replace the wireless LAN antennas with a new one following the instructions in Chapter 4, Replacement Procedures. If the problem still exists, perform Check 3.

Check 3 Replace the system board with a new one following the instructions in Chapter 4, Replacement Procedures and test the display again.

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